mirror of
https://github.com/wavetermdev/xterm.js.git
synced 2026-08-05 13:43:48 -07:00
Add lots of tests
This commit is contained in:
Daniel Imms
@@ -510,6 +510,399 @@ describe('Buffer', () => {
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assert.equal(secondMarker.line, 1, 'second marker should be restored');
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assert.equal(thirdMarker.line, 2, 'third marker should be restored');
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});
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describe('reflowLarger cases', () => {
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beforeEach(() => {
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// Setup buffer state:
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// 'ab'
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// 'cd' (wrapped)
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// 'ef'
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// 'gh' (wrapped)
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// 'ij'
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// 'kl' (wrapped)
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// ' '
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// ' '
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// ' '
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// ' '
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buffer.fillViewportRows();
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buffer.resize(2, 10);
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buffer.lines.get(0).set(0, [null, 'a', 1, 'a'.charCodeAt(0)]);
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buffer.lines.get(0).set(1, [null, 'b', 1, 'b'.charCodeAt(0)]);
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buffer.lines.get(1).set(0, [null, 'c', 1, 'c'.charCodeAt(0)]);
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buffer.lines.get(1).set(1, [null, 'd', 1, 'd'.charCodeAt(0)]);
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buffer.lines.get(1).isWrapped = true;
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buffer.lines.get(2).set(0, [null, 'e', 1, 'e'.charCodeAt(0)]);
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buffer.lines.get(2).set(1, [null, 'f', 1, 'f'.charCodeAt(0)]);
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buffer.lines.get(3).set(0, [null, 'g', 1, 'g'.charCodeAt(0)]);
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buffer.lines.get(3).set(1, [null, 'h', 1, 'h'.charCodeAt(0)]);
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buffer.lines.get(3).isWrapped = true;
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buffer.lines.get(4).set(0, [null, 'i', 1, 'i'.charCodeAt(0)]);
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buffer.lines.get(4).set(1, [null, 'j', 1, 'j'.charCodeAt(0)]);
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buffer.lines.get(5).set(0, [null, 'k', 1, 'k'.charCodeAt(0)]);
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buffer.lines.get(5).set(1, [null, 'l', 1, 'l'.charCodeAt(0)]);
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buffer.lines.get(5).isWrapped = true;
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});
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describe('viewport not yet filled', () => {
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it('should move the cursor up and add empty lines', () => {
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buffer.y = 6;
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buffer.resize(4, 10);
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assert.equal(buffer.y, 3);
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assert.equal(buffer.ydisp, 0);
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assert.equal(buffer.ybase, 0);
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assert.equal(buffer.lines.length, 10);
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assert.equal(buffer.lines.get(0).translateToString(), 'abcd');
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assert.equal(buffer.lines.get(1).translateToString(), 'efgh');
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assert.equal(buffer.lines.get(2).translateToString(), 'ijkl');
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for (let i = 3; i < 10; i++) {
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assert.equal(buffer.lines.get(i).translateToString(), ' ');
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}
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const wrappedLines: number[] = [];
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for (let i = 0; i < buffer.lines.length; i++) {
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assert.equal(buffer.lines.get(i).isWrapped, wrappedLines.indexOf(i) !== -1, `line ${i} isWrapped must equal ${wrappedLines.indexOf(i) !== -1}`);
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}
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});
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});
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describe('viewport filled, scrollback remaining', () => {
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beforeEach(() => {
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buffer.y = 9;
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});
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describe('ybase === 0', () => {
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it('should move the cursor up and add empty lines', () => {
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buffer.resize(4, 10);
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assert.equal(buffer.y, 6);
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assert.equal(buffer.ydisp, 0);
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assert.equal(buffer.ybase, 0);
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assert.equal(buffer.lines.length, 10);
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assert.equal(buffer.lines.get(0).translateToString(), 'abcd');
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assert.equal(buffer.lines.get(1).translateToString(), 'efgh');
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assert.equal(buffer.lines.get(2).translateToString(), 'ijkl');
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for (let i = 3; i < 10; i++) {
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assert.equal(buffer.lines.get(i).translateToString(), ' ');
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}
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const wrappedLines: number[] = [];
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for (let i = 0; i < buffer.lines.length; i++) {
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assert.equal(buffer.lines.get(i).isWrapped, wrappedLines.indexOf(i) !== -1, `line ${i} isWrapped must equal ${wrappedLines.indexOf(i) !== -1}`);
