225 lines
9.1 KiB
TypeScript
225 lines
9.1 KiB
TypeScript
/**
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* @license MIT
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*/
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import jsdom = require('jsdom');
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import { assert } from 'chai';
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import { ITerminal, ICircularList } from './Interfaces';
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import { CharMeasure } from './utils/CharMeasure';
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import { CircularList } from './utils/CircularList';
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import { SelectionManager } from './SelectionManager';
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import { SelectionModel } from './SelectionModel';
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import { BufferSet } from './BufferSet';
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class TestSelectionManager extends SelectionManager {
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constructor(
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terminal: ITerminal,
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buffer: ICircularList<[number, string, number][]>,
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rowContainer: HTMLElement,
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charMeasure: CharMeasure
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) {
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super(terminal, buffer, rowContainer, charMeasure);
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}
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public get model(): SelectionModel { return this._model; }
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public selectLineAt(line: number): void { this._selectLineAt(line); }
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public selectWordAt(coords: [number, number]): void { this._selectWordAt(coords); }
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// Disable DOM interaction
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public enable(): void {}
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public disable(): void {}
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public refresh(): void {}
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}
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describe('SelectionManager', () => {
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let dom: jsdom.JSDOM;
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let window: Window;
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let document: Document;
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let terminal: ITerminal;
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let bufferLines: ICircularList<[number, string, number][]>;
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let rowContainer: HTMLElement;
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let selectionManager: TestSelectionManager;
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beforeEach(() => {
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dom = new jsdom.JSDOM('');
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window = dom.window;
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document = window.document;
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rowContainer = document.createElement('div');
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terminal = <any>{ cols: 80, rows: 2 };
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terminal.scrollback = 100;
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terminal.buffers = new BufferSet(terminal);
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terminal.buffer = terminal.buffers.active;
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bufferLines = terminal.buffer.lines;
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selectionManager = new TestSelectionManager(terminal, bufferLines, rowContainer, null);
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});
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function stringToRow(text: string): [number, string, number][] {
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let result: [number, string, number][] = [];
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for (let i = 0; i < text.length; i++) {
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result.push([0, text.charAt(i), 1]);
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}
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return result;
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}
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describe('_selectWordAt', () => {
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it('should expand selection for normal width chars', () => {
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bufferLines.push(stringToRow('foo bar'));
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selectionManager.selectWordAt([0, 0]);
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assert.equal(selectionManager.selectionText, 'foo');
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selectionManager.selectWordAt([1, 0]);
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assert.equal(selectionManager.selectionText, 'foo');
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selectionManager.selectWordAt([2, 0]);
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assert.equal(selectionManager.selectionText, 'foo');
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selectionManager.selectWordAt([3, 0]);
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assert.equal(selectionManager.selectionText, ' ');
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selectionManager.selectWordAt([4, 0]);
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assert.equal(selectionManager.selectionText, 'bar');
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selectionManager.selectWordAt([5, 0]);
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assert.equal(selectionManager.selectionText, 'bar');
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selectionManager.selectWordAt([6, 0]);
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assert.equal(selectionManager.selectionText, 'bar');
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});
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it('should expand selection for whitespace', () => {
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bufferLines.push(stringToRow('a b'));
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selectionManager.selectWordAt([0, 0]);
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assert.equal(selectionManager.selectionText, 'a');
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selectionManager.selectWordAt([1, 0]);
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assert.equal(selectionManager.selectionText, ' ');
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selectionManager.selectWordAt([2, 0]);
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assert.equal(selectionManager.selectionText, ' ');
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selectionManager.selectWordAt([3, 0]);
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assert.equal(selectionManager.selectionText, ' ');
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selectionManager.selectWordAt([4, 0]);
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assert.equal(selectionManager.selectionText, 'b');
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});
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it('should expand selection for wide characters', () => {
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// Wide characters use a special format
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bufferLines.push([
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[null, '中', 2],
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[null, '', 0],
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[null, '文', 2],
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[null, '', 0],
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[null, ' ', 1],
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[null, 'a', 1],
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[null, '中', 2],
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[null, '', 0],
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[null, '文', 2],
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[null, '', 0],
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[null, 'b', 1],
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[null, ' ', 1],
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[null, 'f', 1],
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[null, 'o', 1],
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[null, 'o', 1]
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]);
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// Ensure wide characters take up 2 columns
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selectionManager.selectWordAt([0, 0]);
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assert.equal(selectionManager.selectionText, '中文');
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selectionManager.selectWordAt([1, 0]);
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assert.equal(selectionManager.selectionText, '中文');
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selectionManager.selectWordAt([2, 0]);
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assert.equal(selectionManager.selectionText, '中文');
