import { getFileCategory } from "./getFileCategory";

describe("getFileCategory", () => {
  it("returns 'other' when neither name nor type is provided", () => {
    expect(getFileCategory({})).toBe("other");
  });

  it.each([
    ["application/pdf", undefined, "pdf"],
    [undefined, "report.pdf", "pdf"],
    [undefined, "REPORT.PDF", "pdf"],
  ])("pdf: type=%s fileName=%s → %s", (fileType, fileName, expected) => {
    expect(getFileCategory({ fileType, fileName })).toBe(expected);
  });

  it.each([
    ["image/jpeg", undefined, "image"],
    ["image/png", "photo.png", "image"],
  ])("image: type=%s fileName=%s → %s", (fileType, fileName, expected) => {
    expect(getFileCategory({ fileType, fileName })).toBe(expected);
  });

  it.each([
    ["video/mp4", undefined, "video"],
    ["video/quicktime", undefined, "video"],
    [undefined, "clip.mp4", "video"],
    [undefined, "clip.mov", "video"],
    [undefined, "clip.webm", "video"],
    [undefined, "clip.mkv", "video"],
    [undefined, "clip.avi", "video"],
  ])("video: type=%s fileName=%s → %s", (fileType, fileName, expected) => {
    expect(getFileCategory({ fileType, fileName })).toBe(expected);
  });

  it.each([
    ["application/msword", undefined, "document"],
    [
      "application/vnd.openxmlformats-officedocument.wordprocessingml.document",
      undefined,
      "document",
    ],
    ["application/vnd.oasis.opendocument.text", undefined, "document"],
    ["application/rtf", undefined, "document"],
    ["text/rtf", undefined, "document"],
    [undefined, "report.doc", "document"],
    [undefined, "report.docx", "document"],
    [undefined, "report.odt", "document"],
    [undefined, "report.fodt", "document"],
    [undefined, "memo.rtf", "document"],
    [undefined, "notes.pages", "document"],
    [undefined, "legacy.wpd", "document"],
  ])("document: type=%s fileName=%s → %s", (fileType, fileName, expected) => {
    expect(getFileCategory({ fileType, fileName })).toBe(expected);
  });

  it.each([
    ["application/vnd.ms-excel", undefined, "spreadsheet"],
    [
      "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet",
      undefined,
      "spreadsheet",
    ],
    [
      "application/vnd.oasis.opendocument.spreadsheet",
      undefined,
      "spreadsheet",
    ],
    ["text/csv", undefined, "spreadsheet"],
    [undefined, "data.xls", "spreadsheet"],
    [undefined, "data.xlsx", "spreadsheet"],
    [undefined, "data.ods", "spreadsheet"],
    [undefined, "data.fods", "spreadsheet"],
    [undefined, "data.numbers", "spreadsheet"],
    [undefined, "data.csv", "spreadsheet"],
  ])(
    "spreadsheet: type=%s fileName=%s → %s",
    (fileType, fileName, expected) => {
      expect(getFileCategory({ fileType, fileName })).toBe(expected);
    },
  );

  it.each([
    ["application/octet-stream", "unknown.bin", "other"],
    [undefined, "no-extension", "other"],
    [undefined, "presentation.pptx", "other"],
    [undefined, "presentation.odp", "other"],
  ])("other: type=%s fileName=%s → %s", (fileType, fileName, expected) => {
    expect(getFileCategory({ fileType, fileName })).toBe(expected);
  });

  it("prefers MIME over extension when both are present and disagree", () => {
    expect(
      getFileCategory({ fileType: "application/pdf", fileName: "weird.docx" }),
    ).toBe("pdf");
  });
});