Ported completion tests

pkg/analysis_server/test/completion_test.dart

+// Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+library test.completion.support;
+
+import 'dart:collection';
+
+import 'package:unittest/unittest.dart';
+
+import 'completion_test_support.dart';
+
+main() {
+//  CompletionTestBuilder builder = new CompletionTestBuilder();
+//  builder.buildAll();
+  test("dummy", () => null);
+}
+
+/**
+ * A builder that builds the completion tests.
+ */
+class CompletionTestBuilder {
+  void buildAll() {
+    buildNumberedTests();
+    buildCommentSnippetTests();
+    buildCompletionTests();
+    buildOtherTests();
+    buildLibraryTests();
+  }
+
+  void buildCommentSnippetTests() {
+    CompletionTestCase.buildTests('testCommentSnippets001', '''
+class X {static final num MAX = 0;num yc,xc;mth() {xc = yc = MA!1X;x!2c.abs();num f = M!3AX;}}''',
+        <String>["1+MAX", "2+xc", "3+MAX"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets002', '''
+class Y {String x='hi';mth() {x.l!1ength;int n = 0;x!2.codeUnitAt(n!3);}}''',
+        <String>["1+length", "2+x", "3+n"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets004', '''
+class A {!1int x; !2mth() {!3int y = this.!5x!6;}}class B{}''',
+        <String>["1+A", "2+B", "3+x", "3-y", "5+mth", "6+x"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets005', '''
+class Date { static Date JUN, JUL;}class X { m() { return Da!1te.JU!2L; }}''',
+        <String>["1+Date", "2+JUN", "2+JUL"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets007', '''
+class C {mth(Map x, !1) {}mtf(!2, Map x) {}m() {for (in!3t i=0; i<5; i++); A!4 x;}}class int{}class Arrays{}class bool{}''',
+        <String>["1+bool", "2+bool", "3+int", "4+Arrays"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets008', '''
+class Date{}final num M = Dat!1''', <String>["1+Date"]);
+
+    // space, char, eol are important
+    CompletionTestCase.buildTests('testCommentSnippets009', '''
+class Map{}class Maps{}class x extends!5 !2M!3 !4implements!6 !1\n{}''',
+        <String>[
+            "1+Map",
+            "2+Maps",
+            "3+Maps",
+            "4-Maps",
+            "4+implements",
+            "5-Maps",
+            "6-Map",
+            "6+implements"]);
+
+    // space, char, eol are important
+    CompletionTestCase.buildTests('testCommentSnippets010', '''
+class Map{}class x implements !1{}''', <String>["1+Map"]);
+
+    // space, char, eol are important
+    CompletionTestCase.buildTests('testCommentSnippets011', '''
+class Map{}class x implements M!1{}''', <String>["1+Map"]);
+
+    // space, char, eol are important
+    CompletionTestCase.buildTests('testCommentSnippets012', '''
+class Map{}class x implements M!1\n{}''', <String>["1+Map"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets013', '''
+class num{}class x !2{!1}!3''', <String>["1+num", "2-num", "3-num"]);
+
+    // trailing space is important
+    CompletionTestCase.buildTests('testCommentSnippets014', '''
+class num{}typedef n!1 ;''', <String>["1+num"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets015', '''
+class D {f(){} g(){f!1(f!2);}}''', <String>["1+f", "2+f"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets016', '''
+class F {m() { m(); !1}}''', <String>["1+m"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets017', '''
+class F {var x = !1false;}''', <String>["1+true"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets018', '''
+class Map{}class Arrays{}class C{ m(!1){} n(!2 x, q)''',
+        <String>["1+Map", "1-void", "1-null", "2+Arrays", "2-void", "2-null"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets019', '''
+class A{m(){Object x;x.!1/**/clear()''', <String>["1+toString"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets020', '''
+classMap{}class tst {var newt;void newf(){}test() {var newz;new!1/**/;}}''',
+        <String>["1+newt", "1+newf", "1+newz", "1-Map"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets021', '''
+class Map{}class tst {var newt;void newf(){}test() {var newz;new !1/**/;}}''',
+        <String>["1+Map", "1-newt"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets022', '''
+class Map{}class F{m(){new !1;}}''', <String>["1+Map"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets022a', '''
+class Map{}class F{m(){new !1''', <String>["1+Map"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets022b', '''
+class Map{factory Map.qq(){return null;}}class F{m(){new Map.!1qq();}}''',
+        <String>["1+qq"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets023', '''
+class X {X c; X(this.!1c!3) : super() {c.!2}}''',
+        <String>["1+c", "2+c", "3+c"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets024', '''
+class q {m(Map q){var x;m(!1)}n(){var x;n(!2)}}''', <String>["1+x", "2+x"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets025', '''
+class q {num m() {var q; num x=!1 q!3 + !2/**/;}}''',
+        <String>["1+q", "2+q", "3+q"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets026', '''
+class List{}class a implements !1{}''', <String>["1+List"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets027', '''
+class String{}class List{}class test <X extends !1String!2> {}''',
+        <String>["1+List", "2+String", "2-List"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets028', '''
+class String{}class List{}class DateTime{}typedef T Y<T extends !1>(List input);''',
+        <String>["1+DateTime", "1+String"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets029', '''
+interface A<X> default B<X extends !1List!2> {}''',
+        <String>["1+DateTime", "2+List"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets030', '''
+class Bar<T extends Foo> {const Bar(!1T!2 k);T!3 m(T!4 a, T!5 b){}final T!6 f = null;}''',
+        <String>["1+T", "2+T", "3+T", "4+T", "5+T", "6+T"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets031', '''
+class Bar<T extends Foo> {m(x){if (x is !1) return;if (x is!!!2)}}''',
+        <String>["1+Bar", "1+T", "2+T", "2+Bar"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets032', '''
+class Fit{}class Bar<T extends Fooa> {const F!1ara();}''',
+        <String>["1+Fit", "1+Fara", "1-Bar"]);
+
+    // Type propagation
+    CompletionTestCase.buildTests('testCommentSnippets033', '''
+class List{add(){}length(){}}t1() {var x;if (x is List) {x.!1add(3);}}''',
+        <String>["1+add", "1+length"]);
+
+    // Type propagation
+    CompletionTestCase.buildTests('testCommentSnippets035', '''
+class List{clear(){}length(){}}t3() {var x=new List(), y=x.!1length();x.!2clear();}''',
+        <String>["1+length", "2+clear"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets036', '''
+class List{}t3() {var x=new List!1}''', <String>["1+List"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets037', '''
+class List{factory List.from(){}}t3() {var x=new List.!1}''',
+        <String>["1+from"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets038', '''
+f(){int xa; String s = '\$x!1';}''', <String>["1+xa"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets038a', '''
+int xa; String s = '\$x!1\'''', <String>["1+xa"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets039', '''
+f(){int xa; String s = '\$!1';}''', <String>["1+xa"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets039a', '''
+int xa; String s = '\$!1\'''', <String>["1+xa"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets040', '''
+class List{add(){}}class Map{}class X{m(){List list; list.!1 Map map;}}''',
+        <String>["1+add"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets041', '''
+class List{add(){}length(){}}class X{m(){List list; list.!1 zox();}}''',
+        <String>["1+add"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets042', '''
+class DateTime{static const int WED=3;int get day;}fd(){DateTime d=new DateTime.now();d.!1WED!2;}''',
+        <String>["1+day", "2-WED"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets043', '''
+class L{var k;void.!1}''', <String>["1-k"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets044', '''
+class List{}class XXX {XXX.fisk();}main() {main(); new !1}}''',
+        <String>["1+List", "1+XXX.fisk"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets047', '''
+f(){int x;int y=!1;}''', <String>["1+x"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets048', '''
+import 'dart:convert' as json;f() {var x=new js!1}''', <String>["1+json"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets049', '''
+import 'dart:convert' as json;
+import 'dart:convert' as jxx;
+class JsonParserX{}
+f1() {var x=new !2j!1s!3}''',
+        <String>[
+            "1+json",
+            "1+jxx",
+            "2+json",
+            "2+jxx",
+            "2-JsonParser",
+            "3+json",
+            "3-jxx"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets050', '''
+class xdr {
+  xdr();
+  const xdr.a(a,b,c);
+  xdr.b();
+  f() => 3;
+}
+class xa{}
+k() {
+  new x!1dr().f();
+  const x!2dr.!3a(1, 2, 3);
+}''',
+        <String>[
+            "1+xdr",
+            "1+xa",
+            "1+xdr.a",
+            "1+xdr.b",
+            "2-xa",
+            "2-xdr",
+            "2+xdr.a",
+            "2-xdr.b",
+            "3-b",
+            "3+a"]);
+
+    // Type propagation.
