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Diffstat (limited to 'polygerrit-ui/app/utils/syntax-util_test.ts')
| -rw-r--r-- | polygerrit-ui/app/utils/syntax-util_test.ts | 242 |
1 files changed, 242 insertions, 0 deletions
diff --git a/polygerrit-ui/app/utils/syntax-util_test.ts b/polygerrit-ui/app/utils/syntax-util_test.ts new file mode 100644 index 0000000000..4d381fb508 --- /dev/null +++ b/polygerrit-ui/app/utils/syntax-util_test.ts @@ -0,0 +1,242 @@ +/** + * @license + * Copyright 2022 Google LLC + * SPDX-License-Identifier: Apache-2.0 + */ +import '../test/common-test-setup-karma'; +import './syntax-util'; +import { + highlightedStringToRanges, + removeFirstSpan, + SpanType, +} from './syntax-util'; + +suite('file syntax-util', () => { + suite('function removeFirstSpan()', () => { + test('no matches', async () => { + assert.isUndefined(removeFirstSpan('')); + assert.isUndefined(removeFirstSpan('span')); + assert.isUndefined(removeFirstSpan('<span>')); + assert.isUndefined(removeFirstSpan('</span')); + assert.isUndefined(removeFirstSpan('asdf')); + }); + + test('simple opening match', async () => { + const removal = removeFirstSpan('asdf<span class="c">asdf'); + assert.deepEqual(removal, { + type: SpanType.OPENING, + lineAfter: 'asdfasdf', + class: 'c', + offset: 4, + }); + }); + + test('simple closing match', async () => { + const removal = removeFirstSpan('asdf</span>asdf'); + assert.deepEqual(removal, { + type: SpanType.CLOSING, + lineAfter: 'asdfasdf', + class: undefined, + offset: 4, + }); + }); + }); + + suite('function highlightedStringToRanges()', () => { + test('no ranges', async () => { + assert.deepEqual(highlightedStringToRanges(''), [{ranges: []}]); + assert.deepEqual(highlightedStringToRanges('\n'), [ + {ranges: []}, + {ranges: []}, + ]); + assert.deepEqual(highlightedStringToRanges('asdf\nasdf\nasdf'), [ + {ranges: []}, + {ranges: []}, + {ranges: []}, + ]); + }); + + test('one line, one span', async () => { + assert.deepEqual( + highlightedStringToRanges('asdf<span class="c">qwer</span>asdf'), + [{ranges: [{start: 4, length: 4, className: 'c'}]}] + ); + assert.deepEqual( + highlightedStringToRanges('<span class="d">asdfqwer</span>'), + [{ranges: [{start: 0, length: 8, className: 'd'}]}] + ); + }); + + test('removal of empty spans', async () => { + assert.deepEqual( + highlightedStringToRanges('asdf<span class="c"></span>asdf'), + [{ranges: []}] + ); + assert.deepEqual( + highlightedStringToRanges( + '<span class="d"></span>\n<span class="d"></span>' + ), + [{ranges: []}, {ranges: []}] + ); + }); + + test('removal of duplicate spans', async () => { + assert.deepEqual( + highlightedStringToRanges( + '<span class="d"><span class="d">asdfqwer</span></span>' + ), + [{ranges: [{start: 0, length: 8, className: 'd'}]}] + ); + }); + + test('one line, two spans one after another', async () => { + assert.deepEqual( + highlightedStringToRanges( + 'asdf<span class="c">qwer</span>zxcv<span class="d">qwer</span>asdf' + ), + [ + { + ranges: [ + {start: 4, length: 4, className: 'c'}, + {start: 12, length: 4, className: 'd'}, + ], + }, + ] + ); + }); + + test('one line, two nested spans', async () => { + assert.deepEqual( + highlightedStringToRanges( + 'asdf<span class="c">qwer<span class="d">zxcv</span>qwer</span>asdf' + ), + [ + { + ranges: [ + {start: 4, length: 12, className: 'c'}, + {start: 8, length: 4, className: 'd'}, + ], + }, + ] + ); + }); + + test('<span> quoted in a string', async () => { + const s = ` +<span class="keyword">const</span> x = <span class="string">'<span class="c">'</span>; +<span class="keyword">const</span> y = <span class="string">'</span>'</span>;`; + + assert.deepEqual(highlightedStringToRanges(s), [ + {ranges: []}, + { + ranges: [ + {start: 0, length: 5, className: 'keyword'}, + {start: 10, length: 18, className: 'string'}, + ], + }, + { + ranges: [ + {start: 0, length: 5, className: 'keyword'}, + {start: 10, length: 9, className: 'string'}, + ], + }, + ]); + }); + + test('one complex line with escaped HTML', async () => { + assert.deepEqual( + highlightedStringToRanges( + ' <span class="tag"><<span class="name">span</span> <span class="attr">class</span>=<span class="string">"title"</span>></span>[[name]]<span class="tag"></<span class="name">span</span>></span>' + ), + [ + { + ranges: [ + // ' <span class="title">[[name]]</span>' + {start: 2, length: 20, className: 'tag'}, + {start: 3, length: 4, className: 'name'}, + {start: 8, length: 5, className: 'attr'}, + {start: 14, length: 7, className: 'string'}, + {start: 30, length: 7, className: 'tag'}, + {start: 32, length: 4, className: 'name'}, + ], + }, + ] + ); + }); + + test('two lines, one span each', async () => { + assert.deepEqual( + highlightedStringToRanges( + 'asdf<span class="c">qwer</span>asdf\n' + + 'asd<span class="d">qwe</span>asd' + ), + [ + {ranges: [{start: 4, length: 4, className: 'c'}]}, + {ranges: [{start: 3, length: 3, className: 'd'}]}, + ] + ); + }); + + test('one span over two lines', async () => { + assert.deepEqual( + highlightedStringToRanges( + 'asdf<span class="c">qwer\n' + 'asdf</span>qwer' + ), + [ + {ranges: [{start: 4, length: 4, className: 'c'}]}, + {ranges: [{start: 0, length: 4, className: 'c'}]}, + ] + ); + }); + + test('two spans over two lines', async () => { + assert.deepEqual( + highlightedStringToRanges( + 'asdf<span class="c">qwer<span class="d">zxcv\n' + + 'asdf</span>qwer</span>zxcv' + ), + [ + { + ranges: [ + {start: 4, length: 8, className: 'c'}, + {start: 8, length: 4, className: 'd'}, + ], + }, + { + ranges: [ + {start: 0, length: 8, className: 'c'}, + {start: 0, length: 4, className: 'd'}, + ], + }, + ] + ); + }); + + test('two spans over four lines', async () => { + assert.deepEqual( + highlightedStringToRanges( + 'asdf<span class="c">qwer\n' + + 'asdf<span class="d">qwer\n' + + 'asdf</span>qwer\n' + + 'asdf</span>qwer' + ), + [ + {ranges: [{start: 4, length: 4, className: 'c'}]}, + { + ranges: [ + {start: 0, length: 8, className: 'c'}, + {start: 4, length: 4, className: 'd'}, + ], + }, + { + ranges: [ + {start: 0, length: 8, className: 'c'}, + {start: 0, length: 4, className: 'd'}, + ], + }, + {ranges: [{start: 0, length: 4, className: 'c'}]}, + ] + ); + }); + }); +}); |