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vue-tui/packages/runtime-tests/integration/accessibility/screen-reader-live.test.tsx
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import { defineComponent, nextTick } from "vue";
import { expect, test } from "vite-plus/test";
import { Box, createApp, Text } from "@vue-tui/runtime";
import {
makeFakeStdin,
makeFakeWritable,
captureWrites,
getContentWrites,
} from "../lifecycle/test-streams.ts";
// G03 (Ink parity): the LIVE commit path must branch on isScreenReaderEnabled
// and emit the flat, linearized screen-reader text (via renderScreenReaderOutput),
// NOT the 2D grid produced by paint() — which would include border glyphs.
test.sequential("live commit path emits linear screen-reader text (no border glyphs) when SR enabled", async () => {
const App = defineComponent(() => {
return () => (
<Box borderStyle="round">
<Text>Hello world</Text>
</Box>
);
});
const app = createApp(App);
const stdout = makeFakeWritable({ columns: 80 });
const stderr = makeFakeWritable({ columns: 80 });
const { stream: stdin } = makeFakeStdin();
const writes = captureWrites(stdout);
app.mount({
stdout,
stdin,
stderr,
exitOnCtrlC: false,
isScreenReaderEnabled: true,
});
await nextTick();
await nextTick();
const content = getContentWrites(writes).join("");
// The flat text content must be present.
expect(content).toContain("Hello world");
// Border / box-drawing glyphs must NOT appear — SR mode linearizes the tree.
const borderGlyphs = ["╭", "╮", "╰", "╯", "─", "│"];
for (const glyph of borderGlyphs) {
expect(content).not.toContain(glyph);
}
app.unmount();
});
test.sequential("live commit path WITHOUT SR still emits 2D grid with border glyphs (contrast)", async () => {
const App = defineComponent(() => {
return () => (
<Box borderStyle="round">
<Text>Hello world</Text>
</Box>
);
});
const app = createApp(App);
const stdout = makeFakeWritable({ columns: 80 });
const stderr = makeFakeWritable({ columns: 80 });
const { stream: stdin } = makeFakeStdin();
const writes = captureWrites(stdout);
app.mount({
stdout,
stdin,
stderr,
exitOnCtrlC: false,
});
await nextTick();
await nextTick();
const content = getContentWrites(writes).join("");
expect(content).toContain("Hello world");
// Non-SR path renders the visual frame, which DOES contain border glyphs.
expect(content).toContain("─");
app.unmount();
});