+    CompletionTestCase.buildTests('testCommentSnippets051', '''
+class String{int length(){} String toUpperCase(){} bool isEmpty(){}}class Map{getKeys(){}}
+void r() {
+  var v;
+  if (v is String) {
+    v.!1length;
+    v.!2getKeys;
+  }
+}''', <String>["1+length", "2-getKeys"]);
+
+    // Type propagation.
+    CompletionTestCase.buildTests('testCommentSnippets052', '''
+class String{int length(){} String toUpperCase(){} bool isEmpty(){}}class Map{getKeys(){}}
+void r() {
+  List<String> values = ['a','b','c'];
+  for (var v in values) {
+    v.!1toUpperCase;
+    v.!2getKeys;
+  }
+}''', <String>["1+toUpperCase", "2-getKeys"]);
+
+    // Type propagation.
+    CompletionTestCase.buildTests('testCommentSnippets053', '''
+class String{int length(){} String toUpperCase(){} bool isEmpty(){}}class Map{getKeys(){}}
+void r() {
+  var v;
+  while (v is String) {
+    v.!1toUpperCase;
+    v.!2getKeys;
+  }
+}''', <String>["1+toUpperCase", "2-getKeys"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets054', '''
+class String{int length(){} String toUpperCase(){} bool isEmpty(){}}class Map{getKeys(){}}
+void r() {
+  var v;
+  for (; v is String; v.!1isEmpty) {
+    v.!2toUpperCase;
+    v.!3getKeys;
+  }
+}''', <String>["1+isEmpty", "2+toUpperCase", "3-getKeys"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets055', '''
+class String{int length(){} String toUpperCase(){} bool isEmpty(){}}class Map{getKeys(){}}
+void r() {
+  String v;
+  if (v is Object) {
+    v.!1toUpperCase;
+  }
+}''', <String>["1+toUpperCase"]);
+
+    // Type propagation.
+    CompletionTestCase.buildTests('testCommentSnippets056', '''
+class String{int length(){} String toUpperCase(){} bool isEmpty(){}}class Map{getKeys(){}}
+void f(var v) {
+  if (v is!! String) {
+    return;
+  }
+  v.!1toUpperCase;
+}''', <String>["1+toUpperCase"]);
+
+    // Type propagation.
+    CompletionTestCase.buildTests('testCommentSnippets057', '''
+class String{int length(){} String toUpperCase(){} bool isEmpty(){}}class Map{getKeys(){}}
+void f(var v) {
+  if ((v as String).length == 0) {
+    v.!1toUpperCase;
+  }
+}''', <String>["1+toUpperCase"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets058', '''
+typedef vo!2id callback(int k);
+void x(callback q){}
+void r() {
+  callback v;
+  x(!1);
+}''', <String>["1+v", "2+void"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets059', '''
+f(){((int x) => x+4).!1call(1);}''', <String>["1-call"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets060', '''
+class Map{}
+abstract class MM extends Map{factory MM() => new Map();}
+class Z {
+  MM x;
+  f() {
+    x!1
+  }
+}''', <String>["1+x", "1-x[]"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets061', '''
+class A{m(){!1f(3);!2}}n(){!3f(3);!4}f(x)=>x*3;''',
+        <String>["1+f", "1+n", "2+f", "2+n", "3+f", "3+n", "4+f", "4+n"]);
+
+    // Type propagation.
+    CompletionTestCase.buildTests('testCommentSnippets063', '''
+class String{int length(){} String toUpperCase(){} bool isEmpty(){}}class Map{getKeys(){}}
+void r(var v) {
+  v.!1toUpperCase;
+  assert(v is String);
+  v.!2toUpperCase;
+}''', <String>["1-toUpperCase", "2+toUpperCase"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets064', '''
+class Spline {
+  Line c;
+  Spline a() {
+    return this;
+  }
+  Line b() {
+    return null;
+  }
+  Spline f() {
+    Line x = new Line();
+    x.!9h()..!1a()..!2b().!7g();
+    x.!8j..!3b()..!4c..!6c..!5a();
+  }
+}
+class Line {
+  Spline j;
+  Line g() {
+    return this;
+  }
+  Spline h() {
+    return null;
+  }
+}''',
+        <String>[
+            "1+a",
+            "2+b",
+            "1-g",
+            "2-h",
+            "3+b",
+            "4+c",
+            "5+a",
+            "6+c",
+            "7+g",
+            "8+j",
+            "9+h"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets065', '''
+class Spline {
+  Line c;
+  Spline a() {
+    return this;
+  }
+  Line b() {
+    return null;
+  }
+  Spline f() {
+    Line x = new Line();
+    x.h()..!1;
+  }
+}
+class Line {
+  Spline j;
+  Line g() {
+    return this;
+  }
+  Spline h() {
+    return null;
+  }
+}''', <String>["1+a"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets066', '''
+class Spline {
+  Line c;
+  Spline a() {
+    return this;
+  }
+  Line b() {
+    return null;
+  }
+  Spline f() {
+    Line x = new Line();
+    x.h()..a()..!1;
+  }
+}
+class Line {
+  Spline j;
+  Line g() {
+    return this;
+  }
+  Spline h() {
+    return null;
+  }
+}''', <String>["1+b"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets067', '''
+class Spline {
+  Line c;
+  Spline a() {
+    return this;
+  }
+  Line b() {
+    return null;
+  }
+  Spline f() {
+    Line x = new Line();
+    x.h()..a()..c..!1;
+  }
+}
+class Line {
+  Spline j;
+  Line g() {
+    return this;
+  }
+  Spline h() {
+    return null;
+  }
+}''', <String>["1+b"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets068', '''
+class Spline {
+  Line c;
+  Spline a() {
+    return this;
+  }
+  Line b() {
+    return null;
+  }
+  Spline f() {
+    Line x = new Line();
+    x.j..b()..c..!1;
+  }
+}
+class Line {
+  Spline j;
+  Line g() {
+    return this;
+  }
+  Spline h() {
+    return null;
+  }
+}''', <String>["1+c"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets069', '''
+class Spline {
+  Line c;
+  Spline a() {
+    return this;
+  }
+  Line b() {
+    return null;
+  }
+  Spline f() {
+    Line x = new Line();
+    x.j..b()..!1;
+  }
+}
+class Line {
+  Spline j;
+  Line g() {
+    return this;
+  }
+  Spline h() {
+    return null;
+  }
+}''', <String>["1+c"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets070', '''
+class Spline {
+  Line c;
+  Spline a() {
+    return this;
+  }
+  Line b() {
+    return null;
+  }
+  Spline f() {
+    Line x = new Line();
+    x.j..!1;
+  }
+}
+class Line {
+  Spline j;
+  Line g() {
+    return this;
+  }
+  Spline h() {
+    return null;
+  }
+}''', <String>["1+b"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets072', '''
+class X {
+  int _p;
+  set p(int x) => _p = x;
+}
+f() {
+  X x = new X();
+  x.!1p = 3;
+}''', <String>["1+p"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets073', '''
+class X {
+  m() {
+    JSON.stri!1;
+    X f = null;
+  }
+}
+class JSON {
+  static stringify() {}
+}''', <String>["1+stringify"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets074', '''
+class X {
+  m() {
+    _x!1
+  }
+  _x1(){}
+}''', <String>["1+_x1"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets075', '''
+p(x)=>0;var E;f(q)=>!1p(!2E);''', <String>["1+p", "2+E"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets076', '''
+class Map<K,V>{}class List<E>{}class int{}main() {var m=new Map<Lis!1t<Map<int,in!2t>>,List<!3int>>();}''',
+        <String>["1+List", "2+int", "3+int"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets076a', '''
+class Map<K,V>{}class List<E>{}class int{}main() {var m=new Map<Lis!1t<Map<int,in!2t>>,List<!3>>();}''',
+        <String>["1+List", "2+int", "3+int"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets077', '''
+class FileMode {
+  static const READ = const FileMode._internal(0);
+  static const WRITE = const FileMode._internal(1);
+  static const APPEND = const FileMode._internal(2);
+  const FileMode._internal(int this._mode);
+  factory FileMode._internal1(int this._mode);
+  factory FileMode(_mode);
+  final int _mode;
+}
+class File {
