Files
blockly/tests/mocha/utils_test.js
2019-01-08 11:30:54 -08:00

269 lines
13 KiB
JavaScript

// Declare some globals to make eslint happier.
// TODO: make an eslint config that applies to this directory and put this
// configuration in that file, instead of inline.
/* global suite, test, chai, assertFalse, assertTrue, assertEquals */
// var assert = require('assert');
// describe('Array', function() {
// describe('#indexOf()', function() {
// it('should return -1 when the value is not present', function() {
// assert.equal([1,2,3].indexOf(4), -1);
// });
// });
// });
suite('Utils', function() {
test('genUid', function() {
var uuids = {};
chai.assert.equal([1,2,3].indexOf(4), -1);
for (var i = 0; i < 1000; i++) {
var uuid = Blockly.utils.genUid();
chai.assert.isFalse(uuid in uuids, 'UUID different: ' + uuid);
uuids[uuid] = true;
}
});
test('addClass', function() {
var p = document.createElement('p');
Blockly.utils.addClass(p, 'one');
assertEquals('Adding "one"', 'one', p.className);
Blockly.utils.addClass(p, 'one');
assertEquals('Adding duplicate "one"', 'one', p.className);
Blockly.utils.addClass(p, 'two');
assertEquals('Adding "two"', 'one two', p.className);
Blockly.utils.addClass(p, 'two');
assertEquals('Adding duplicate "two"', 'one two', p.className);
Blockly.utils.addClass(p, 'three');
assertEquals('Adding "three"', 'one two three', p.className);
});
test('hasClass', function() {
var p = document.createElement('p');
p.className = ' one three two three ';
assertTrue('Has "one"', Blockly.utils.hasClass(p, 'one'));
assertTrue('Has "two"', Blockly.utils.hasClass(p, 'two'));
assertTrue('Has "three"', Blockly.utils.hasClass(p, 'three'));
assertFalse('Has no "four"', Blockly.utils.hasClass(p, 'four'));
assertFalse('Has no "t"', Blockly.utils.hasClass(p, 't'));
});
test('removeClass', function() {
var p = document.createElement('p');
p.className = ' one three two three ';
Blockly.utils.removeClass(p, 'two');
assertEquals('Removing "two"', 'one three three', p.className);
Blockly.utils.removeClass(p, 'four');
assertEquals('Removing "four"', 'one three three', p.className);
Blockly.utils.removeClass(p, 'three');
assertEquals('Removing "three"', 'one', p.className);
Blockly.utils.removeClass(p, 'ne');
assertEquals('Removing "ne"', 'one', p.className);
Blockly.utils.removeClass(p, 'one');
assertEquals('Removing "one"', '', p.className);
Blockly.utils.removeClass(p, 'zero');
assertEquals('Removing "zero"', '', p.className);
});
test('shortest string length', function() {
var len = Blockly.utils.shortestStringLength('one,two,three,four,five'.split(','));
assertEquals('Length of "one"', 3, len);
len = Blockly.utils.shortestStringLength('one,two,three,four,five,'.split(','));
assertEquals('Length of ""', 0, len);
len = Blockly.utils.shortestStringLength(['Hello World']);
assertEquals('List of one', 11, len);
len = Blockly.utils.shortestStringLength([]);
assertEquals('Empty list', 0, len);
});
test('comment word prefix', function() {
var len = Blockly.utils.commonWordPrefix('one,two,three,four,five'.split(','));
assertEquals('No prefix', 0, len);
len = Blockly.utils.commonWordPrefix('Xone,Xtwo,Xthree,Xfour,Xfive'.split(','));
assertEquals('No word prefix', 0, len);
len = Blockly.utils.commonWordPrefix('abc de,abc de,abc de,abc de'.split(','));
assertEquals('Full equality', 6, len);
len = Blockly.utils.commonWordPrefix('abc deX,abc deY'.split(','));
assertEquals('One word prefix', 4, len);
len = Blockly.utils.commonWordPrefix('abc de,abc deY'.split(','));
assertEquals('Overflow no', 4, len);
len = Blockly.utils.commonWordPrefix('abc de,abc de Y'.split(','));
assertEquals('Overflow yes', 6, len);
len = Blockly.utils.commonWordPrefix(['Hello World']);
assertEquals('List of one', 11, len);
len = Blockly.utils.commonWordPrefix([]);
assertEquals('Empty list', 0, len);
len = Blockly.utils.commonWordPrefix('turn&nbsp;left,turn&nbsp;right'.split(','));
assertEquals('No prefix due to &amp;nbsp;', 0, len);
len = Blockly.utils.commonWordPrefix('turn\u00A0left,turn\u00A0right'.split(','));
assertEquals('No prefix due to \\u00A0', 0, len);
});
});
// function test_commonWordSuffix() {
// var len = Blockly.utils.commonWordSuffix('one,two,three,four,five'.split(','));
// assertEquals('No prefix', 0, len);
