import { TranscriptMerger } from "../src/services/transcription/recovery/transcript/TranscriptMerger";

describe("TranscriptMerger", () => {
  it("removes overlap on final transcript replay", () => {
    const merger = new TranscriptMerger();

    const first = merger.ingestFinal("Patient has mild cough");
    const second = merger.ingestFinal("cough and low fever");

    expect(first.recognizedText).toBe("Patient has mild cough");
    expect(second.recognizedText).toBe("and low fever");
  });

  it("drops duplicate final text", () => {
    const merger = new TranscriptMerger();

    merger.ingestFinal("No medication allergies");
    const duplicate = merger.ingestFinal("No medication allergies");

    expect(duplicate.recognizedText).toBeUndefined();
    expect(duplicate.dedupedChars).toBeGreaterThan(0);
  });

  it("tracks replaceable partial text", () => {
    const merger = new TranscriptMerger();

    const partial = merger.ingestPartial("patient reports");

    expect(partial.recognizingText).toBe("patient reports");
    expect(merger.getCurrentPartial()).toBe("patient reports");
  });
});