Initial work on refactorings.

pkg/analysis_services/test/correction/status_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.
+
+// This code was auto-generated, is not intended to be edited, and is subject to
+// significant change. Please see the README file for more information.
+
+library test.services.correction.status;
+
+import 'package:analysis_services/correction/status.dart';
+import 'package:analysis_services/search/search_engine.dart';
+import 'package:analysis_services/src/correction/source_range.dart';
+import 'package:analysis_testing/abstract_single_unit.dart';
+import 'package:analysis_testing/reflective_tests.dart';
+import 'package:analyzer/src/generated/ast.dart';
+import 'package:analyzer/src/generated/element.dart';
+import 'package:analyzer/src/generated/source.dart';
+import 'package:typed_mock/typed_mock.dart';
+import 'package:unittest/unittest.dart';
+
+
+main() {
+  groupSep = ' | ';
+  runReflectiveTests(RefactoringStatusContextTest);
+  runReflectiveTests(RefactoringStatusEntryTest);
+  runReflectiveTests(RefactoringStatusTest);
+}
+
+
+@ReflectiveTestCase()
+class RefactoringStatusContextTest extends AbstractSingleUnitTest {
+  void test_new_forElement() {
+    resolveTestUnit('class MyClass {}');
+    Element element = findElement('MyClass');
+    var statusContext = new RefactoringStatusContext.forElement(element);
+    // access
+    expect(statusContext.context, context);
+    expect(statusContext.source, testSource);
+    expect(
+        statusContext.range,
+        rangeStartLength(element.nameOffset, 'MyClass'.length));
+  }
+
+  void test_new_forMatch() {
+    resolveTestUnit('class MyClass {}');
+    Element element = findElement('MyClass');
+    SourceRange range = rangeElementName(element);
+    SearchMatch match = new SearchMatch(null, element, range, true, false);
+    var statusContext = new RefactoringStatusContext.forMatch(match);
+    // access
+    expect(statusContext.context, context);
+    expect(statusContext.source, testSource);
+    expect(statusContext.range, range);
+  }
+
+  void test_new_forNode() {
+    resolveTestUnit('''
+main() {
+}
+''');
+    AstNode node = findNodeAtString('main');
+    var statusContext = new RefactoringStatusContext.forNode(node);
+    // access
+    expect(statusContext.context, context);
+    expect(statusContext.source, testSource);
+    expect(statusContext.range, rangeNode(node));
+  }
+
+  void test_new_forUnit() {
+    resolveTestUnit('');
+    SourceRange range = rangeStartLength(10, 20);
+    var statusContext = new RefactoringStatusContext.forUnit(testUnit, range);
+    // access
+    expect(statusContext.context, context);
+    expect(statusContext.source, testSource);
+    expect(statusContext.range, range);
+  }
+}
+
+
+@ReflectiveTestCase()
+class RefactoringStatusEntryTest {
+  void test_new_withContext() {
+    RefactoringStatusContext context = new _MockRefactoringStatusContext();
+    RefactoringStatusEntry entry =
+        new RefactoringStatusEntry(
+            RefactoringStatusSeverity.ERROR,
+            "my message",
+            context);
+    // access
+    expect(entry.severity, RefactoringStatusSeverity.ERROR);
+    expect(entry.message, 'my message');
+    expect(entry.context, context);
+  }
+
+  void test_new_withoutContext() {
+    RefactoringStatusEntry entry =
+        new RefactoringStatusEntry(RefactoringStatusSeverity.ERROR, "my message");
+    // access
+    expect(entry.severity, RefactoringStatusSeverity.ERROR);
+    expect(entry.message, 'my message');
+    expect(entry.context, isNull);
+    // isX
+    expect(entry.isFatalError, isFalse);
+    expect(entry.isError, isTrue);
+    expect(entry.isWarning, isFalse);
+  }
+}
+
+
+@ReflectiveTestCase()
+class RefactoringStatusTest {
+  void test_addError() {
+    RefactoringStatus refactoringStatus = new RefactoringStatus();
+    // initial state
+    expect(refactoringStatus.severity, RefactoringStatusSeverity.OK);
+    // add ERROR
+    refactoringStatus.addError('msg');
+    expect(refactoringStatus.severity, RefactoringStatusSeverity.ERROR);
+    expect(refactoringStatus.isOK, isFalse);
+    expect(refactoringStatus.hasFatalError, isFalse);
+    expect(refactoringStatus.hasError, isTrue);
+    // entries
+    List<RefactoringStatusEntry> entries = refactoringStatus.entries;
+    expect(entries, hasLength(1));
+    expect(entries[0].message, 'msg');
+  }
+
+  void test_addFatalError_withContext() {
+    RefactoringStatusContext context = new _MockRefactoringStatusContext();
+    RefactoringStatus refactoringStatus = new RefactoringStatus();
+    // initial state
+    expect(refactoringStatus.severity, RefactoringStatusSeverity.OK);
+    // add FATAL
+    refactoringStatus.addFatalError('msg', context);
+    expect(refactoringStatus.severity, RefactoringStatusSeverity.FATAL);
+    expect(refactoringStatus.isOK, isFalse);
+    expect(refactoringStatus.hasFatalError, isTrue);
+    expect(refactoringStatus.hasError, isTrue);
+    // entries
+    List<RefactoringStatusEntry> entries = refactoringStatus.entries;
+    expect(entries, hasLength(1));
+    expect(entries[0].message, 'msg');