// len = Blockly.utils.commonWordSuffix('oneX,twoX,threeX,fourX,fiveX'.split(','));
// assertEquals('No word prefix', 0, len);
// len = Blockly.utils.commonWordSuffix('abc de,abc de,abc de,abc de'.split(','));
// assertEquals('Full equality', 6, len);
// len = Blockly.utils.commonWordSuffix('Xabc de,Yabc de'.split(','));
// assertEquals('One word prefix', 3, len);
// len = Blockly.utils.commonWordSuffix('abc de,Yabc de'.split(','));
// assertEquals('Overflow no', 3, len);
// len = Blockly.utils.commonWordSuffix('abc de,Y abc de'.split(','));
// assertEquals('Overflow yes', 6, len);
// len = Blockly.utils.commonWordSuffix(['Hello World']);
// assertEquals('List of one', 11, len);
// len = Blockly.utils.commonWordSuffix([]);
// assertEquals('Empty list', 0, len);
// }
// function test_tokenizeInterpolation() {
// var tokens = Blockly.utils.tokenizeInterpolation('');
// assertArrayEquals('Null interpolation', [], tokens);
// tokens = Blockly.utils.tokenizeInterpolation('Hello');
// assertArrayEquals('No interpolation', ['Hello'], tokens);
// tokens = Blockly.utils.tokenizeInterpolation('Hello%World');
// assertArrayEquals('Unescaped %.', ['Hello%World'], tokens);
// tokens = Blockly.utils.tokenizeInterpolation('Hello%%World');
// assertArrayEquals('Escaped %.', ['Hello%World'], tokens);
// tokens = Blockly.utils.tokenizeInterpolation('Hello %1 World');
// assertArrayEquals('Interpolation.', ['Hello ', 1, ' World'], tokens);
// tokens = Blockly.utils.tokenizeInterpolation('%123Hello%456World%789');
// assertArrayEquals('Interpolations.', [123, 'Hello', 456, 'World', 789], tokens);
// tokens = Blockly.utils.tokenizeInterpolation('%%%x%%0%00%01%');
// assertArrayEquals('Torture interpolations.', ['%%x%0', 0, 1, '%'], tokens);
// Blockly.Msg = Blockly.Msg || {};
// Blockly.Msg.STRING_REF = 'test string';
// tokens = Blockly.utils.tokenizeInterpolation('%{bky_string_ref}');
// assertArrayEquals('String table reference, lowercase', ['test string'], tokens);
// tokens = Blockly.utils.tokenizeInterpolation('%{BKY_STRING_REF}');
// assertArrayEquals('String table reference, uppercase', ['test string'], tokens);
// Blockly.Msg.WITH_PARAM = 'before %1 after';
// tokens = Blockly.utils.tokenizeInterpolation('%{bky_with_param}');
// assertArrayEquals('String table reference, with parameter', ['before ', 1, ' after'], tokens);
// Blockly.Msg.RECURSE = 'before %{bky_string_ref} after';
// tokens = Blockly.utils.tokenizeInterpolation('%{bky_recurse}');
// assertArrayEquals('String table reference, with subreference', ['before test string after'], tokens);
// // Error cases...
// tokens = Blockly.utils.tokenizeInterpolation('%{bky_undefined}');
// assertArrayEquals('Undefined string table reference', ['%{bky_undefined}'], tokens);
// Blockly.Msg['1'] = 'Will not match';
// tokens = Blockly.utils.tokenizeInterpolation('before %{1} after');
// assertArrayEquals('Invalid initial digit in string table reference', ['before %{1} after'], tokens);
// Blockly.Msg['TWO WORDS'] = 'Will not match';
// tokens = Blockly.utils.tokenizeInterpolation('before %{two words} after');
// assertArrayEquals('Invalid character in string table reference: space', ['before %{two words} after'], tokens);
// Blockly.Msg['TWO-WORDS'] = 'Will not match';
// tokens = Blockly.utils.tokenizeInterpolation('before %{two-words} after');
// assertArrayEquals('Invalid character in string table reference: dash', ['before %{two-words} after'], tokens);
// Blockly.Msg['TWO.WORDS'] = 'Will not match';
// tokens = Blockly.utils.tokenizeInterpolation('before %{two.words} after');
// assertArrayEquals('Invalid character in string table reference: period', ['before %{two.words} after'], tokens);
// Blockly.Msg['AB&C'] = 'Will not match';
// tokens = Blockly.utils.tokenizeInterpolation('before %{ab&c} after');
// assertArrayEquals('Invalid character in string table reference: &', ['before %{ab&c} after'], tokens);
// Blockly.Msg['UNCLOSED'] = 'Will not match';
// tokens = Blockly.utils.tokenizeInterpolation('before %{unclosed');
// assertArrayEquals('String table reference, with parameter', ['before %{unclosed'], tokens);
// }
// function test_replaceMessageReferences() {
// Blockly.Msg = Blockly.Msg || {};
// Blockly.Msg.STRING_REF = 'test string';
// Blockly.Msg.SUBREF = 'subref';