+  factory File(String path) => null;
+  factory File.fromPath(Path path) => null;
+}
+f() => new Fil!1''',
+        <String>[
+            "1+File",
+            "1+File.fromPath",
+            "1+FileMode",
+            "1+FileMode._internal1",
+            "1+FileMode._internal"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets078', '''
+class Map{static from()=>null;clear(){}}void main() { Map.!1 }''',
+        <String>["1+from", "1-clear"]); // static method, instance method
+
+    CompletionTestCase.buildTests('testCommentSnippets079', '''
+class Map{static from()=>null;clear(){}}void main() { Map s; s.!1 }''',
+        <String>["1-from", "1+clear"]); // static method, instance method
+
+    CompletionTestCase.buildTests('testCommentSnippets080', '''
+class RuntimeError{var message;}void main() { RuntimeError.!1 }''',
+        <String>["1-message"]); // field
+
+    CompletionTestCase.buildTests('testCommentSnippets081', '''
+class Foo {this.!1}''', <String>["1-Object"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets082', '''
+        class HttpRequest {}
+        class HttpResponse {}
+        main() {
+          var v = (HttpRequest req, HttpResp!1)
+        }''', <String>["1+HttpResponse"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets083', '''
+main() {(.!1)}''', <String>["1-toString"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets083a', '''
+main() { .!1 }''', <String>["1-toString"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets083b', '''
+main() { null.!1 }''', <String>["1+toString"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets084', '''
+class List{}class Map{}typedef X = !1Lis!2t with !3Ma!4p;''',
+        <String>["1+Map", "2+List", "2-Map", "3+List", "4+Map", "4-List"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets085', '''
+class List{}class Map{}class Z extends List with !1Ma!2p {}''',
+        <String>["1+List", "1+Map", "2+Map", "2-List"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets086', '''
+class Q{f(){xy() {!2};x!1y();}}''', <String>["1+xy", "2+f", "2-xy"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets087', '''
+class Map{}class Q extends Object with !1Map {}''',
+        <String>["1+Map", "1-HashMap"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets088', '''
+class A {
+  int f;
+  B m(){}
+}
+class B extends A {
+  num f;
+  A m(){}
+}
+class Z {
+  B q;
+  f() {q.!1}
+}''', <String>["1+f", "1+m"]); // f->num, m()->A
+
+    CompletionTestCase.buildTests('testCommentSnippets089', '''
+class Q {
+  fqe() {
+    xya() {
+      xyb() {
+        !1
+      }
+      !3 xyb();
+    };
+    xza() {
+      !2
+    }
+    xya();
+    !4 xza();
+  }
+  fqi() {
+    !5
+  }
+}''',
+        <String>[
+            "1+fqe",
+            "1+fqi",
+            "1+Q",
+            "1-xya",
+            "1-xyb",
+            "1-xza",
+            "2+fqe",
+            "2+fqi",
+            "2+Q",
+            "2-xya",
+            "2-xyb",
+            "2-xza",
+            "3+fqe",
+            "3+fqi",
+            "3+Q",
+            "3-xya",
+            "3+xyb",
+            "3-xza",
+            "4+fqe",
+            "4+fqi",
+            "4+Q",
+            "4+xya",
+            "4-xyb",
+            "4+xza",
+            "5+fqe",
+            "5+fqi",
+            "5+Q",
+            "5-xya",
+            "5-xyb",
+            "5-xza"]);
+
+    CompletionTestCase.buildTests('testCommentSnippets090', '''
+class X { f() { var a = 'x'; a.!1 }}''', <String>["1+length"]);
+  }
+
+  void buildCompletionTests() {
+    CompletionTestCase.buildTests('testCompletion_alias_field', '''
+typedef int fnint(int k); fn!1int x;''', <String>["1+fnint"]);
+
+    CompletionTestCase.buildTests('testCompletion_annotation_argumentList', '''
+class AAA {",
+  const AAA({int aaa, int bbb});",
+}",
+",
+@AAA(!1)
+main() {
+}''', <String>["1+AAA" /*":" + ProposalKind.ARGUMENT_LIST*/, "1+aaa", "1+bbb"]);
+
+    CompletionTestCase.buildTests('testCompletion_annotation_topLevelVar', '''
+const fooConst = null;
+final fooNotConst = null;
+const bar = null;
+
+@foo!1
+main() {
+}''', <String>["1+fooConst", "1-fooNotConst", "1-bar"]);
+
+    CompletionTestCase.buildTests('testCompletion_annotation_type', '''
+class AAA {
+  const AAA({int a, int b});
+  const AAA.nnn(int c, int d);
+}
+@AAA!1
+main() {
+}''',
+        <String>[
+            "1+AAA" /*":" + ProposalKind.CONSTRUCTOR*/,
+            "1+AAA.nnn" /*":" + ProposalKind.CONSTRUCTOR*/]);
+
+    CompletionTestCase.buildTests(
+        'testCompletion_annotation_type_inClass_withoutMember',
+        '''
+class AAA {
+  const AAA();
+}
+
+class C {
+  @A!1
+}''', <String>["1+AAA" /*":" + ProposalKind.CONSTRUCTOR*/]);
+
+    CompletionTestCase.buildTests('testCompletion_argument_typeName', '''
+class Enum {
+  static Enum FOO = new Enum();
+}
+f(Enum e) {}
+main() {
+  f(En!1);
+}''', <String>["1+Enum"]);
+
+    CompletionTestCase.buildTests('testCompletion_arguments_ignoreEmpty', '''
+class A {
+  test() {}
+}
+main(A a) {
+  a.test(!1);
+}''', <String>["1-test"]);
+
+    CompletionTestCase.buildTests('testCompletion_as_asIdentifierPrefix', '''
+main(p) {
+  var asVisible;
+  var v = as!1;
+}''', <String>["1+asVisible"]);
+
+    CompletionTestCase.buildTests(
+        'testCompletion_as_asPrefixedIdentifierStart',
+        '''
+class A {
+  var asVisible;
+}
+
+main(A p) {
+  var v = p.as!1;
+}''', <String>["1+asVisible"]);
+
+    CompletionTestCase.buildTests('testCompletion_as_incompleteStatement', '''
+class MyClass {}
+main(p) {
+  var justSomeVar;
+  var v = p as !1
+}''', <String>["1+MyClass", "1-justSomeVar"]);
+
+    CompletionTestCase.buildTests('testCompletion_cascade', '''
+class A {
+  aaa() {}
+}
+
+
+main(A a) {
+  a..!1 aaa();
+}''', <String>["1+aaa", "1-main"]);
+
+    CompletionTestCase.buildTests('testCompletion_combinator_afterComma', '''
+"import 'dart:math' show cos, !1;''',
+        <String>["1+PI", "1+sin", "1+Random", "1-String"]);
+
+    CompletionTestCase.buildTests('testCompletion_combinator_ended', '''
+import 'dart:math' show !1;"''',
+        <String>["1+PI", "1+sin", "1+Random", "1-String"]);
+
+    CompletionTestCase.buildTests('testCompletion_combinator_export', '''
+export 'dart:math' show !1;"''',
+        <String>["1+PI", "1+sin", "1+Random", "1-String"]);
+
+    CompletionTestCase.buildTests('testCompletion_combinator_hide', '''
+import 'dart:math' hide !1;"''',
+        <String>["1+PI", "1+sin", "1+Random", "1-String"]);
+
+    CompletionTestCase.buildTests('testCompletion_combinator_notEnded', '''
+import 'dart:math' show !1"''',
+        <String>["1+PI", "1+sin", "1+Random", "1-String"]);
+
+    CompletionTestCase.buildTests('testCompletion_combinator_usePrefix', '''
+import 'dart:math' show s!1"''',
+        <String>["1+sin", "1+sqrt", "1-cos", "1-String"]);
+
+    CompletionTestCase.buildTests('testCompletion_constructor_field', '''
+class X { X(this.field); int f!1ield;}''', <String>["1+field"]);
+
+    CompletionTestCase.buildTests(
+        'testCompletion_constructorArguments_showOnlyCurrent',
+        '''
+class A {
+  A.first(int p);
+  A.second(double p);
+}
+main() {
+  new A.first(!1);
+}''', <String>["1+A.first", "1-A.second"]);
+
+    CompletionTestCase.buildTests(
+        'testCompletion_constructorArguments_whenPrefixedType',
+        '''
+import 'dart:math' as m;
+main() {
+  new m.Random(!1);
+}''', <String>["1+Random:ARGUMENT_LIST"]);
