Implementation of the 'edit.getFixes' API in server.

pkg/analysis_server/test/edit/fix_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.edit.fix;
+
+import 'package:analysis_server/src/computer/element.dart';
+import 'package:analysis_server/src/computer/error.dart';
+import 'package:analysis_server/src/edit/fix.dart';
+import 'package:analysis_services/constants.dart';
+import 'package:analysis_services/correction/change.dart';
+import 'package:analysis_services/correction/fix.dart' as services;
+import 'package:analysis_services/index/index.dart' hide Location;
+import 'package:analysis_services/index/local_memory_index.dart';
+import 'package:analysis_services/src/search/search_engine.dart';
+import 'package:analysis_testing/abstract_single_unit.dart';
+import 'package:analysis_testing/reflective_tests.dart';
+import 'package:analyzer/src/generated/element.dart' as engine;
+import 'package:analyzer/src/generated/engine.dart' as engine;
+import 'package:analyzer/src/generated/error.dart' as engine;
+import 'package:analyzer/src/generated/utilities_dart.dart' as engine;
+import 'package:unittest/unittest.dart' hide ERROR;
+
+
+
+main() {
+  groupSep = ' | ';
+  group('ErrorFixes', () {
+    runReflectiveTests(ErrorFixesTest);
+  });
+}
+
+
+@ReflectiveTestCase()
+class ErrorFixesTest extends AbstractSingleUnitTest {
+  Index index;
+  SearchEngineImpl searchEngine;
+
+  void setUp() {
+    super.setUp();
+    index = createLocalMemoryIndex();
+    searchEngine = new SearchEngineImpl(index);
+    verifyNoTestUnitErrors = false;
+  }
+
+  void test_fromJson() {
+    var json = {
+      ERROR: {
+        SEVERITY: 'ERROR',
+        TYPE: 'SYNTACTIC_ERROR',
+        LOCATION: {
+          FILE: '/test.dart',
+          OFFSET: 19,
+          LENGTH: 1,
+          START_LINE: 2,
+          START_COLUMN: 11
+        },
+        MESSAGE: 'Expected to find \';\''
+      },
+      FIXES: [{
+          MESSAGE: 'Insert \';\'',
+          EDITS: [{
+              FILE: '/test.dart',
+              EDITS: [{
+                  OFFSET: 20,
+                  LENGTH: 0,
+                  REPLACEMENT: ';'
+                }]
+            }],
+          LINKED_POSITION_GROUPS: []
+        }]
+    };
+    ErrorFixes errorFixes = ErrorFixes.fromJson(json);
+    {
+      AnalysisError error = errorFixes.error;
+      expect(error.severity, 'ERROR');
+      expect(error.type, 'SYNTACTIC_ERROR');
+      expect(error.message, "Expected to find ';'");
+      {
+        Location location = error.location;
+        expect(location.file, testFile);
+        expect(location.offset, 19);
+        expect(location.length, 1);
+        expect(location.startLine, 2);
+        expect(location.startColumn, 11);
+      }
+    }
+    expect(errorFixes.fixes, hasLength(1));
+    {
+      Change change = errorFixes.fixes[0];
+      expect(change.message, "Insert ';'");
+      expect(change.edits, hasLength(1));
+      {
+        FileEdit fileEdit = change.edits[0];
+        expect(fileEdit.file, testFile);
+        expect(
+            fileEdit.edits.toString(),
+            "[Edit(offset=20, length=0, replacement=:>;<:)]");
+      }
+    }
+    expect(
+        errorFixes.toString(),
+        'ErrorFixes(error=AnalysisError('
+            'location=Location(file=/test.dart; offset=19; length=1; '
+            'startLine=2; startColumn=11) message=Expected to find \';\'; '
+            'severity=ERROR; type=SYNTACTIC_ERROR; correction=null, '
+            'fixes=[Change(message=Insert \';\', '
+            'edits=[FileEdit(file=/test.dart, edits=[Edit(offset=20, length=0, '
+            'replacement=:>;<:)])], linkedPositionGroups=[])])');
+  }
+
+  void test_fromService() {
+    verifyNoTestUnitErrors = false;
+    resolveTestUnit('''
+main() {
+  print(42)
+}
+''');
+    engine.AnalysisErrorInfo errors = context.getErrors(testSource);
+    engine.AnalysisError engineError = errors.errors[0];
+    List<services.Fix> servicesFixes =
+        services.computeFixes(searchEngine, testFile, testUnit, engineError);
+    AnalysisError error =
+        new AnalysisError.fromEngine(errors.lineInfo, engineError);
+    ErrorFixes fixes = new ErrorFixes(error);
+    servicesFixes.forEach((fix) => fixes.addFix(fix));
+    expect(fixes.toJson(), {
+      ERROR: {
+        SEVERITY: 'ERROR',
+        TYPE: 'SYNTACTIC_ERROR',
+        LOCATION: {
+          FILE: '/test.dart',
+          OFFSET: 19,
+          LENGTH: 1,
+          START_LINE: 2,
+          START_COLUMN: 11
+        },
+        MESSAGE: 'Expected to find \';\''
+      },
+      FIXES: [{
+          MESSAGE: 'Insert \';\'',
+          EDITS: [{
+              FILE: '/test.dart',
+              EDITS: [{
+                  OFFSET: 20,
+                  LENGTH: 0,
+                  REPLACEMENT: ';'
+                }]
+            }],
+          LINKED_POSITION_GROUPS: []
+        }]
+    });
+  }
+}