// Blockly.Msg.STRING_REF_WITH_ARG = 'test %1 string';
// Blockly.Msg.STRING_REF_WITH_SUBREF = 'test %{bky_subref} string';
// var resultString = Blockly.utils.replaceMessageReferences('');
// assertEquals('Empty string produces empty string', '', resultString);
// resultString = Blockly.utils.replaceMessageReferences('%%');
// assertEquals('Escaped %', '%', resultString);
// resultString = Blockly.utils.replaceMessageReferences('%%{bky_string_ref}');
// assertEquals('Escaped %', '%{bky_string_ref}', resultString);
// resultString = Blockly.utils.replaceMessageReferences('%a');
// assertEquals('Unrecognized % escape code treated as literal', '%a', resultString);
// resultString = Blockly.utils.replaceMessageReferences('%1');
// assertEquals('Interpolation tokens ignored.', '%1', resultString);
// resultString = Blockly.utils.replaceMessageReferences('%1 %2');
// assertEquals('Interpolation tokens ignored.', '%1 %2', resultString);
// resultString = Blockly.utils.replaceMessageReferences('before %1 after');
// assertEquals('Interpolation tokens ignored.', 'before %1 after', resultString);
// // Blockly.Msg.STRING_REF cases:
// resultString = Blockly.utils.replaceMessageReferences('%{bky_string_ref}');
// assertEquals('Message ref dereferenced.', 'test string', resultString);
// resultString = Blockly.utils.replaceMessageReferences('before %{bky_string_ref} after');
// assertEquals('Message ref dereferenced.', 'before test string after', resultString);
// // Blockly.Msg.STRING_REF_WITH_ARG cases:
// resultString = Blockly.utils.replaceMessageReferences('%{bky_string_ref_with_arg}');
// assertEquals('Message ref dereferenced with argument preserved.', 'test %1 string', resultString);
// resultString = Blockly.utils.replaceMessageReferences('before %{bky_string_ref_with_arg} after');
// assertEquals('Message ref dereferenced with argument preserved.', 'before test %1 string after', resultString);
// // Blockly.Msg.STRING_REF_WITH_SUBREF cases:
// resultString = Blockly.utils.replaceMessageReferences('%{bky_string_ref_with_subref}');
// assertEquals('Message ref and subref dereferenced.', 'test subref string', resultString);
// resultString = Blockly.utils.replaceMessageReferences('before %{bky_string_ref_with_subref} after');
// assertEquals('Message ref and subref dereferenced.', 'before test subref string after', resultString);
// }
// function test_startsWith() {
// assertEquals('Does not start with', false, Blockly.utils.startsWith('123', '2'));
// assertEquals('Start with', true, Blockly.utils.startsWith('123', '12'));
// assertEquals('Start with empty string 1', true, Blockly.utils.startsWith('123', ''));
// assertEquals('Start with empty string 2', true, Blockly.utils.startsWith('', ''));
// }
// function test_arrayRemove() {
// var arr = [1, 2, 3, 2];
// assertEquals('Remove Not found', false, Blockly.utils.arrayRemove(arr, 0));
// assertEquals('Remove Not found result', '1,2,3,2', arr.join(','));
// assertEquals('Remove item', true, Blockly.utils.arrayRemove(arr, 2));
// assertEquals('Remove item result', '1,3,2', arr.join(','));
// assertEquals('Remove item again', true, Blockly.utils.arrayRemove(arr, 2));
// assertEquals('Remove item again result', '1,3', arr.join(','));
// }
// function test_toRadians() {
// var quarter = Math.PI / 2;
// assertEquals('-90', -quarter, Blockly.utils.toRadians(-90));
// assertEquals('0', 0, Blockly.utils.toRadians(0));
// assertEquals('90', quarter, Blockly.utils.toRadians(90));
// assertEquals('180', 2 * quarter, Blockly.utils.toRadians(180));
// assertEquals('270', 3 * quarter, Blockly.utils.toRadians(270));
// assertEquals('360', 4 * quarter, Blockly.utils.toRadians(360));
// assertEquals('450', 5 * quarter, Blockly.utils.toRadians(360 + 90));
// }
// function test_toDegrees() {
// var quarter = Math.PI / 2;
// assertEquals('-90', -90, Blockly.utils.toDegrees(-quarter));
// assertEquals('0', 0, Blockly.utils.toDegrees(0));
// assertEquals('90', 90, Blockly.utils.toDegrees(quarter));
// assertEquals('180', 180, Blockly.utils.toDegrees(2 * quarter));
// assertEquals('270', 270, Blockly.utils.toDegrees(3 * quarter));
// assertEquals('360', 360, Blockly.utils.toDegrees(4 * quarter));
// assertEquals('450', 360 + 90, Blockly.utils.toDegrees(5 * quarter));
// }