+
+    CompletionTestCase.buildTests(
+        'testCompletion_dartDoc_reference_forClass',
+        '''
+/**
+ * [int!1]
+ * [method!2]
+ */
+class AAA {
+  methodA() {}
+}''', <String>["1+int", "1-method", "2+methodA", "2-int"]);
+
+    CompletionTestCase.buildTests(
+        'testCompletion_dartDoc_reference_forConstructor',
+        '''
+class A {
+  /**
+   * [aa!1]
+   * [int!2]
+   * [method!3]
+   */
+  A.named(aaa, bbb) {}
+  methodA() {}
+}''', <String>["1+aaa", "1-bbb", "2+int", "2-double", "3+methodA"]);
+
+    CompletionTestCase.buildTests(
+        'testCompletion_dartDoc_reference_forFunction',
+        '''
+/**
+ * [aa!1]
+ * [int!2]
+ * [function!3]
+ */
+functionA(aaa, bbb) {}
+functionB() {}''',
+        <String>[
+            "1+aaa",
+            "1-bbb",
+            "2+int",
+            "2-double",
+            "3+functionA",
+            "3+functionB",
+            "3-int"]);
+
+    CompletionTestCase.buildTests(
+        'testCompletion_dartDoc_reference_forFunctionTypeAlias',
+        '''
+/**
+ * [aa!1]
+ * [int!2]
+ * [Function!3]
+ */
+typedef FunctionA(aaa, bbb) {}
+typedef FunctionB() {}''',
+        <String>[
+            "1+aaa",
+            "1-bbb",
+            "2+int",
+            "2-double",
+            "3+FunctionA",
+            "3+FunctionB",
+            "3-int"]);
+
+    CompletionTestCase.buildTests(
+        'testCompletion_dartDoc_reference_forMethod',
+        '''
+class A {
+  /**
+   * [aa!1]
+   * [int!2]
+   * [method!3]
+   */
+  methodA(aaa, bbb) {}
+  methodB() {}
+}''',
+        <String>[
+            "1+aaa",
+            "1-bbb",
+            "2+int",
+            "2-double",
+            "3+methodA",
+            "3+methodB",
+            "3-int"]);
+
+    CompletionTestCase.buildTests(
+        'testCompletion_dartDoc_reference_incomplete',
+        '''
+/**
+ * [doubl!1 some text
+ * other text
+ */
+class A {}
+/**
+ * [!2 some text
+ * other text
+ */
+class B {}
+/**
+ * [!3] some text
+ */
+class C {}''',
+        <String>["1+double", "1-int", "2+int", "2+String", "3+int", "3+String"]);
+
+    CompletionTestCase.buildTests('testCompletion_double_inFractionPart', '''
+main() {
+  1.0!1
+}''', <String>["1-abs", "1-main"]);
+
+    CompletionTestCase.buildTests('testCompletion_enum', '''
+enum MyEnum {A, B, C}
+main() {
+  MyEnum.!1;
+}''', <String>["1+values", "1+A", "1+B", "1+C"]);
+
+    CompletionTestCase.buildTests(
+        'testCompletion_exactPrefix_hasHigherRelevance',
+        '''
+var STR;
+main(p) {
+  var str;
+  str!1;
+  STR!2;
+  Str!3;
+}''',
+        <String>[
+            "1+str" /*",rel=" + (CompletionProposal.RELEVANCE_DEFAULT + 1)*/,
+            "1+STR" /*",rel=" + (CompletionProposal.RELEVANCE_DEFAULT + 0)*/,
+            "2+STR" /*",rel=" + (CompletionProposal.RELEVANCE_DEFAULT + 1)*/,
+            "2+str" /*",rel=" + (CompletionProposal.RELEVANCE_DEFAULT + 0)*/,
+            "3+String" /*",rel=" + (CompletionProposal.RELEVANCE_DEFAULT + 1)*/,
+            "3+STR" /*",rel=" + (CompletionProposal.RELEVANCE_DEFAULT + 0)*/,
+            "3+str" /*",rel=" + (CompletionProposal.RELEVANCE_DEFAULT + 0)*/]);
+
+    CompletionTestCase.buildTests('testCompletion_export_dart', '''
+import 'dart:math
+import 'dart:_chrome
+import 'dart:_collection.dev
+export 'dart:!1''',
+        <String>[
+            "1+dart:core",
+            "1+dart:math",
+            "1-dart:_chrome",
+            "1-dart:_collection.dev"]);
+
+    CompletionTestCase.buildTests(
+        'testCompletion_export_noStringLiteral_noSemicolon',
+        '''
+import !1
+
+class A {}''', <String>["1+'dart:!';", "1+'package:!';"]);
+
+    CompletionTestCase.buildTests('testCompletion_forStmt_vars', '''
+class int{}class Foo { mth() { for (in!1t i = 0; i!2 < 5; i!3++); }}''',
+        <String>["1+int", "2+i", "3+i"]);
+
+    CompletionTestCase.buildTests('testCompletion_function', '''
+class String{}class Foo { int boo = 7; mth() { PNGS.sort((String a, Str!1) => a.compareTo(b)); }}''',
+        <String>["1+String"]);
+
+    CompletionTestCase.buildTests('testCompletion_function_partial', '''
+class String{}class Foo { int boo = 7; mth() { PNGS.sort((String a, Str!1)); }}''',
+        <String>["1+String"]);
+
+    CompletionTestCase.buildTests(
+        'testCompletion_functionTypeParameter_namedArgument',
+        '''
+typedef FFF(a, b, {x1, x2, y});
+main(FFF fff) {
+  fff(1, 2, !1)!2;
+}''', <String>["1+x1", "2-x2"]);
+
+    CompletionTestCase.buildTests('testCompletion_ifStmt_field1', '''
+class Foo { int myField = 7; mth() { if (!1) {}}}''', <String>["1+myField"]);
+
+    CompletionTestCase.buildTests('testCompletion_ifStmt_field1a', '''
+class Foo { int myField = 7; mth() { if (!1) }}''', <String>["1+myField"]);
+
+    CompletionTestCase.buildTests('testCompletion_ifStmt_field2', '''
+class Foo { int myField = 7; mth() { if (m!1) {}}}''', <String>["1+myField"]);
+
+    CompletionTestCase.buildTests('testCompletion_ifStmt_field2a', '''
+class Foo { int myField = 7; mth() { if (m!1) }}''', <String>["1+myField"]);
+
+    CompletionTestCase.buildTests('testCompletion_ifStmt_field2b', '''
+class Foo { myField = 7; mth() { if (m!1) {}}}''', <String>["1+myField"]);
+
+    CompletionTestCase.buildTests('testCompletion_ifStmt_localVar', '''
+class Foo { mth() { int value = 7; if (v!1) {}}}''', <String>["1+value"]);
+
+    CompletionTestCase.buildTests('testCompletion_ifStmt_localVara', '''
+class Foo { mth() { value = 7; if (v!1) {}}}''', <String>["1-value"]);
+
+    CompletionTestCase.buildTests('testCompletion_ifStmt_topLevelVar', '''
+int topValue = 7; class Foo { mth() { if (t!1) {}}}''', <String>["1+topValue"]);
+
+    CompletionTestCase.buildTests('testCompletion_ifStmt_topLevelVara', '''
+topValue = 7; class Foo { mth() { if (t!1) {}}}''', <String>["1+topValue"]);
+
+    CompletionTestCase.buildTests(
+        'testCompletion_ifStmt_unionType_nonStrict',
+        '''
+class A { a() => null; x() => null}
+class B { a() => null; y() => null}
+void main() {
+  var x;
+  var c;
+  if(c) {
+    x = new A();
+  } else {
+    x = new B();
+  }
+  x.!1;
+}''', <String>["1+a", "1+x", "1+y"]);
+
+    CompletionTestCase.buildTests('testCompletion_ifStmt_unionType_strict', '''
+class A { a() => null; x() => null}
+class B { a() => null; y() => null}
+void main() {
+  var x;
+  var c;
+  if(c) {
+    x = new A();
+  } else {
+    x = new B();
+  }
+  x.!1;
+}''', <String>["1+a", "1-x", "1-y"]);
+
+    CompletionTestCase.buildTests('testCompletion_import', '''
+import '!1';''', <String>["1+dart:!", "1+package:!"]);
+
+    CompletionTestCase.buildTests('testCompletion_import_dart', '''
+import 'dart:math
+import 'dart:_chrome
+import 'dart:_collection.dev
+import 'dart:!1''',
+        <String>[
+            "1+dart:core",
+            "1+dart:math",
+            "1-dart:_chrome",
+            "1-dart:_collection.dev"]);
+
+    CompletionTestCase.buildTests(
+        'testCompletion_import_hasStringLiteral_noSemicolon',
+        '''
+import '!1'
+
+class A {}''', <String>["1+dart:!", "1+package:!"]);
+
+    CompletionTestCase.buildTests('testCompletion_import_noSpace', '''
+import!1''', <String>["1+ 'dart:!';", "1+ 'package:!';"]);
+
+    CompletionTestCase.buildTests('testCompletion_import_noStringLiteral', '''
+import !1;''', <String>["1+'dart:!'", "1+'package:!'"]);
+
+    CompletionTestCase.buildTests(
+        'testCompletion_import_noStringLiteral_noSemicolon',
+        '''