+    expect(entries[0].context, context);
+    // add WARNING, resulting severity is still FATAL
+    refactoringStatus.addWarning("warning");
+    expect(refactoringStatus.severity, RefactoringStatusSeverity.FATAL);
+  }
+
+  void test_addFatalError_withoutContext() {
+    RefactoringStatus refactoringStatus = new RefactoringStatus();
+    // initial state
+    expect(refactoringStatus.severity, RefactoringStatusSeverity.OK);
+    // add FATAL
+    refactoringStatus.addFatalError('msg');
+    expect(refactoringStatus.severity, RefactoringStatusSeverity.FATAL);
+    expect(refactoringStatus.isOK, isFalse);
+    expect(refactoringStatus.hasFatalError, isTrue);
+    expect(refactoringStatus.hasError, isTrue);
+    // entries
+    List<RefactoringStatusEntry> entries = refactoringStatus.entries;
+    expect(entries, hasLength(1));
+    expect(entries[0].message, 'msg');
+    expect(entries[0].context, isNull);
+  }
+
+  void test_addStatus_Error_withWarning() {
+    RefactoringStatus refactoringStatus = new RefactoringStatus();
+    refactoringStatus.addError("err");
+    expect(refactoringStatus.severity, RefactoringStatusSeverity.ERROR);
+    // merge with OK
+    {
+      RefactoringStatus other = new RefactoringStatus();
+      other.addWarning("warn");
+      refactoringStatus.addStatus(other);
+    }
+    expect(refactoringStatus.severity, RefactoringStatusSeverity.ERROR);
+    expect(refactoringStatus.message, 'err');
+  }
+
+  void test_addStatus_Warning_null() {
+    RefactoringStatus refactoringStatus = new RefactoringStatus();
+    refactoringStatus.addWarning("warn");
+    expect(refactoringStatus.severity, RefactoringStatusSeverity.WARNING);
+    // merge with "null"
+    refactoringStatus.addStatus(null);
+    expect(refactoringStatus.severity, RefactoringStatusSeverity.WARNING);
+  }
+
+  void test_addStatus_Warning_withError() {
+    RefactoringStatus refactoringStatus = new RefactoringStatus();
+    refactoringStatus.addWarning("warn");
+    expect(refactoringStatus.severity, RefactoringStatusSeverity.WARNING);
+    // merge with OK
+    {
+      RefactoringStatus other = new RefactoringStatus();
+      other.addError("err");
+      refactoringStatus.addStatus(other);
+    }
+    expect(refactoringStatus.severity, RefactoringStatusSeverity.ERROR);
+    expect(refactoringStatus.message, 'err');
+  }
+
+  void test_addWarning() {
+    RefactoringStatus refactoringStatus = new RefactoringStatus();
+    // initial state
+    expect(refactoringStatus.severity, RefactoringStatusSeverity.OK);
+    // add WARNING
+    refactoringStatus.addWarning('msg');
+    expect(refactoringStatus.severity, RefactoringStatusSeverity.WARNING);
+    expect(refactoringStatus.isOK, isFalse);
+    expect(refactoringStatus.hasFatalError, isFalse);
+    expect(refactoringStatus.hasError, isFalse);
+    expect(refactoringStatus.hasWarning, isTrue);
+    // entries
+    List<RefactoringStatusEntry> entries = refactoringStatus.entries;
+    expect(entries, hasLength(1));
+    expect(entries[0].message, 'msg');
+  }
+
+  void test_escalateErrorToFatal() {
+    RefactoringStatus refactoringStatus = new RefactoringStatus.error('msg');
+    expect(refactoringStatus.severity, RefactoringStatusSeverity.ERROR);
+    // escalated
+    RefactoringStatus escalated = refactoringStatus.escalateErrorToFatal();
+    expect(escalated.severity, RefactoringStatusSeverity.FATAL);
+  }
+
+  void test_get_entryWithHighestSeverity() {
+    RefactoringStatus refactoringStatus = new RefactoringStatus();
+    // no entries
+    expect(refactoringStatus.entryWithHighestSeverity, isNull);
+    expect(refactoringStatus.message, isNull);
+    // add entries
+    refactoringStatus.addError('msgError');
+    refactoringStatus.addWarning('msgWarning');
+    refactoringStatus.addFatalError('msgFatalError');
+    // get entry
+    {
+      RefactoringStatusEntry entry = refactoringStatus.entryWithHighestSeverity;
+      expect(entry.severity, RefactoringStatusSeverity.FATAL);
+      expect(entry.message, 'msgFatalError');
+    }
+    // get message
+    expect(refactoringStatus.message, 'msgFatalError');
+  }
+
+  void test_newError() {
+    RefactoringStatusContext context = new _MockRefactoringStatusContext();
+    RefactoringStatus refactoringStatus =
+        new RefactoringStatus.error('msg', context);
+    expect(refactoringStatus.severity, RefactoringStatusSeverity.ERROR);
+    expect(refactoringStatus.message, 'msg');
+    expect(refactoringStatus.entryWithHighestSeverity.context, context);
+  }
+
+  void test_newFatalError() {
+    RefactoringStatus refactoringStatus = new RefactoringStatus.fatal('msg');
+    expect(refactoringStatus.severity, RefactoringStatusSeverity.FATAL);
+    expect(refactoringStatus.message, 'msg');
+  }
+
+  void test_newWarning() {
+    RefactoringStatus refactoringStatus = new RefactoringStatus.warning('msg');
+    expect(refactoringStatus.severity, RefactoringStatusSeverity.WARNING);
+    expect(refactoringStatus.message, 'msg');
+  }
+}
+
+
+class _MockRefactoringStatusContext extends TypedMock implements
+    RefactoringStatusContext {
+  noSuchMethod(Invocation invocation) => super.noSuchMethod(invocation);
+}