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Side by Side Diff: pkg/analysis_services/test/correction/levenshtein_test.dart

Issue 484733003: Import analysis_services.dart into analysis_server.dart. (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart
Patch Set: Created 6 years, 4 months ago
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1 // Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file
2 // for details. All rights reserved. Use of this source code is governed by a
3 // BSD-style license that can be found in the LICENSE file.
4
5 library test.services.correction.levenshtein;
6
7 import 'package:analysis_services/src/correction/levenshtein.dart';
8 import 'package:analysis_testing/reflective_tests.dart';
9 import 'package:unittest/unittest.dart';
10
11
12 main() {
13 groupSep = ' | ';
14 runReflectiveTests(LevenshteinTest);
15 }
16
17 @ReflectiveTestCase()
18 class LevenshteinTest {
19 void test_different_caseInsensitive() {
20 expect(levenshtein('Saturday', 'sunday', 5, caseSensitive: false), 3);
21 expect(levenshtein('SaturDay', 'sunday', 5, caseSensitive: false), 3);
22 }
23
24 void test_different_onThreshold() {
25 expect(levenshtein('', 'abcde', 5), 5);
26 expect(levenshtein('abcde', '', 5), 5);
27 }
28
29 void test_different_overThreshold() {
30 expect(levenshtein('', 'abcde', 2), LEVENSHTEIN_MAX);
31 expect(levenshtein('abcde', '', 2), LEVENSHTEIN_MAX);
32 }
33
34 void test_different_overThreshold_length() {
35 expect(levenshtein('a', 'abcdefgh', 5), LEVENSHTEIN_MAX);
36 expect(levenshtein('abcdefgh', 'a', 5), LEVENSHTEIN_MAX);
37 }
38
39 void test_different_underThreshold() {
40 expect(levenshtein('String', 'Stirng', 5), 2);
41 expect(levenshtein('kitten', 'sitting', 5), 3);
42 expect(levenshtein('Saturday', 'Sunday', 5), 3);
43 }
44
45 void test_negativeThreshold() {
46 expect(() {
47 levenshtein('', '', -5);
48 }, throws);
49 }
50
51 void test_null() {
52 expect(() {
53 levenshtein('', null, 5);
54 }, throws);
55 expect(() {
56 levenshtein(null, '', 5);
57 }, throws);
58 }
59
60 void test_same() {
61 expect(levenshtein('', '', 5), 0);
62 expect(levenshtein('test', 'test', 5), 0);
63 }
64
65 void test_same_caseInsensitive() {
66 expect(levenshtein('test', 'Test', 5, caseSensitive: false), 0);
67 }
68 }
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