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local-transcription/src/lib/stores/transcriptions.test.ts

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import { describe, it, expect, vi, beforeEach } from "vitest";
// Mock WebSocket for the backend store dependency (loaded transitively)
class MockWebSocket {
onopen: ((ev: Event) => void) | null = null;
onclose: ((ev: CloseEvent) => void) | null = null;
onmessage: ((ev: MessageEvent) => void) | null = null;
onerror: ((ev: Event) => void) | null = null;
close = vi.fn();
}
vi.stubGlobal("WebSocket", MockWebSocket);
vi.stubGlobal(
"fetch",
vi.fn(() =>
Promise.resolve({
ok: true,
json: () => Promise.resolve({}),
})
)
);
import { transcriptionStore } from "./transcriptions.svelte.ts";
describe("transcriptions store", () => {
beforeEach(() => {
transcriptionStore.clearAll();
});
it("test_addTranscription", () => {
transcriptionStore.addTranscription({
text: "Hello world",
user_name: "TestUser",
timestamp: "12:00:00",
});
expect(transcriptionStore.items.length).toBe(1);
expect(transcriptionStore.items[0].text).toBe("Hello world");
expect(transcriptionStore.items[0].userName).toBe("TestUser");
expect(transcriptionStore.items[0].timestamp).toBe("12:00:00");
expect(transcriptionStore.items[0].isPreview).toBe(false);
});
it("test_clearAll", () => {
transcriptionStore.addTranscription({ text: "One" });
transcriptionStore.addTranscription({ text: "Two" });
expect(transcriptionStore.items.length).toBe(2);
transcriptionStore.clearAll();
expect(transcriptionStore.items.length).toBe(0);
});
it("test_getPlainText", () => {
transcriptionStore.addTranscription({
text: "Hello",
user_name: "Alice",
timestamp: "10:00",
});
transcriptionStore.addTranscription({
text: "World",
user_name: "Bob",
timestamp: "10:01",
});
const text = transcriptionStore.getPlainText();
expect(text).toContain("[10:00] Alice: Hello");
expect(text).toContain("[10:01] Bob: World");
// Lines separated by newline
expect(text.split("\n").length).toBe(2);
});
});