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}
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});
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});
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describe('ybase !== 0', () => {
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beforeEach(() => {
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// Add 10 empty rows to start
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for (let i = 0; i < 10; i++) {
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buffer.lines.splice(0, 0, buffer.getBlankLine(DEFAULT_ATTR));
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}
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buffer.ybase = 10;
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});
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describe('&& ydisp === ybase', () => {
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it('should adjust the viewport and keep ydisp = ybase', () => {
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buffer.ydisp = 10;
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buffer.resize(4, 10);
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assert.equal(buffer.y, 9);
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assert.equal(buffer.ydisp, 7);
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assert.equal(buffer.ybase, 7);
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assert.equal(buffer.lines.length, 17);
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for (let i = 0; i < 10; i++) {
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assert.equal(buffer.lines.get(i).translateToString(), ' ');
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}
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assert.equal(buffer.lines.get(10).translateToString(), 'abcd');
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assert.equal(buffer.lines.get(11).translateToString(), 'efgh');
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assert.equal(buffer.lines.get(12).translateToString(), 'ijkl');
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for (let i = 13; i < 17; i++) {
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assert.equal(buffer.lines.get(i).translateToString(), ' ');
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}
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const wrappedLines: number[] = [];
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for (let i = 0; i < buffer.lines.length; i++) {
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assert.equal(buffer.lines.get(i).isWrapped, wrappedLines.indexOf(i) !== -1, `line ${i} isWrapped must equal ${wrappedLines.indexOf(i) !== -1}`);
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}
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});
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});
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describe('&& ydisp !== ybase', () => {
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it('should keep ydisp at the same value', () => {
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buffer.ydisp = 5;
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buffer.resize(4, 10);
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assert.equal(buffer.y, 9);
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assert.equal(buffer.ydisp, 5);
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assert.equal(buffer.ybase, 7);
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assert.equal(buffer.lines.length, 17);
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for (let i = 0; i < 10; i++) {
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assert.equal(buffer.lines.get(i).translateToString(), ' ');
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}
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assert.equal(buffer.lines.get(10).translateToString(), 'abcd');
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assert.equal(buffer.lines.get(11).translateToString(), 'efgh');
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assert.equal(buffer.lines.get(12).translateToString(), 'ijkl');
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for (let i = 13; i < 17; i++) {
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assert.equal(buffer.lines.get(i).translateToString(), ' ');
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}
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const wrappedLines: number[] = [];
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for (let i = 0; i < buffer.lines.length; i++) {
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assert.equal(buffer.lines.get(i).isWrapped, wrappedLines.indexOf(i) !== -1, `line ${i} isWrapped must equal ${wrappedLines.indexOf(i) !== -1}`);
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}
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});
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});
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});
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});
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describe('viewport filled, no scrollback remaining', () => {
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// ybase === 0 doesn't make sense here as scrollback=0 isn't really supported
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describe('ybase !== 0', () => {
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beforeEach(() => {
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terminal.options.scrollback = 10;
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// Add 10 empty rows to start
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for (let i = 0; i < 10; i++) {
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buffer.lines.splice(0, 0, buffer.getBlankLine(DEFAULT_ATTR));
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}
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buffer.y = 9;
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buffer.ybase = 10;
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});
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describe('&& ydisp === ybase', () => {
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it('should trim lines and keep ydisp = ybase', () => {
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buffer.ydisp = 10;
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buffer.resize(4, 10);
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assert.equal(buffer.y, 9);
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assert.equal(buffer.ydisp, 7);
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assert.equal(buffer.ybase, 7);
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assert.equal(buffer.lines.length, 17);
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for (let i = 0; i < 10; i++) {
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assert.equal(buffer.lines.get(i).translateToString(), ' ');
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}