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selectionManager.selectWordAt([3, 0]);
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assert.equal(selectionManager.selectionText, '中文');
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selectionManager.selectWordAt([4, 0]);
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assert.equal(selectionManager.selectionText, ' ');
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// Ensure wide characters work when wrapped in normal width characters
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selectionManager.selectWordAt([5, 0]);
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assert.equal(selectionManager.selectionText, 'a中文b');
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selectionManager.selectWordAt([6, 0]);
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assert.equal(selectionManager.selectionText, 'a中文b');
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selectionManager.selectWordAt([7, 0]);
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assert.equal(selectionManager.selectionText, 'a中文b');
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selectionManager.selectWordAt([8, 0]);
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assert.equal(selectionManager.selectionText, 'a中文b');
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selectionManager.selectWordAt([9, 0]);
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assert.equal(selectionManager.selectionText, 'a中文b');
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selectionManager.selectWordAt([10, 0]);
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assert.equal(selectionManager.selectionText, 'a中文b');
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selectionManager.selectWordAt([11, 0]);
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assert.equal(selectionManager.selectionText, ' ');
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// Ensure normal width characters work fine in a line containing wide characters
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selectionManager.selectWordAt([12, 0]);
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assert.equal(selectionManager.selectionText, 'foo');
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selectionManager.selectWordAt([13, 0]);
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assert.equal(selectionManager.selectionText, 'foo');
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selectionManager.selectWordAt([14, 0]);
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assert.equal(selectionManager.selectionText, 'foo');
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});
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it('should select up to non-path characters that are commonly adjacent to paths', () => {
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bufferLines.push(stringToRow('(cd)[ef]{gh}\'ij"'));
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selectionManager.selectWordAt([0, 0]);
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assert.equal(selectionManager.selectionText, '(cd');
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selectionManager.selectWordAt([1, 0]);
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assert.equal(selectionManager.selectionText, 'cd');
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selectionManager.selectWordAt([2, 0]);
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assert.equal(selectionManager.selectionText, 'cd');
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selectionManager.selectWordAt([3, 0]);
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assert.equal(selectionManager.selectionText, 'cd)');
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selectionManager.selectWordAt([4, 0]);
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assert.equal(selectionManager.selectionText, '[ef');
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selectionManager.selectWordAt([5, 0]);
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assert.equal(selectionManager.selectionText, 'ef');
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selectionManager.selectWordAt([6, 0]);
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assert.equal(selectionManager.selectionText, 'ef');
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selectionManager.selectWordAt([7, 0]);
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assert.equal(selectionManager.selectionText, 'ef]');
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selectionManager.selectWordAt([8, 0]);
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assert.equal(selectionManager.selectionText, '{gh');
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selectionManager.selectWordAt([9, 0]);
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assert.equal(selectionManager.selectionText, 'gh');
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selectionManager.selectWordAt([10, 0]);
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assert.equal(selectionManager.selectionText, 'gh');
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selectionManager.selectWordAt([11, 0]);
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assert.equal(selectionManager.selectionText, 'gh}');
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selectionManager.selectWordAt([12, 0]);
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assert.equal(selectionManager.selectionText, '\'ij');
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selectionManager.selectWordAt([13, 0]);
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assert.equal(selectionManager.selectionText, 'ij');
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selectionManager.selectWordAt([14, 0]);
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assert.equal(selectionManager.selectionText, 'ij');
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selectionManager.selectWordAt([15, 0]);
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assert.equal(selectionManager.selectionText, 'ij"');
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});
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});
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describe('_selectLineAt', () => {
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it('should select the entire line', () => {
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bufferLines.push(stringToRow('foo bar'));
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selectionManager.selectLineAt(0);
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assert.equal(selectionManager.selectionText, 'foo bar', 'The selected text is correct');
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assert.deepEqual(selectionManager.model.finalSelectionStart, [0, 0]);
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assert.deepEqual(selectionManager.model.finalSelectionEnd, [terminal.cols, 0], 'The actual selection spans the entire column');
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});
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});
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describe('selectAll', () => {
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it('should select the entire buffer, beyond the viewport', () => {
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bufferLines.push(stringToRow('1'));
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bufferLines.push(stringToRow('2'));
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bufferLines.push(stringToRow('3'));
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bufferLines.push(stringToRow('4'));
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bufferLines.push(stringToRow('5'));
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selectionManager.selectAll();
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terminal.buffer.ybase = bufferLines.length - terminal.rows;
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assert.equal(selectionManager.selectionText, '1\n2\n3\n4\n5');
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});
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});
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describe('hasSelection', () => {
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it('should return whether there is a selection', () => {
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selectionManager.model.selectionStart = [0, 0];
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selectionManager.model.selectionStartLength = 0;
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assert.equal(selectionManager.hasSelection, false);
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selectionManager.model.selectionEnd = [0, 0];
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assert.equal(selectionManager.hasSelection, false);
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selectionManager.model.selectionEnd = [1, 0];
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assert.equal(selectionManager.hasSelection, true);
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selectionManager.model.selectionEnd = [0, 1];
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assert.equal(selectionManager.hasSelection, true);
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selectionManager.model.selectionEnd = [1, 1];
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assert.equal(selectionManager.hasSelection, true);
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});
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});
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});
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