Split analysis_domain_int_test.dart into several test files.

pkg/analysis_server/test/integration/analysis/get_hover_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.integration.analysis.get.hover;
+
+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 AnalysisGetHoverIntegrationTest extends
+    AbstractAnalysisServerIntegrationTest {
+  /**
+   * Pathname of the file containing Dart code.
+   */
+  String pathname;
+
+  /**
+   * Dart code under test.
+   */
+  final 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() {
+  // comment
+  func(35);
+}
+''';
+
+  setUp() {
+    return super.setUp().then((_) {
+      pathname = sourcePath('test.dart');
+    });
+  }
+
+  test_getHover() {
+    writeFile(pathname, text);
+    standardAnalysisSetup();
+
+    // 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(checkHover('topLevelVar;', 11, ['List', 'topLevelVar'],
+          'top level variable', ['List']));
+      tests.add(checkHover('func(', 4, ['func', 'int', 'param'], 'function',
+          ['int', 'void'], docRegexp: 'Documentation for func'));
+      tests.add(checkHover('int param', 3, ['int'], 'class', ['int'], isCore:
+          true, docRegexp: '.*'));
+      tests.add(checkHover('param)', 5, ['int', 'param'], 'parameter', ['int'],
+          docRegexp: 'Documentation for func'));
+      tests.add(checkHover('num localVar', 3, ['num'], 'class', ['num'], isCore:
+          true, docRegexp: '.*'));
+      tests.add(checkHover('localVar =', 8, ['num', 'localVar'],
+          'local variable', ['num'], propagatedType: 'int'));
+      tests.add(checkHover('topLevelVar.length;', 11, ['List', 'topLevelVar'],
+          'top level variable', ['List']));
+      tests.add(checkHover('length;', 6, ['get', 'length', 'int'], 'getter',
+          ['int'], isCore: true, docRegexp: '.*'));
+      tests.add(checkHover('length =', 6, ['set', 'length', 'int'], 'setter',
+          ['int'], isCore: true, docRegexp: '.*'));
+      tests.add(checkHover('param;', 5, ['int', 'param'], 'parameter', ['int'],
+          docRegexp: 'Documentation for func'));
+      tests.add(checkHover('add(', 3, ['List', 'add'], 'method', null, isCore:
+          true, docRegexp: '.*'));
+      tests.add(checkHover('localVar)', 8, ['num', 'localVar'],
+          'local variable', ['num'], parameterRegexps: ['.*'], propagatedType: 'int'));
+      tests.add(checkHover('func(35', 4, ['func', 'int', 'param'], 'function',
+          null, docRegexp: 'Documentation for func'));
+      tests.add(checkHover('35', 2, null, null, ['int'], isLiteral: true,
+          parameterRegexps: ['int', 'param']));
+      tests.add(checkNoHover('comment'));
+      return Future.wait(tests);
+    });
+  }
+
+  /**
+   * Check that a getHover request on the substring [target] produces a result
+   * which has length [length], has an elementDescription matching every
+   * regexp in [descriptionRegexps], has a kind of [kind], and has a staticType
+   * matching [staticTypeRegexps].
+   *
+   * [isCore] means the hover info should indicate that the element is defined
+   * in dart.core.  [docRegexp], if specified, should match the documentation
+   * string of the element.  [isLiteral] means the hover should indicate a
+   * literal value.  [parameterRegexps] means is a set of regexps which should
+   * match the hover parameters.  [propagatedType], if specified, is the
+   * expected propagated type of the element.
+   */
+  checkHover(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 sendAnalysisGetHover(pathname, offset).then((result) {
+      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));
+        }
+      }
+    });
+  }
+
+  /**
+   * Check that a getHover request on the substring [target] produces no
+   * results.
+   */
+  Future checkNoHover(String target) {
+    int offset = text.indexOf(target);
+    return sendAnalysisGetHover(pathname, offset).then((result) {
+      expect(result['hovers'], hasLength(0));
+    });
+  }
+}
+
+main() {
+  runReflectiveTests(AnalysisGetHoverIntegrationTest);
+}