+import !1
+
+class A {}''', <String>["1+'dart:!';", "1+'package:!';"]);
+
+    CompletionTestCase.buildTests('testCompletion_incompleteClassMember', '''
+class A {
+  Str!1
+  final f = null;
+}''', <String>["1+String", "1-bool"]);
+
+    CompletionTestCase.buildTests(
+        'testCompletion_incompleteClosure_parameterType',
+        '''
+f1(cb(String s)) {}
+f2(String s) {}
+main() {
+  f1((Str!1));
+  f2((Str!2));
+}''', <String>["1+String", "1-bool", "2+String", "2-bool"]);
+
+    CompletionTestCase.buildTests('testCompletion_inPeriodPeriod', '''
+main(String str) {
+  1 < str.!1.length;
+  1 + str.!2.length;
+  1 + 2 * str.!3.length;
+}''', <String>["1+codeUnits", "2+codeUnits", "3+codeUnits"]);
+
+    // no checks, but no exceptions
+    CompletionTestCase.buildTests(
+        'testCompletion_instanceCreation_unresolved',
+        '''
+class A {
+}
+main() {
+  new NoSuchClass(!1);
+  new A.noSuchConstructor(!2);
+}''', <String>["1+int", "2+int"]);
+
+    CompletionTestCase.buildTests('testCompletion_import_lib', '''
+import '!1''', <String>["1+my_lib.dart"], <String, String>{
+      "/my_lib.dart": ""
+    });
+
+    CompletionTestCase.buildTests('testCompletion_is', '''
+class MyClass {}
+main(p) {
+  var isVariable;
+  if (p is MyCla!1) {}
+  var v1 = p is MyCla!2;
+  var v2 = p is !3;
+  var v2 = p is!4;
+}''',
+        <String>[
+            "1+MyClass",
+            "2+MyClass",
+            "3+MyClass",
+            "3-v1",
+            "4+is",
+            "4-isVariable"]);
+
+    CompletionTestCase.buildTests('testCompletion_is_asIdentifierStart', '''
+main(p) {
+  var isVisible;
+  var v1 = is!1;
+  var v2 = is!2
+}''', <String>["1+isVisible", "2+isVisible"]);
+
+    CompletionTestCase.buildTests(
+        'testCompletion_is_asPrefixedIdentifierStart',
+        '''
+class A {
+  var isVisible;
+}
+
+main(A p) {
+  var v1 = p.is!1;
+  var v2 = p.is!2
+}''', <String>["1+isVisible", "2+isVisible"]);
+
+    CompletionTestCase.buildTests('testCompletion_is_incompleteStatement1', '''
+class MyClass {}
+main(p) {
+  var justSomeVar;
+  var v = p is !1
+}''', <String>["1+MyClass", "1-justSomeVar"]);
+
+    CompletionTestCase.buildTests('testCompletion_is_incompleteStatement2', '''
+class MyClass {}
+main(p) {
+  var isVariable;
+  var v = p is!1
+}''', <String>["1+is", "1-isVariable"]);
+
+    CompletionTestCase.buildTests('testCompletion_keyword_in', '''
+class Foo { int input = 7; mth() { if (in!1) {}}}''', <String>["1+input"]);
+
+    CompletionTestCase.buildTests(
+        'testCompletion_keyword_syntheticIdentifier',
+        '''
+main() {
+  var caseVar;
+  var otherVar;
+  var v = case!1
+}''', <String>["1+caseVar", "1-otherVar"]);
+
+    CompletionTestCase.buildTests('testCompletion_libraryIdentifier_atEOF', '''
+library int.!1''', <String>["1-parse", "1-bool"]);
+
+    CompletionTestCase.buildTests('testCompletion_libraryIdentifier_notEOF', '''
+library int.!1''', <String>["1-parse", "1-bool"]);
+
+    CompletionTestCase.buildTests(
+        'testCompletion_methodRef_asArg_incompatibleFunctionType',
+        '''
+foo( f(int p) ) {}
+class Functions {
+  static myFuncInt(int p) {}
+  static myFuncDouble(double p) {}
+}
+bar(p) {}
+main(p) {
+  foo( Functions.!1; );
+}''',
+        <String>[
+            "1+myFuncInt" /*":" + ProposalKind.METHOD_NAME*/,
+            "1-myFuncDouble" /*":" + ProposalKind.METHOD_NAME*/]);
+
+    CompletionTestCase.buildTests(
+        'testCompletion_methodRef_asArg_notFunctionType',
+        '''
+foo( f(int p) ) {}
+class Functions {
+  static myFunc(int p) {}
+}
+bar(p) {}
+main(p) {
+  foo( (int p) => Functions.!1; );
+}''',
+        <String>[
+            "1+myFunc" /*":" + ProposalKind.METHOD*/,
+            "1-myFunc" /*":" + ProposalKind.METHOD_NAME*/]);
+
+    CompletionTestCase.buildTests(
+        'testCompletion_methodRef_asArg_ofFunctionType',
+        '''
+foo( f(int p) ) {}
+class Functions {
+  static int myFunc(int p) {}
+}
+main(p) {
+  foo(Functions.!1);
+}''',
+        <String>[
+            "1+myFunc" /*":" + ProposalKind.METHOD*/,
+            "1+myFunc" /*":" + ProposalKind.METHOD_NAME*/]);
+
+    CompletionTestCase.buildTests(
+        'testCompletion_namedArgument_alreadyUsed',
+        '''
+func({foo}) {} main() { func(foo: 0, fo!1); }''', <String>["1-foo"]);
+
+    CompletionTestCase.buildTests(
+        'testCompletion_namedArgument_constructor',
+        '''
+class A {A({foo, bar}) {}} main() { new A(fo!1); }''',
+        <String>["1+foo", "1-bar"]);
+
+    CompletionTestCase.buildTests('testCompletion_namedArgument_empty', '''
+func({foo, bar}) {} main() { func(!1); }''',
+        <String>[
+            "1+foo" /*":" + ProposalKind.NAMED_ARGUMENT*/,
+            "1-foo" /*":" + ProposalKind.OPTIONAL_ARGUMENT*/]);
+
+    CompletionTestCase.buildTests('testCompletion_namedArgument_function', '''
+func({foo, bar}) {} main() { func(fo!1); }''', <String>["1+foo", "1-bar"]);
+
+    CompletionTestCase.buildTests('testCompletion_namedArgument_notNamed', '''
+func([foo]) {} main() { func(fo!1); }''', <String>["1-foo"]);
+
+    CompletionTestCase.buildTests(
+        'testCompletion_namedArgument_unresolvedFunction',
+        '''
+main() { func(fo!1); }''', <String>["1-foo"]);
+
+    CompletionTestCase.buildTests('testCompletion_newMemberType1', '''
+class Collection{}class List extends Collection{}class Foo { !1 }''',
+        <String>["1+Collection", "1+List"]);
+
+    CompletionTestCase.buildTests('testCompletion_newMemberType2', '''
+class Collection{}class List extends Collection{}class Foo {!1}''',
+        <String>["1+Collection", "1+List"]);
+
+    CompletionTestCase.buildTests('testCompletion_newMemberType3', '''
+class Collection{}class List extends Collection{}class Foo {L!1}''',
+        <String>["1-Collection", "1+List"]);
+
+    CompletionTestCase.buildTests('testCompletion_newMemberType4', '''
+class Collection{}class List extends Collection{}class Foo {C!1}''',
+        <String>["1+Collection", "1-List"]);
+
+    CompletionTestCase.buildTests(
+        'testCompletion_positionalArgument_constructor',
+        '''
+class A {
+  A([foo, bar]);
+}
+main() {
+  new A(!1);
+  new A(0, !2);
+}''',
+        <String>[
+            "1+foo" /*":" + ProposalKind.OPTIONAL_ARGUMENT*/,
+            "1-bar",
+            "2-foo",
+            "2+bar" /*":"
+        + ProposalKind.OPTIONAL_ARGUMENT*/]);
+
+    CompletionTestCase.buildTests(
+        'testCompletion_positionalArgument_function',
+        '''
+func([foo, bar]) {}
+main() {
+  func(!1);
+  func(0, !2);
+}''',
+        <String>[
+            "1+foo" /*":" + ProposalKind.OPTIONAL_ARGUMENT*/,
+            "1-bar",
+            "2-foo",
+            "2+bar" /*":"
+        + ProposalKind.OPTIONAL_ARGUMENT*/]);
+
+    CompletionTestCase.buildTests('testCompletion_preferStaticType', '''
+class A {
+  foo() {}
+}
+class B extends A {
+  bar() {}
+}
+main() {
+  A v = new B();
+  v.!1
+}''',
+        <String>[
+            "1+foo",
+            "1-bar,potential=false,declaringType=B",
+            "1+bar,potential=true,declaringType=B"]);
+
+    CompletionTestCase.buildTests(
+        'testCompletion_privateElement_sameLibrary_constructor',
+        '''
+class A {
+  A._c();
+  A.c();
+}
+main() {
+  new A.!1
+}''', <String>["1+_c", "1+c"]);
+
+    CompletionTestCase.buildTests(
+        'testCompletion_privateElement_sameLibrary_member',
+        '''
+class A {
+  _m() {}
+  m() {}
+}
