Three new analysis server integration tests

pkg/analysis_server/test/integration/analysis_domain_inttest.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.integration.analysis.domain;
+
+import 'dart:async';
+import 'package:analysis_testing/reflective_tests.dart';
+import 'package:path/path.dart';
+import 'package:unittest/unittest.dart';
+
+import 'integration_tests.dart';
+
+@ReflectiveTestCase()
+class AnalysisDomainIntegrationTest extends
+    AbstractAnalysisServerIntegrationTest {
+  test_getHover() {
+    String filename = 'test.dart';
+    String pathname = normalizePath(filename);
+    String text =
+        r'''
+library lib.test;
+
+List topLevelVar;
+
+/**
+ * Documentation for func
+ */
+void func(int param) {
+  num localVar = topLevelVar.length;
+  topLevelVar.length = param;
+  topLevelVar.add(localVar);
+}
+
+main() {
+  func(35);
+}
+''';
+    writeFile(filename, text);
+    setAnalysisRoots(['']);
+
+    testHover(String target, int length, List<String> descriptionRegexps, String
+        kind, List<String> staticTypeRegexps, {bool isCore: false, String docRegexp:
+        null, bool isLiteral: false, List<String> parameterRegexps:
+        null, propagatedType: null}) {
+      int offset = text.indexOf(target);
+      return server.send('analysis.getHover', {

[scheglov, 2014/07/18 00:03:38]

Should we use constants?

[Paul Berry, 2014/07/18 02:21:15]

Yeah, good point.  Fixed.

+        'file': pathname,
+        'offset': offset
+      }).then((result) {
+        expect(result, isAnalysisGetHoverResult);
+        expect(result['hovers'], hasLength(1));
+        var info = result['hovers'][0];
+        expect(info['offset'], equals(offset));
+        expect(info['length'], equals(length));
+        if (isCore) {
+          expect(basename(info['containingLibraryPath']), equals('core.dart'));
+          expect(info['containingLibraryName'], equals('dart.core'));
+        } else if (isLiteral) {
+          expect(info['containingLibraryPath'], isNull);
+          expect(info['containingLibraryName'], isNull);
+        } else {
+          expect(info['containingLibraryPath'], equals(pathname));
+          expect(info['containingLibraryName'], equals('lib.test'));
+        }
+        if (docRegexp == null) {
+          expect(info['dartdoc'], isNull);
+        } else {
+          expect(info['dartdoc'], matches(docRegexp));
+        }
+        if (descriptionRegexps == null) {
+          expect(info['elementDescription'], isNull);
+        } else {
+          expect(info['elementDescription'], isString);
+          for (String descriptionRegexp in descriptionRegexps) {
+            expect(info['elementDescription'], matches(descriptionRegexp));
+          }
+        }
+        expect(info['elementKind'], equals(kind));
+        if (parameterRegexps == null) {
+          expect(info['parameter'], isNull);
+        } else {
+          expect(info['parameter'], isString);
+          for (String parameterRegexp in parameterRegexps) {
+            expect(info['parameter'], matches(parameterRegexp));
+          }
+        }
+        expect(info['propagatedType'], equals(propagatedType));
+        if (staticTypeRegexps == null) {
+          expect(info['staticType'], isNull);
+        } else {
+          expect(info['staticType'], isString);
+          for (String staticTypeRegexp in staticTypeRegexps) {
+            expect(info['staticType'], matches(staticTypeRegexp));
+          }
+        }
+      });
+    }
+
+    // Note: analysis.getHover doesn't wait for analysis to complete--it simply
+    // returns the latest results that are available at the time that the
+    // request is made.  So wait for analysis to finish before testing anything.
+    return analysisFinished.then((_) {
+      List<Future> tests = [];
+      tests.add(testHover('topLevelVar;', 11, ['List', 'topLevelVar'],
+          'top level variable', ['List']));
+      tests.add(testHover('func(', 4, ['func', 'int', 'param'], 'function',
+          ['int', 'void'], docRegexp: 'Documentation for func'));
+      tests.add(testHover('int param', 3, ['int'], 'class', ['int'], isCore:
+          true, docRegexp: '.*'));
+      tests.add(testHover('param)', 5, ['int', 'param'], 'parameter', ['int'],
+          docRegexp: 'Documentation for func'));
+      tests.add(testHover('num localVar', 3, ['num'], 'class', ['num'], isCore:
+          true, docRegexp: '.*'));
+      tests.add(testHover('localVar =', 8, ['num', 'localVar'],
+          'local variable', ['num'], propagatedType: 'int'));
+      tests.add(testHover('topLevelVar.length;', 11, ['List', 'topLevelVar'],
+          'top level variable', ['List']));
+      tests.add(testHover('length;', 6, ['get', 'length', 'int'], 'getter',
+          ['int'], isCore: true, docRegexp: '.*'));
+      tests.add(testHover('length =', 6, ['set', 'length', 'int'], 'setter',
+          ['int'], isCore: true, docRegexp: '.*'));
+      tests.add(testHover('param;', 5, ['int', 'param'], 'parameter', ['int'],
+          docRegexp: 'Documentation for func'));
+      tests.add(testHover('add(', 3, ['List', 'add'], 'method', null, isCore:
+          true, docRegexp: '.*'));
+      tests.add(testHover('localVar)', 8, ['num', 'localVar'], 'local variable',
+          ['num'], parameterRegexps: ['.*'], propagatedType: 'int'));
+      tests.add(testHover('func(35', 4, ['func', 'int', 'param'], 'function',
+          null, docRegexp: 'Documentation for func'));
+      tests.add(testHover('35', 2, null, null, ['int'], isLiteral: true,
+          parameterRegexps: ['int', 'param']));
+      return Future.wait(tests);
+    });
+  }
+
+  fail_test_getHover_noInfo() {
+    String filename = 'test.dart';
+    String pathname = normalizePath(filename);
+    String text =
+        r'''
+main() {
+  // no code
+}
+''';
+    writeFile(filename, text);
+    setAnalysisRoots(['']);
+
+    // Note: analysis.getHover doesn't wait for analysis to complete--it simply
+    // returns the latest results that are available at the time that the
+    // request is made.  So wait for analysis to finish before testing anything.
+    return analysisFinished.then((_) {
+      return server.send('analysis.getHover', {
+              'file': pathname,
+              'offset': text.indexOf('no code')
+            }).then((result) {
+              expect(result, isAnalysisGetHoverResult);
+              expect(result['hovers'], hasLength(0));
+      });
+    });
+  }
+}
+
+main() {
+  runReflectiveTests(AnalysisDomainIntegrationTest);
+}