waveterm/xterm.js
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Add attributesEqual and underline diff APIs

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Fixes #3440
This commit is contained in:
Daniel Imms
2026-02-06 16:21:25 -08:00
parent 452ee50c81
commit cc8e680790
10 changed files with 253 additions and 23 deletions
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addons/addon-serialize/test/SerializeAddon.test.ts
+43
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@@ -203,6 +203,46 @@ test.describe('SerializeAddon', () => {
strictEqual(await ctx.page.evaluate(`window.serialize.serialize();`), lines.join('\r\n'));
});
test('buffer cell attributesEquals compares underline style and color', async () => {
await ctx.proxy.write(`${sgr(UNDERLINE_DOUBLE, UNDERLINE_COLOR_RED)}A${sgr(UNDERLINE_DOUBLE, UNDERLINE_COLOR_RED)}B${sgr(NORMAL)}`);
const sameAttributes = await ctx.page.evaluate(`(() => {
const line = window.term.buffer.active.getLine(0);
const cellA = line?.getCell(0);
const cellB = line?.getCell(1);
if (!cellA || !cellB) {
return undefined;
}
return cellA.attributesEquals(cellB);
})()`);
strictEqual(sameAttributes, true);
await ctx.page.evaluate(`window.term.reset()`);
await ctx.proxy.write(`${sgr(UNDERLINE_DOUBLE, UNDERLINE_COLOR_RED)}A${sgr(UNDERLINE_DOUBLE, UNDERLINE_COLOR_GREEN)}B${sgr(NORMAL)}`);
const differentColor = await ctx.page.evaluate(`(() => {
const line = window.term.buffer.active.getLine(0);
const cellA = line?.getCell(0);
const cellB = line?.getCell(1);
if (!cellA || !cellB) {
return undefined;
}
return cellA.attributesEquals(cellB);
})()`);
strictEqual(differentColor, false);
await ctx.page.evaluate(`window.term.reset()`);
await ctx.proxy.write(`${sgr(UNDERLINE_DOUBLE, UNDERLINE_COLOR_RED)}A${sgr(UNDERLINED, UNDERLINE_COLOR_RED)}B${sgr(NORMAL)}`);
const differentStyle = await ctx.page.evaluate(`(() => {
const line = window.term.buffer.active.getLine(0);
const cellA = line?.getCell(0);
const cellB = line?.getCell(1);
if (!cellA || !cellB) {
return undefined;
}
return cellA.attributesEquals(cellB);
})()`);
strictEqual(differentStyle, false);
});
test('serialize all rows of content with color256', async function(): Promise<any> {
const rows = 32;
const cols = 10;
@@ -602,6 +642,9 @@ const BOLD = '1';
const DIM = '2';
const ITALIC = '3';
const UNDERLINED = '4';
const UNDERLINE_DOUBLE = '4:2';
const UNDERLINE_COLOR_RED = '58;5;196';
const UNDERLINE_COLOR_GREEN = '58;5;46';
const BLINK = '5';
const INVERSE = '7';
const INVISIBLE = '8';