+main(A a) {
+  a.!1
+}''', <String>["1+_m", "1+m"]);
+
+    CompletionTestCase.buildTests(
+        'testCompletion_propertyAccess_whenClassTarget',
+        '''
+class A {
+  static int FIELD;
+  int field;
+}
+main() {
+  A.!1
+}''', <String>["1+FIELD", "1-field"]);
+
+    CompletionTestCase.buildTests(
+        'testCompletion_propertyAccess_whenClassTarget_excludeSuper',
+        '''
+class A {
+  static int FIELD_A;
+  static int methodA() {}
+}
+class B extends A {
+  static int FIELD_B;
+  static int methodB() {}
+}
+main() {
+  B.!1;
+}''', <String>["1+FIELD_B", "1-FIELD_A", "1+methodB", "1-methodA"]);
+
+    CompletionTestCase.buildTests(
+        'testCompletion_propertyAccess_whenInstanceTarget',
+        '''
+class A {
+  static int FIELD;
+  int fieldA;
+}
+class B {
+  A a;
+}
+class C extends A {
+  int fieldC;
+}
+main(B b, C c) {
+  b.a.!1;
+  c.!2;
+}''', <String>["1-FIELD", "1+fieldA", "2+fieldC", "2+fieldA"]);
+
+    CompletionTestCase.buildTests(
+        'testCompletion_return_withIdentifierPrefix',
+        '''
+f() { var vvv = 42; return v!1 }''', <String>["1+vvv"]);
+
+    CompletionTestCase.buildTests('testCompletion_return_withoutExpression', '''
+f() { var vvv = 42; return !1 }''', <String>["1+vvv"]);
+
+    CompletionTestCase.buildTests('testCompletion_staticField1', '''
+class num{}class Sunflower {static final n!2um MAX_D = 300;nu!3m xc, yc;Sun!4flower() {x!Xc = y!Yc = MA!1 }}''',
+        <String>["1+MAX_D", "X+xc", "Y+yc", "2+num", "3+num", "4+Sunflower"]);
+
+    CompletionTestCase.buildTests('testCompletion_super_superType', '''
+class A {
+  var fa;
+  ma() {}
+}
+class B extends A {
+  var fb;
+  mb() {}
+  main() {
+    super.!1
+  }
+}''', <String>["1+fa", "1-fb", "1+ma", "1-mb"]);
+
+    CompletionTestCase.buildTests(
+        'testCompletion_superConstructorInvocation_noNamePrefix',
+        '''
+class A {
+  A.fooA();
+  A.fooB();
+  A.bar();
+}
+class B extends A {
+  B() : super.!1
+}''', <String>["1+fooA", "1+fooB", "1+bar"]);
+
+    CompletionTestCase.buildTests(
+        'testCompletion_superConstructorInvocation_withNamePrefix',
+        '''
+class A {
+  A.fooA();
+  A.fooB();
+  A.bar();
+}
+class B extends A {
+  B() : super.f!1
+}''', <String>["1+fooA", "1+fooB", "1-bar"]);
+
+    CompletionTestCase.buildTests(
+        'testCompletion_this_bad_inConstructorInitializer',
+        '''
+class A {
+  var f;
+  A() : f = this.!1;
+}''', <String>["1-toString"]);
+
+    CompletionTestCase.buildTests(
+        'testCompletion_this_bad_inFieldDeclaration',
+        '''
+class A {
+  var f = this.!1;
+}''', <String>["1-toString"]);
+
+    CompletionTestCase.buildTests('testCompletion_this_bad_inStaticMethod', '''
+class A {
+  static m() {
+    this.!1;
+  }
+}''', <String>["1-toString"]);
+
+    CompletionTestCase.buildTests(
+        'testCompletion_this_bad_inTopLevelFunction',
+        '''
+main() {
+  this.!1;
+}''', <String>["1-toString"]);
+
+    CompletionTestCase.buildTests(
+        'testCompletion_this_bad_inTopLevelVariableDeclaration',
+        '''
+var v = this.!1;''', <String>["1-toString"]);
+
+    CompletionTestCase.buildTests(
+        'testCompletion_this_OK_inConstructorBody',
+        '''
+class A {
+  var f;
+  m() {}
+  A() {
+    this.!1;
+  }
+}''', <String>["1+f", "1+m"]);
+
+    CompletionTestCase.buildTests('testCompletion_this_OK_localAndSuper', '''
+class A {
+  var fa;
+  ma() {}
+}
+class B extends A {
+  var fb;
+  mb() {}
+  main() {
+    this.!1
+  }
+}''', <String>["1+fa", "1+fb", "1+ma", "1+mb"]);
+
+    CompletionTestCase.buildTests('testCompletion_topLevelField_init2', '''
+class DateTime{static var JUN;}final num M = Dat!1eTime.JUN;''',
+        <String>["1+DateTime", "1-void"]);
+
+    CompletionTestCase.buildTests('testCompletion_while', '''
+class Foo { int boo = 7; mth() { while (b!1) {} }}''', <String>["1+boo"]);
+  }
+
+  void buildLibraryTests() {
+    Map<String, String> sources = new HashMap<String, String>();
+
+    CompletionTestCase.buildTests('test_export_ignoreIfThisLibraryExports', '''
+export 'dart:math';
+libFunction() {};
+main() {
+  !1
+}''', <String>["1-cos", "1+libFunction"]);
+
+    sources.clear();
+    sources["/lib.dart"] = '''
+library lib;
+export 'dart:math' hide sin;
+libFunction() {};''';
+    CompletionTestCase.buildTests(
+        'test_export_showIfImportLibraryWithExport',
+        '''
+import 'lib.dart' as p;
+main() {
+  p.!1
+}''', <String>["1+cos", "1-sin", "1+libFunction"], sources);
+
+    CompletionTestCase.buildTests('test_importPrefix_hideCombinator', '''
+import 'dart:math' as math hide PI;
+main() {
+  math.!1
+}''', <String>["1-PI", "1+LN10"]);
+
+    CompletionTestCase.buildTests('test_importPrefix_showCombinator', '''
+import 'dart:math' as math show PI;
+main() {
+  math.!1
+}''', <String>["1+PI", "1-LN10"]);
+
+    sources.clear();
+    sources["/lib.dart"] = '''
+library lib
+class _A 
+  foo() {}
+
+class A extends _A {
+}''';
+    CompletionTestCase.buildTests('test_memberOfPrivateClass_otherLibrary', '''
+import 'lib.dart';
+main(A a) {
+  a.!1
+}''', <String>["1+foo"], sources);
+
+    sources.clear();
+    sources["/lib.dart"] = '''
+library lib;
+class A {
+  A.c();
+  A._c();
+}''';
+    CompletionTestCase.buildTests(
+        'test_noPrivateElement_otherLibrary_constructor',
+        '''
+import 'lib.dart';
+main() {
+  new A.!1
+}''', <String>["1-_c", "1+c"]);
+
+    sources.clear();
+    sources["/lib.dart"] = '''
+library lib;
+class A {
+  var f;
+  var _f;
+}''';
+    CompletionTestCase.buildTests(
+        'test_noPrivateElement_otherLibrary_member',
+        '''
+              import 'lib.dart';
+              main(A a) {
+                a.!1
+              }''', <String>["1-_f", "1+f"], sources);
+
+    sources.clear();
+    sources["/firth.dart"] = '''
+library firth;
+class SerializationException {
+  const SerializationException();
+}''';
+    CompletionTestCase.buildTests('test001', '''
+import 'firth.dart';
+main() {
+throw new Seria!1lizationException();}''',
+        <String>["1+SerializationException"],
+        sources);
+
+    // Type propagation.
+    // TODO Include corelib analysis (this works in the editor)
+    CompletionTestCase.buildTests(
+        'test002',
+        '''t2() {var q=[0],z=q.!1length;q.!2clear();}''',
+        <String>["1+length", "1+isEmpty", "2+clear"]);
+
+    // TODO Include corelib analysis
+    CompletionTestCase.buildTests(
+        'test003',
+        '''class X{var q; f() {q.!1a!2}}''',
+        <String>["1+end", "2+abs", "2-end"]);
+
+    // TODO Include corelib analysis
+    // Resolving dart:html takes between 2.5s and 30s; json, about 0.12s
+    CompletionTestCase.buildTests('test004()', '''
+            library foo;
+            import 'dart:convert' as json;
+            class JsonParserX{}
+            f1() {var x=new json.!1}
+            f2() {var x=new json.JsonPa!2}
+            f3() {var x=new json.JsonParser!3}''',
+        <String>[
+            "1+JsonParser",
+            "1-JsonParserX",
+            "2+JsonParser",
+            "2-JsonParserX",
+            "3+JsonParser",
+            "3-JsonParserX"]);
+
+    // TODO Enable after type propagation is implemented. Not yet.
+    // TODO Include corelib analysis
+    CompletionTestCase.buildTests(
+        'test005',
+        '''var PHI;main(){PHI=5.3;PHI.abs().!1 Object x;}''',
+        <String>["1+abs"]);
+
+    // Exercise import and export handling.