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assert.equal(buffer.lines.get(10).translateToString(), 'abcd');
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assert.equal(buffer.lines.get(11).translateToString(), 'efgh');
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assert.equal(buffer.lines.get(12).translateToString(), 'ijkl');
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for (let i = 13; i < 17; i++) {
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assert.equal(buffer.lines.get(i).translateToString(), ' ');
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}
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const wrappedLines: number[] = [];
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for (let i = 0; i < buffer.lines.length; i++) {
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assert.equal(buffer.lines.get(i).isWrapped, wrappedLines.indexOf(i) !== -1, `line ${i} isWrapped must equal ${wrappedLines.indexOf(i) !== -1}`);
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}
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});
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});
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describe('&& ydisp !== ybase', () => {
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it('should trim lines and not change ydisp', () => {
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buffer.ydisp = 5;
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buffer.resize(4, 10);
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assert.equal(buffer.y, 9);
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assert.equal(buffer.ydisp, 5);
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assert.equal(buffer.ybase, 7);
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assert.equal(buffer.lines.length, 17);
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for (let i = 0; i < 10; i++) {
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assert.equal(buffer.lines.get(i).translateToString(), ' ');
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}
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assert.equal(buffer.lines.get(10).translateToString(), 'abcd');
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assert.equal(buffer.lines.get(11).translateToString(), 'efgh');
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assert.equal(buffer.lines.get(12).translateToString(), 'ijkl');
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for (let i = 13; i < 17; i++) {
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assert.equal(buffer.lines.get(i).translateToString(), ' ');
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}
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const wrappedLines: number[] = [];
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for (let i = 0; i < buffer.lines.length; i++) {
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assert.equal(buffer.lines.get(i).isWrapped, wrappedLines.indexOf(i) !== -1, `line ${i} isWrapped must equal ${wrappedLines.indexOf(i) !== -1}`);
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}
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});
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});
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});
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});
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});
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describe('reflowSmaller cases', () => {
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beforeEach(() => {
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// Setup buffer state:
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// 'abcd'
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// 'efgh' (wrapped)
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// 'ijkl'
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// ' '
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// ' '
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// ' '
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// ' '
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// ' '
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// ' '
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// ' '
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buffer.fillViewportRows();
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buffer.resize(4, 10);
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buffer.lines.get(0).set(0, [null, 'a', 1, 'a'.charCodeAt(0)]);
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buffer.lines.get(0).set(1, [null, 'b', 1, 'b'.charCodeAt(0)]);
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buffer.lines.get(0).set(2, [null, 'c', 1, 'c'.charCodeAt(0)]);
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buffer.lines.get(0).set(3, [null, 'd', 1, 'd'.charCodeAt(0)]);
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buffer.lines.get(1).set(0, [null, 'e', 1, 'e'.charCodeAt(0)]);
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buffer.lines.get(1).set(1, [null, 'f', 1, 'f'.charCodeAt(0)]);
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buffer.lines.get(1).set(2, [null, 'g', 1, 'g'.charCodeAt(0)]);
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buffer.lines.get(1).set(3, [null, 'h', 1, 'h'.charCodeAt(0)]);
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buffer.lines.get(2).set(0, [null, 'i', 1, 'i'.charCodeAt(0)]);
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buffer.lines.get(2).set(1, [null, 'j', 1, 'j'.charCodeAt(0)]);
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buffer.lines.get(2).set(2, [null, 'k', 1, 'k'.charCodeAt(0)]);
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buffer.lines.get(2).set(3, [null, 'l', 1, 'l'.charCodeAt(0)]);
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});
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describe('viewport not yet filled', () => {
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it('should move the cursor down', () => {
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buffer.y = 3;
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buffer.resize(2, 10);
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assert.equal(buffer.y, 6);
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assert.equal(buffer.ydisp, 0);
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assert.equal(buffer.ybase, 0);
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assert.equal(buffer.lines.length, 10);
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assert.equal(buffer.lines.get(0).translateToString(), 'ab');
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assert.equal(buffer.lines.get(1).translateToString(), 'cd');
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assert.equal(buffer.lines.get(2).translateToString(), 'ef');
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assert.equal(buffer.lines.get(3).translateToString(), 'gh');
