98 lines
3.6 KiB
TypeScript
98 lines
3.6 KiB
TypeScript
/**
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* Copyright (c) 2018 The xterm.js authors. All rights reserved.
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* @license MIT
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*/
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import * as chai from 'chai';
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import { BufferLine } from './BufferLine';
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import { CharData, IBufferLine } from './Types';
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import { NULL_CELL_CHAR, NULL_CELL_WIDTH, NULL_CELL_CODE, CHAR_DATA_ATTR_INDEX, CHAR_DATA_CHAR_INDEX, CHAR_DATA_WIDTH_INDEX, CHAR_DATA_CODE_INDEX } from './Buffer';
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class TestBufferLine extends BufferLine {
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public toArray(): CharData[] {
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return this._data;
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}
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}
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describe('BufferLine', function(): void {
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it('ctor', function(): void {
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let line: IBufferLine = new TestBufferLine();
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chai.expect(line.length).equals(0);
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chai.expect(line.pop()).equals(undefined);
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chai.expect(line.isWrapped).equals(false);
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line = new TestBufferLine(10);
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chai.expect(line.length).equals(10);
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chai.expect(line.pop()).eql([0, NULL_CELL_CHAR, NULL_CELL_WIDTH, NULL_CELL_CODE]);
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chai.expect(line.isWrapped).equals(false);
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line = new TestBufferLine(10, null, true);
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chai.expect(line.length).equals(10);
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chai.expect(line.pop()).eql([0, NULL_CELL_CHAR, NULL_CELL_WIDTH, NULL_CELL_CODE]);
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chai.expect(line.isWrapped).equals(true);
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line = new TestBufferLine(10, [123, 'a', 456, 789], true);
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chai.expect(line.length).equals(10);
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chai.expect(line.pop()).eql([123, 'a', 456, 789]);
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chai.expect(line.isWrapped).equals(true);
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});
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it('splice', function(): void {
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const line = new TestBufferLine();
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const data: CharData[] = [
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[1, 'a', 0, 0],
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[2, 'b', 0, 0],
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[3, 'c', 0, 0]
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];
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for (let i = 0; i < data.length; ++i) line.push(data[i]);
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chai.expect(line.length).equals(data.length);
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const removed1 = line.splice(1, 1, [4, 'd', 0, 0]);
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const removed2 = data.splice(1, 1, [4, 'd', 0, 0]);
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chai.expect(removed1).eql(removed2);
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chai.expect(line.toArray()).eql(data);
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});
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it('TerminalLine.blankLine', function(): void {
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const line = TestBufferLine.blankLine(5, 123);
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chai.expect(line.length).equals(5);
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chai.expect(line.isWrapped).equals(false);
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const ch = line.get(0);
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chai.expect(ch[CHAR_DATA_ATTR_INDEX]).equals(123);
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chai.expect(ch[CHAR_DATA_CHAR_INDEX]).equals(NULL_CELL_CHAR);
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chai.expect(ch[CHAR_DATA_WIDTH_INDEX]).equals(NULL_CELL_WIDTH);
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chai.expect(ch[CHAR_DATA_CODE_INDEX]).equals(NULL_CELL_CODE);
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});
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it('insertCells', function(): void {
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const line = new TestBufferLine();
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const data: CharData[] = [
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[1, 'a', 0, 0],
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[2, 'b', 0, 0],
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[3, 'c', 0, 0]
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];
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for (let i = 0; i < data.length; ++i) line.push(data[i]);
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line.insertCells(1, 3, [4, 'd', 0, 0]);
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chai.expect(line.toArray()).eql([[1, 'a', 0, 0], [4, 'd', 0, 0], [4, 'd', 0, 0]]);
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});
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it('deleteCells', function(): void {
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const line = new TestBufferLine();
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const data: CharData[] = [
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[1, 'a', 0, 0],
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[2, 'b', 0, 0],
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[3, 'c', 0, 0],
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[4, 'd', 0, 0],
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[5, 'e', 0, 0]
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];
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for (let i = 0; i < data.length; ++i) line.push(data[i]);
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line.deleteCells(1, 2, [6, 'f', 0, 0]);
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chai.expect(line.toArray()).eql([[1, 'a', 0, 0], [4, 'd', 0, 0], [5, 'e', 0, 0], [6, 'f', 0, 0], [6, 'f', 0, 0]]);
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});
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it('replaceCells', function(): void {
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const line = new TestBufferLine();
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const data: CharData[] = [
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[1, 'a', 0, 0],
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[2, 'b', 0, 0],
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[3, 'c', 0, 0],
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[4, 'd', 0, 0],
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[5, 'e', 0, 0]
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];
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for (let i = 0; i < data.length; ++i) line.push(data[i]);
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line.replaceCells(2, 4, [6, 'f', 0, 0]);
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chai.expect(line.toArray()).eql([[1, 'a', 0, 0], [2, 'b', 0, 0], [6, 'f', 0, 0], [6, 'f', 0, 0], [5, 'e', 0, 0]]);
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});
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});
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