+    // Libraries are defined in partial order of increasing dependency.
+    sources.clear();
+    sources["/exp2a.dart"] = '''
+library exp2a;
+e2a() {}''';
+    sources["/exp1b.dart"] = '''
+library exp1b;",
+e1b() {}''';
+    sources["/exp1a.dart"] = '''
+library exp1a;",
+export 'exp1b.dart';",
+e1a() {}''';
+    sources["/imp1.dart"] = '''
+library imp1;
+export 'exp1a.dart';
+i1() {}''';
+    sources["/imp2.dart"] = '''
+library imp2;
+export 'exp2a.dart';
+i2() {}''';
+    CompletionTestCase.buildTests('test007', '''
+import 'imp1.dart';
+import 'imp2.dart';
+main() {!1
+  i1();
+  i2();
+  e1a();
+  e1b();
+  e2a();
+}''', <String>["1+i1", "1+i2", "1+e1a", "1+e2a", "1+e1b"], sources);
+
+    // Exercise import and export handling.
+    // Libraries are defined in partial order of increasing dependency.
+    sources.clear();
+    sources["/l1.dart"] = '''
+library l1;
+var _l1t; var l1t;''';
+    CompletionTestCase.buildTests('test007', '''
+import 'l1.dart';
+main() {
+  var x = l!1
+  var y = _!2
+}''', <String>["1+l1t", "1-_l1t", "2-_l1t"], sources);
+
+    // Check private library exclusion
+    sources.clear();
+    sources["/public.dart"] = '''
+library public;
+class NonPrivate {
+  void publicMethod() {
+  }
+}''';
+    sources["/private.dart"] = '''
+library _private;
+import 'public.dart';
+class Private extends NonPrivate {
+  void privateMethod() {
+  }
+}''';
+    CompletionTestCase.buildTests('test008', '''
+import 'private.dart';
+import 'public.dart';
+class Test {
+  void test() {
+    NonPrivate x = new NonPrivate();
+    x.!1 //publicMethod but not privateMethod should appear
+  }
+}''', <String>["1-privateMethod", "1+publicMethod"], sources);
+
+    // Exercise library prefixes.
+    sources.clear();
+    sources["/lib.dart"] = '''
+library lib;
+int X = 1;
+void m(){}
+class Y {}''';
+    CompletionTestCase.buildTests('test009', '''
+import 'lib.dart' as Q;
+void a() {
+  var x = Q.!1
+}
+void b() {
+  var x = [Q.!2]
+}
+void c() {
+  var x = new List([Q.!3])
+}
+void d() {
+  new Q.!4
+}''',
+        <String>[
+            "1+X",
+            "1+m",
+            "1+Y",
+            "2+X",
+            "2+m",
+            "2+Y",
+            "3+X",
+            "3+m",
+            "3+Y",
+            "4+Y",
+            "4-m",
+            "4-X"],
+        sources);
+  }
+
+  void buildNumberedTests() {
+    CompletionTestCase.buildTests('test001', '''
+void r1(var v) {
+  v.!1toString!2().!3hash!4Code
+}''',
+        <String>[
+            "1+toString",
+            "1-==",
+            "2+toString",
+            "3+hashCode",
+            "3+toString",
+            "4+hashCode",
+            "4-toString"]);
+
+    CompletionTestCase.buildTests('test002', '''
+void r2(var vim) {
+  v!1.toString()
+}''', <String>["1+vim"]);
+
+    CompletionTestCase.buildTests('test003', '''
+class A {
+  int a() => 3;
+  int b() => this.!1a();
+}''', <String>["1+a"]);
+
+    CompletionTestCase.buildTests('test004', '''
+class A {
+  int x;
+  A() : this.!1x = 1;
+  A.b() : this();
+  A.c() : this.!2b();
+  g() => new A.!3c();
+}''', <String>["1+x", "2+b", "3+c"]);
+
+    CompletionTestCase.buildTests('test005', '''
+class A {}
+void rr(var vim) {
+  var !1vq = v!2.toString();
+  var vf;
+  v!3.toString();
+}''',
+        <String>[
+            "1-A",
+            "1-vim",
+            "1+vq",
+            "1-vf",
+            "1-this",
+            "1-void",
+            "1-null",
+            "1-false",
+            "2-A",
+            "2+vim",
+            "2-vf",
+            "2-vq",
+            "2-this",
+            "2-void",
+            "2-null",
+            "2-false",
+            "3+vf",
+            "3+vq",
+            "3+vim",
+            "3-A"]);
+
+    CompletionTestCase.buildTests('test006', '''
+void r2(var vim, {va: 2, b: 3}) {
+  v!1.toString()
+}''', <String>["1+va", "1-b"]);
+
+    CompletionTestCase.buildTests('test007', '''
+void r2(var vim, [va: 2, b: 3]) {
+  v!1.toString()
+}''', <String>["1+va", "1-b"]);
+
+    // keywords
+    CompletionTestCase.buildTests('test008', '''
+!1class Aclass {}
+class Bclass !2extends!3 !4Aclass {}
+!5typedef Ctype = !6Bclass with !7Aclass;
+class Dclass extends !8Ctype {}
+!9abstract class Eclass implements Dclass,!C Ctype, Bclass {}
+class Fclass extends Bclass !Awith !B Eclass {}''',
+        <String>[
+            "1+class",
+            "1-implements",
+            "1-extends",
+            "1-with",
+            "2+extends",
+            "3+extends",
+            "4+Aclass",
+            "4-Bclass",
+            "5+typedef",
+            "6+Bclass",
+            "6-Ctype",
+            "7+Aclass",
+            "7-Bclass",
+            "8+Ctype",
+            "9+abstract",
+            "A+with",
+            "B+Eclass",
+            "B-Dclass",
+            "B-Ctype",
+            "C+Bclass",
+            "C-Eclass"]);
+
+    // keywords
+    CompletionTestCase.buildTests('test009', '''
+class num{}
+typedef !1dy!2namic TestFn1();
+typedef !3vo!4id TestFn2();
+typ!7edef !5n!6''',
+        <String>[
+            "1+void",
+            "1+TestFn2",
+            "2+dynamic",
+            "2-void",
+            "3+dynamic",
+            "4+void",
+            "4-dynamic",
+            "5+TestFn2",
+            "6+num",
+            "7+typedef"]);
+
+    CompletionTestCase.buildTests('test010', '''
+class String{}class List{}
+class test !8<!1t !2 !3extends String,!4 List,!5 !6>!7 {}
+class tezetst !9<!BString,!C !DList>!A {}''',
+        <String>[
+            "1+String",
+            "1+List",
+            "1-test",
+            "2-String",
+            "2-test",
+            "3+extends",
+            "4+tezetst",
+            "4-test",
+            "5+String",
+            "6+List",
+            "7-List",
+            "8-List",
+            "9-String",
+            "A-String",
+            "B+String",
+            "C+List",
+            "C-tezetst",
+            "D+List",
+            "D+test"]);
+
+    // name generation with conflicts
+    CompletionTestCase.buildTests(
+        'test011',
+        '''r2(var object, Object object1, Object !1);''',
+        <String>["1+object2"]);
+
+    // reserved words
+    CompletionTestCase.buildTests('test012', '''
+class X {
+  f() {
+    g(!1var!2 z) {!3true.!4toString();};
+  }
+}''',
+        <String>[
+            "1+var",
+            "1+dynamic",
+            "1-f",
+            "2+var",
+            "2-dynamic",
+            "3+false",
+            "3+true",
+            "4+toString"]);
+
+    // conditions & operators
+    CompletionTestCase.buildTests('test013', '''
+class Q {
+  bool x;
+  List zs;
+  int k;
+  var a;
+  mth() {
+    while (!1x !9);
+    do{} while(!2x !8);
+    for(z in !3zs) {}
+    switch(!4k) {case 1:{!0}}
+    try {
+    } on !5Object catch(a){}
+    if (!7x !6) {} else {};
+  }
+}''',
+        <String>[
+            "1+x",
+            "2+x",
+            "3+zs",
+            "4+k",
+            "5+Q",
+            "5-a",
+            "6+==",
+            "7+x",
+            "8+==",
+            "9+==",
+            "0+k"]);
+
+    // keywords
+    CompletionTestCase.buildTests('test014', '''
+class Q {
+  bool x;
+  List zs;
+  int k;
+  !Dvar a;
+  !Evoid mth() {
+    !1while (z) { !Gcontinue; };
+    !2do{ !Hbreak; } !3while(x);
+    !4for(z !5in zs) {}
+    !6for (int i; i < 3; i++);
+    !7switch(k) {!8case 1:{} !9default:{}}
+    !Atry {
+    } !Bon Object !Ccatch(a){}
+    !Fassert true;
