blob: e2efadf6da4e4917a4e245eb8df4f4555bcebf5e [file] [log] [blame]
// Copyright (c) 2012, 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 matcher.string_matchers_test;
import 'package:matcher/matcher.dart';
import 'package:unittest/unittest.dart' show test, group;
import 'test_utils.dart';
void main() {
test('collapseWhitespace', () {
var source = '\t\r\n hello\t\r\n world\r\t \n';
expect(collapseWhitespace(source), 'hello world');
test('isEmpty', () {
shouldPass('', isEmpty);
shouldFail(null, isEmpty, startsWith("Expected: empty Actual: <null>"));
shouldFail(0, isEmpty, startsWith("Expected: empty Actual: <0>"));
shouldFail('a', isEmpty, startsWith("Expected: empty Actual: 'a'"));
// Regression test for:
test('isNot(isEmpty)', () {
shouldPass('a', isNot(isEmpty));
shouldFail('', isNot(isEmpty), 'Expected: not empty Actual: \'\'');
shouldFail(null, isNot(isEmpty),
startsWith('Expected: not empty Actual: <null>'));
test('isNotEmpty', () {
shouldFail('', isNotEmpty, startsWith("Expected: non-empty Actual: ''"));
shouldFail(null, isNotEmpty,
startsWith("Expected: non-empty Actual: <null>"));
shouldFail(0, isNotEmpty, startsWith("Expected: non-empty Actual: <0>"));
shouldPass('a', isNotEmpty);
test('equalsIgnoringCase', () {
shouldPass('hello', equalsIgnoringCase('HELLO'));
shouldFail('hi', equalsIgnoringCase('HELLO'),
"Expected: 'HELLO' ignoring case Actual: 'hi'");
test('equalsIgnoringWhitespace', () {
shouldPass(' hello world ', equalsIgnoringWhitespace('hello world'));
shouldFail(' helloworld ', equalsIgnoringWhitespace('hello world'),
"Expected: 'hello world' ignoring whitespace "
"Actual: ' helloworld ' "
"Which: is 'helloworld' with whitespace compressed");
test('startsWith', () {
shouldPass('hello', startsWith(''));
shouldPass('hello', startsWith('hell'));
shouldPass('hello', startsWith('hello'));
shouldFail('hello', startsWith('hello '),
"Expected: a string starting with 'hello ' "
"Actual: 'hello'");
test('endsWith', () {
shouldPass('hello', endsWith(''));
shouldPass('hello', endsWith('lo'));
shouldPass('hello', endsWith('hello'));
shouldFail('hello', endsWith(' hello'),
"Expected: a string ending with ' hello' "
"Actual: 'hello'");
test('contains', () {
shouldPass('hello', contains(''));
shouldPass('hello', contains('h'));
shouldPass('hello', contains('o'));
shouldPass('hello', contains('hell'));
shouldPass('hello', contains('hello'));
shouldFail('hello', contains(' '),
"Expected: contains ' ' Actual: 'hello'");
test('stringContainsInOrder', () {
shouldPass('goodbye cruel world', stringContainsInOrder(['']));
shouldPass('goodbye cruel world', stringContainsInOrder(['goodbye']));
shouldPass('goodbye cruel world', stringContainsInOrder(['cruel']));
shouldPass('goodbye cruel world', stringContainsInOrder(['world']));
shouldPass('goodbye cruel world',
stringContainsInOrder(['good', 'bye', 'world']));
shouldPass('goodbye cruel world',
stringContainsInOrder(['goodbye', 'cruel']));
shouldPass('goodbye cruel world',
stringContainsInOrder(['cruel', 'world']));
shouldPass('goodbye cruel world',
stringContainsInOrder(['goodbye', 'cruel', 'world']));
shouldFail('goodbye cruel world',
stringContainsInOrder(['goo', 'cruel', 'bye']),
"Expected: a string containing 'goo', 'cruel', 'bye' in order "
"Actual: 'goodbye cruel world'");
test('matches', () {
shouldPass('c0d', matches('[a-z][0-9][a-z]'));
shouldPass('c0d', matches(new RegExp('[a-z][0-9][a-z]')));
shouldFail('cOd', matches('[a-z][0-9][a-z]'),
"Expected: match '[a-z][0-9][a-z]' Actual: 'cOd'");