Files
azuredatastudio/src/vs/editor/contrib/folding/test/foldingRanges.test.ts
Anthony Dresser de5f1eb780 Merge from vscode 33a65245075e4d18908652865a79cf5489c30f40 (#9279)
* Merge from vscode 33a65245075e4d18908652865a79cf5489c30f40

* remove github
2020-02-21 23:42:19 -08:00

105 lines
3.2 KiB
TypeScript

/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the Source EULA. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
import * as assert from 'assert';
import { createTextModel } from 'vs/editor/test/common/editorTestUtils';
import { computeRanges } from 'vs/editor/contrib/folding/indentRangeProvider';
import { FoldingMarkers } from 'vs/editor/common/modes/languageConfiguration';
import { MAX_FOLDING_REGIONS } from 'vs/editor/contrib/folding/foldingRanges';
let markers: FoldingMarkers = {
start: /^\s*#region\b/,
end: /^\s*#endregion\b/
};
suite('FoldingRanges', () => {
test('test max folding regions', () => {
let lines: string[] = [];
let nRegions = MAX_FOLDING_REGIONS;
for (let i = 0; i < nRegions; i++) {
lines.push('#region');
}
for (let i = 0; i < nRegions; i++) {
lines.push('#endregion');
}
let model = createTextModel(lines.join('\n'));
let actual = computeRanges(model, false, markers, MAX_FOLDING_REGIONS);
assert.equal(actual.length, nRegions, 'len');
for (let i = 0; i < nRegions; i++) {
assert.equal(actual.getStartLineNumber(i), i + 1, 'start' + i);
assert.equal(actual.getEndLineNumber(i), nRegions * 2 - i, 'end' + i);
assert.equal(actual.getParentIndex(i), i - 1, 'parent' + i);
}
});
test('findRange', () => {
let lines = [
/* 1*/ '#region',
/* 2*/ '#endregion',
/* 3*/ 'class A {',
/* 4*/ ' void foo() {',
/* 5*/ ' if (true) {',
/* 6*/ ' return;',
/* 7*/ ' }',
/* 8*/ '',
/* 9*/ ' if (true) {',
/* 10*/ ' return;',
/* 11*/ ' }',
/* 12*/ ' }',
/* 13*/ '}'];
let textModel = createTextModel(lines.join('\n'));
try {
let actual = computeRanges(textModel, false, markers);
// let r0 = r(1, 2);
// let r1 = r(3, 12);
// let r2 = r(4, 11);
// let r3 = r(5, 6);
// let r4 = r(9, 10);
assert.equal(actual.findRange(1), 0, '1');
assert.equal(actual.findRange(2), 0, '2');
assert.equal(actual.findRange(3), 1, '3');
assert.equal(actual.findRange(4), 2, '4');
assert.equal(actual.findRange(5), 3, '5');
assert.equal(actual.findRange(6), 3, '6');
assert.equal(actual.findRange(7), 2, '7');
assert.equal(actual.findRange(8), 2, '8');
assert.equal(actual.findRange(9), 4, '9');
assert.equal(actual.findRange(10), 4, '10');
assert.equal(actual.findRange(11), 2, '11');
assert.equal(actual.findRange(12), 1, '12');
assert.equal(actual.findRange(13), -1, '13');
} finally {
textModel.dispose();
}
});
test('setCollapsed', () => {
let lines: string[] = [];
let nRegions = 500;
for (let i = 0; i < nRegions; i++) {
lines.push('#region');
}
for (let i = 0; i < nRegions; i++) {
lines.push('#endregion');
}
let model = createTextModel(lines.join('\n'));
let actual = computeRanges(model, false, markers, MAX_FOLDING_REGIONS);
assert.equal(actual.length, nRegions, 'len');
for (let i = 0; i < nRegions; i++) {
actual.setCollapsed(i, i % 3 === 0);
}
for (let i = 0; i < nRegions; i++) {
assert.equal(actual.isCollapsed(i), i % 3 === 0, 'line' + i);
}
});
});