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assert.equal(buffer.lines.get(4).translateToString(), 'ij');
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assert.equal(buffer.lines.get(5).translateToString(), 'kl');
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for (let i = 6; i < 10; i++) {
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assert.equal(buffer.lines.get(i).translateToString(), ' ');
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}
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const wrappedLines = [1, 3, 5];
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for (let i = 0; i < buffer.lines.length; i++) {
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assert.equal(buffer.lines.get(i).isWrapped, wrappedLines.indexOf(i) !== -1, `line ${i} isWrapped must equal ${wrappedLines.indexOf(i) !== -1}`);
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}
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});
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});
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describe('viewport filled, scrollback remaining', () => {
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beforeEach(() => {
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buffer.y = 9;
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});
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describe('ybase === 0', () => {
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it('should trim the top', () => {
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buffer.resize(2, 10);
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assert.equal(buffer.y, 9);
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assert.equal(buffer.ydisp, 3);
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assert.equal(buffer.ybase, 3);
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assert.equal(buffer.lines.length, 13);
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assert.equal(buffer.lines.get(0).translateToString(), 'ab');
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assert.equal(buffer.lines.get(1).translateToString(), 'cd');
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assert.equal(buffer.lines.get(2).translateToString(), 'ef');
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assert.equal(buffer.lines.get(3).translateToString(), 'gh');
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assert.equal(buffer.lines.get(4).translateToString(), 'ij');
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assert.equal(buffer.lines.get(5).translateToString(), 'kl');
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for (let i = 6; i < 13; i++) {
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assert.equal(buffer.lines.get(i).translateToString(), ' ');
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}
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const wrappedLines = [1, 3, 5];
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for (let i = 0; i < buffer.lines.length; i++) {
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assert.equal(buffer.lines.get(i).isWrapped, wrappedLines.indexOf(i) !== -1, `line ${i} isWrapped must equal ${wrappedLines.indexOf(i) !== -1}`);
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}
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});
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});
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describe('ybase !== 0', () => {
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beforeEach(() => {
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// Add 10 empty rows to start
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for (let i = 0; i < 10; i++) {
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buffer.lines.splice(0, 0, buffer.getBlankLine(DEFAULT_ATTR));
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}
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buffer.ybase = 10;
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});
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describe('&& ydisp === ybase', () => {
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it('should adjust the viewport and keep ydisp = ybase', () => {
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buffer.ydisp = 10;
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buffer.resize(2, 10);
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assert.equal(buffer.ydisp, 13);
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assert.equal(buffer.ybase, 13);
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assert.equal(buffer.lines.length, 23);
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for (let i = 0; i < 10; i++) {
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assert.equal(buffer.lines.get(i).translateToString(), ' ');
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}
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assert.equal(buffer.lines.get(10).translateToString(), 'ab');
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assert.equal(buffer.lines.get(11).translateToString(), 'cd');
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assert.equal(buffer.lines.get(12).translateToString(), 'ef');
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assert.equal(buffer.lines.get(13).translateToString(), 'gh');
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assert.equal(buffer.lines.get(14).translateToString(), 'ij');
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assert.equal(buffer.lines.get(15).translateToString(), 'kl');
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for (let i = 16; i < 23; i++) {
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assert.equal(buffer.lines.get(i).translateToString(), ' ');
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}
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const wrappedLines = [11, 13, 15];
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for (let i = 0; i < buffer.lines.length; i++) {
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assert.equal(buffer.lines.get(i).isWrapped, wrappedLines.indexOf(i) !== -1, `line ${i} isWrapped must equal ${wrappedLines.indexOf(i) !== -1}`);
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}
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});
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});
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describe('&& ydisp !== ybase', () => {
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it('should keep ydisp at the same value', () => {
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buffer.ydisp = 5;
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buffer.resize(2, 10);
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assert.equal(buffer.ydisp, 5);
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assert.equal(buffer.ybase, 13);
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assert.equal(buffer.lines.length, 23);