+    !Jif (x) {} !Kelse {};
+    !Lreturn;
+  }
+}''',
+        <String>[
+            "1+while",
+            "2+do",
+            "3+while",
+            "4+for",
+            "5+in",
+            "6+for",
+            "7+switch",
+            "8+case",
+            "9+default",
+            "A+try",
+            "B+on",
+            "C+catch",
+            "D+var",
+            "E+void",
+            "F+assert",
+            "G+continue",
+            "H+break",
+            "J+if",
+            "K+else",
+            "L+return"]);
+
+    // operators in function
+    CompletionTestCase.buildTests(
+        'test015',
+        '''f(a,b,c) => a + b * c !1;''',
+        <String>["1+=="]);
+
+    // operators in return
+    CompletionTestCase.buildTests(
+        'test016',
+        '''class X {dynamic f(a,b,c) {return a + b * c !1;}}''',
+        <String>["1+=="]);
+
+    // keywords
+    CompletionTestCase.buildTests('test017', '''
+!1library foo;
+!2import 'x' !5as r;
+!3export '!8uri' !6hide Q !7show X;
+!4part 'x';''',
+        <String>[
+            "1+library",
+            "2+import",
+            "3+export",
+            "4+part",
+            "5+as",
+            "6+hide",
+            "7+show",
+            "8-null"]);
+
+    // keywords
+    CompletionTestCase.buildTests(
+        'test018',
+        '''!1part !2of foo;''',
+        <String>["1+part", "2+of"]);
+
+    CompletionTestCase.buildTests('test019', '''
+var truefalse = 0;
+var falsetrue = 1;
+main() {
+  var foo = true!1
+}''', <String>["1+true", "1+truefalse", "1-falsetrue"]);
+
+    CompletionTestCase.buildTests(
+        'test020',
+        '''var x = null.!1''',
+        <String>["1+toString"]);
+
+    CompletionTestCase.buildTests(
+        'test021',
+        '''var x = .!1''',
+        <String>["1-toString"]);
+
+    CompletionTestCase.buildTests(
+        'test022',
+        '''var x = .!1;''',
+        <String>["1-toString"]);
+
+    CompletionTestCase.buildTests('test023', '''
+class Map{getKeys(){}}
+class X {
+  static x1(Map m) {
+    m.!1getKeys;
+  }
+  x2(Map m) {
+    m.!2getKeys;
+  }
+}''', <String>["1+getKeys", "2+getKeys"]);
+
+// Note lack of semicolon following completion location
+    CompletionTestCase.buildTests('test024', '''
+class List{factory List.from(Iterable other) {}}
+class F {
+  f() {
+    new List.!1
+  }
+}''', <String>["1+from"]);
+
+    CompletionTestCase.buildTests('test025', '''
+class R {
+  static R _m;
+  static R m;
+  f() {
+    var a = !1m;
+    var b = _!2m;
+    var c = !3g();
+  }
+  static g() {
+    var a = !4m;
+    var b = _!5m;
+    var c = !6g();
+  }
+}
+class T {
+  f() {
+    R x;
+    x.!7g();
+    x.!8m;
+    x._!9m;
+  }
+  static g() {
+    var q = R._!Am;
+    var g = R.!Bm;
+    var h = R.!Cg();
+  }
+  h() {
+    var q = R._!Dm;
+    var g = R.!Em;
+    var h = R.!Fg();
+  }
+}''',
+        <String>[
+            "1+m",
+            "2+_m",
+            "3+g",
+            "4+m",
+            "5+_m",
+            "6+g",
+            "7-g",
+            "8-m",
+            "9-_m",
+            "A+_m",
+            "B+m",
+            "C+g",
+            "D+_m",
+            "E+m",
+            "F+g"]);
+
+    CompletionTestCase.buildTests(
+        'test026',
+        '''var aBcD; var x=ab!1''',
+        <String>["1+aBcD"]);
+
+    CompletionTestCase.buildTests(
+        'test027',
+        '''m(){try{}catch(eeee,ssss){s!1}''',
+        <String>["1+ssss"]);
+
+    CompletionTestCase.buildTests(
+        'test028',
+        '''m(){var isX=3;if(is!1)''',
+        <String>["1+isX"]);
+
+    CompletionTestCase.buildTests(
+        'test029',
+        '''m(){[1].forEach((x)=>!1x);}''',
+        <String>["1+x"]);
+
+    CompletionTestCase.buildTests(
+        'test030',
+        '''n(){[1].forEach((x){!1});}''',
+        <String>["1+x"]);
+
+    CompletionTestCase.buildTests(
+        'test031',
+        '''class Caster {} m() {try {} on Cas!1ter catch (CastBlock) {!2}}''',
+        <String>["1+Caster", "1-CastBlock", "2+Caster", "2+CastBlock"]);
+
+    CompletionTestCase.buildTests('test032', '''
+const ONE = 1;
+const ICHI = 10;
+const UKSI = 100;
+const EIN = 1000;
+m() {
+  int x;
+  switch (x) {
+    case !3ICHI:
+    case UKSI:
+    case EIN!2:
+    case ONE!1: return;
+    default: return;
+  }
+}''',
+        <String>[
+            "1+ONE",
+            "1-UKSI",
+            "2+EIN",
+            "2-ICHI",
+            "3+ICHI",
+            "3+UKSI",
+            "3+EIN",
+            "3+ONE"]);
+
+    CompletionTestCase.buildTests(
+        'test033',
+        '''class A{}class B extends A{b(){}}class C implements A {c(){}}class X{x(){A f;f.!1}}''',
+        <String>["1+b", "1-c"]);
+
+    // TODO(scheglov) decide what to do with Type for untyped field (not
+    // supported by the new store)
+    // test analysis of untyped fields and top-level vars
+    CompletionTestCase.buildTests('test034', '''
+var topvar;
+class Top {top(){}}
+class Left extends Top {left(){}}
+class Right extends Top {right(){}}
+t1() {
+  topvar = new Left();
+}
+t2() {
+  topvar = new Right();
+}
+class A {
+  var field;
+  a() {
+    field = new Left();
+  }
+  b() {
+    field = new Right();
+  }
+  test() {
+    topvar.!1top();
+    field.!2top();
+  }
+}''', <String>["1+top", "2+top"]);
+
+    // test analysis of untyped fields and top-level vars
+    CompletionTestCase.buildTests(
+        'test035',
+        '''class Y {final x='hi';mth() {x.!1length;}}''',
+        <String>["1+length"]);
+
+    // TODO(scheglov) decide what to do with Type for untyped field (not
+    // supported by the new store)
+    // test analysis of untyped fields and top-level vars
+    CompletionTestCase.buildTests('test036', '''
+class A1 {
+  var field;
+  A1() : field = 0;
+  q() {
+    A1 a = new A1();
+    a.field.!1
+  }
+}
+main() {
+  A1 a = new A1();
+  a.field.!2
+}''', <String>["1+round", "2+round"]);
+
+    CompletionTestCase.buildTests('test037', '''
+class HttpServer{}
+class HttpClient{}
+main() {
+  new HtS!1
+}''', <String>["1+HttpServer", "1-HttpClient"]);
+
+    CompletionTestCase.buildTests('test038', '''
+class X {
+  x(){}
+}
+class Y {
+  y(){}
+}
+class A<Z extends X> {
+  Y ay;
+  Z az;
+  A(this.ay, this.az) {
+    ay.!1y;
+    az.!2x;
+  }
+}''', <String>["1+y", "1-x", "2+x", "2-y"]);
+
+    // test analysis of untyped fields and top-level vars
+    CompletionTestCase.buildTests(
+        'test039',
+        '''class X{}var x = null as !1X;''',
+        <String>["1+X", "1-void"]);
+
+    // test arg lists with named params
+    CompletionTestCase.buildTests(
+        'test040',
+        '''m(){f(a, b, {x1, x2, y}) {};f(1, 2, !1)!2;}''',
+        <String>["1+x1", "2-x2"]);
+
+    // test arg lists with named params
+    CompletionTestCase.buildTests(
+        'test041',
+        '''m(){f(a, b, {x1, x2, y}) {};f(1, 2, !1''',
+        <String>["1+x1", "1+x2", "1+y"]);
+
+    // test arg lists with named params
+    CompletionTestCase.buildTests(
+        'test042',
+        '''m(){f(a, b, {x1, x2, y}) {};f(1, 2, !1;!2''',
+        <String>["1+x1", "1+x2", "2-y"]);
+  }
+
+  void buildOtherTests() {
+    CompletionTestCase.buildTests(
+        'test_classMembers_inGetter',
+        '''class A { var fff; get z {ff!1}}''',
+        <String>["1+fff"]);
+
+    CompletionTestCase.buildTests(
+        'testSingle',
+        '''class A {int x; !2mth() {int y = this.x;}}class B{}''',
+        <String>["2+B"]);
+  }
+}