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for (let i = 0; i < 10; i++) {
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assert.equal(buffer.lines.get(i).translateToString(), ' ');
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}
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assert.equal(buffer.lines.get(10).translateToString(), 'ab');
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assert.equal(buffer.lines.get(11).translateToString(), 'cd');
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assert.equal(buffer.lines.get(12).translateToString(), 'ef');
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assert.equal(buffer.lines.get(13).translateToString(), 'gh');
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assert.equal(buffer.lines.get(14).translateToString(), 'ij');
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assert.equal(buffer.lines.get(15).translateToString(), 'kl');
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for (let i = 16; i < 23; i++) {
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assert.equal(buffer.lines.get(i).translateToString(), ' ');
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}
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const wrappedLines = [11, 13, 15];
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for (let i = 0; i < buffer.lines.length; i++) {
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assert.equal(buffer.lines.get(i).isWrapped, wrappedLines.indexOf(i) !== -1, `line ${i} isWrapped must equal ${wrappedLines.indexOf(i) !== -1}`);
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}
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});
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});
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});
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});
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describe('viewport filled, no scrollback remaining', () => {
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// ybase === 0 doesn't make sense here as scrollback=0 isn't really supported
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describe('ybase !== 0', () => {
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beforeEach(() => {
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terminal.options.scrollback = 10;
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// Add 10 empty rows to start
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for (let i = 0; i < 10; i++) {
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buffer.lines.splice(0, 0, buffer.getBlankLine(DEFAULT_ATTR));
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}
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buffer.ybase = 10;
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});
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describe('&& ydisp === ybase', () => {
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it('should trim lines and keep ydisp = ybase', () => {
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buffer.ydisp = 10;
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buffer.resize(2, 10);
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assert.equal(buffer.ydisp, 10);
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assert.equal(buffer.ybase, 10);
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assert.equal(buffer.lines.length, 20);
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for (let i = 0; i < 7; i++) {
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assert.equal(buffer.lines.get(i).translateToString(), ' ');
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}
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assert.equal(buffer.lines.get(7).translateToString(), 'ab');
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assert.equal(buffer.lines.get(8).translateToString(), 'cd');
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assert.equal(buffer.lines.get(9).translateToString(), 'ef');
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assert.equal(buffer.lines.get(10).translateToString(), 'gh');
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assert.equal(buffer.lines.get(11).translateToString(), 'ij');
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assert.equal(buffer.lines.get(12).translateToString(), 'kl');
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for (let i = 13; i < 20; i++) {
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assert.equal(buffer.lines.get(i).translateToString(), ' ');
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}
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const wrappedLines = [8, 10, 12];
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for (let i = 0; i < buffer.lines.length; i++) {
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assert.equal(buffer.lines.get(i).isWrapped, wrappedLines.indexOf(i) !== -1, `line ${i} isWrapped must equal ${wrappedLines.indexOf(i) !== -1}`);
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}
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||||
});
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});
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||||
describe('&& ydisp !== ybase', () => {
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||||
it('should trim lines and not change ydisp', () => {
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||||
buffer.ydisp = 5;
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buffer.resize(2, 10);
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assert.equal(buffer.ydisp, 5);
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||||
assert.equal(buffer.ybase, 10);
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||||
assert.equal(buffer.lines.length, 20);
|
||||
for (let i = 0; i < 7; i++) {
|
||||
assert.equal(buffer.lines.get(i).translateToString(), ' ');
|
||||
}
|
||||
assert.equal(buffer.lines.get(7).translateToString(), 'ab');
|
||||
assert.equal(buffer.lines.get(8).translateToString(), 'cd');
|
||||
assert.equal(buffer.lines.get(9).translateToString(), 'ef');
|
||||
assert.equal(buffer.lines.get(10).translateToString(), 'gh');
|
||||
assert.equal(buffer.lines.get(11).translateToString(), 'ij');
|
||||
assert.equal(buffer.lines.get(12).translateToString(), 'kl');
|
||||
for (let i = 13; i < 20; i++) {
|
||||
assert.equal(buffer.lines.get(i).translateToString(), ' ');
|
||||
}
|
||||
const wrappedLines = [8, 10, 12];
|
||||
for (let i = 0; i < buffer.lines.length; i++) {
|
||||
assert.equal(buffer.lines.get(i).isWrapped, wrappedLines.indexOf(i) !== -1, `line ${i} isWrapped must equal ${wrappedLines.indexOf(i) !== -1}`);
|
||||
}
|
||||
});
|
||||
});
|
||||
});
|
||||
});
|
||||
});
|
||||
});
|
||||
});
|
||||
|
||||
|
||||
+1
-1
@@ -470,9 +470,9 @@ export class Buffer implements IBuffer {
|
||||
}
|
||||
} else {
|
||||
if (this.ybase === this.ydisp) {
|
||||
this.ybase++;
|
||||
this.ydisp++;
|
||||
}
|
||||
this.ybase++;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user