ai-pp3
Version:
CLI tool combining multimodal AI analysis with RawTherapee's engine to generate optimized PP3 profiles for RAW photography
172 lines • 7.05 kB
JavaScript
import { expect, it, vi, beforeEach, afterEach, describe } from "vitest";
import path from "node:path";
// Mock dependencies BEFORE importing the module under test
vi.mock("nano-spawn", () => {
return {
default: vi.fn(),
};
});
vi.mock("node:fs", async () => {
const actual = await vi.importActual("node:fs");
return {
...actual,
constants: { W_OK: 2 },
promises: {
access: vi.fn(),
},
};
});
vi.mock("node:os", async () => {
const actual = await vi.importActual("node:os");
return {
...actual,
platform: vi.fn().mockReturnValue("linux"),
};
});
// Import the actual functions AFTER mocks are set up
import * as rawTherapeeModule from "../raw-therapee-wrap.js";
const { convertDngToImage, convertDngToImageWithPP3 } = rawTherapeeModule;
// Import mocked modules
const nanoSpawnModule = await import("nano-spawn");
const spawn = nanoSpawnModule.default;
const fs = await import("node:fs");
const os = await import("node:os");
// Use real test file and existing directory for tests
const TEST_INPUT_FILE = path.resolve("examples/1/IMG_0080.CR2");
const TEST_OUTPUT_DIR = path.resolve("examples/1");
beforeEach(() => {
vi.clearAllMocks();
// Set default platform to Linux
vi.mocked(os.platform).mockReturnValue("linux");
// Mock fs.promises.access to prevent directory access errors
vi.mocked(fs.promises.access).mockResolvedValue(undefined);
// Mock spawn to succeed by default
vi.mocked(spawn).mockResolvedValue({});
});
afterEach(() => {
vi.clearAllMocks();
});
it("convertDngToImage should throw error when quality is out of range", async () => {
const parameters = {
input: "/path/to/input.dng",
output: "/path/to/output.jpg",
quality: 101, // Invalid quality
format: "jpeg",
};
await expect(convertDngToImage(parameters)).rejects.toThrow("Quality must be between 0 and 100");
});
it("convertDngToImage should throw error when subsampling is out of range", async () => {
const parameters = {
input: "/path/to/input.dng",
output: "/path/to/output.jpg",
subsampling: 4, // Invalid subsampling
format: "jpeg",
};
await expect(convertDngToImage(parameters)).rejects.toThrow("Subsampling must be between 1 and 3");
});
it("convertDngToImage should throw error when output directory does not exist", async () => {
// Mock fs.promises.access to fail with ENOENT
const error = new Error("Directory not found");
// Add code property to error
Object.defineProperty(error, "code", { value: "ENOENT" });
vi.mocked(fs.promises.access).mockRejectedValue(error);
const parameters = {
input: "/path/to/input.dng",
output: "/nonexistent/directory/output.jpg",
format: "jpeg",
};
await expect(convertDngToImage(parameters)).rejects.toThrow(/Output directory does not exist/);
});
it("convertDngToImageWithPP3 should throw error when PP3 path is empty", async () => {
const parameters = {
input: "/path/to/input.dng",
output: "/path/to/output.jpg",
pp3Path: "",
format: "jpeg",
};
await expect(convertDngToImageWithPP3(parameters)).rejects.toThrow("PP3 profile path is required");
});
describe("Format and platform branch coverage", () => {
it("should handle TIFF format with compression", async () => {
const parameters = {
input: TEST_INPUT_FILE,
output: path.join(TEST_OUTPUT_DIR, "output.tiff"),
format: "tiff",
tiffCompression: "z",
};
await convertDngToImage(parameters);
expect(spawn).toHaveBeenCalledWith("rawtherapee-cli", expect.arrayContaining(["-t", "z"]));
});
it("should handle TIFF format without compression", async () => {
const parameters = {
input: TEST_INPUT_FILE,
output: path.join(TEST_OUTPUT_DIR, "output.tiff"),
format: "tiff",
};
await convertDngToImage(parameters);
expect(spawn).toHaveBeenCalledWith("rawtherapee-cli", expect.arrayContaining(["-t"]));
expect(spawn).toHaveBeenCalledWith("rawtherapee-cli", expect.not.arrayContaining(["z"]));
});
it("should handle PNG format", async () => {
const parameters = {
input: TEST_INPUT_FILE,
output: path.join(TEST_OUTPUT_DIR, "output.png"),
format: "png",
};
await convertDngToImage(parameters);
expect(spawn).toHaveBeenCalledWith("rawtherapee-cli", expect.arrayContaining(["-n"]));
});
it.skip("should handle Windows platform", () => {
// This test is skipped because os.platform() is called at module load time
// and cannot be mocked after import. The Windows functionality is tested
// in a separate test file.
expect(true).toBe(true); // Add a simple assertion to satisfy the rule
});
it("should handle PP3 path in buildCliArguments", async () => {
const parameters = {
input: TEST_INPUT_FILE,
output: path.join(TEST_OUTPUT_DIR, "output.jpg"),
pp3Path: path.join(TEST_OUTPUT_DIR, "profile.pp3"),
format: "jpeg",
};
await convertDngToImageWithPP3(parameters);
expect(spawn).toHaveBeenCalledWith("rawtherapee-cli", expect.arrayContaining([
"-o",
"-p",
path.join(TEST_OUTPUT_DIR, "profile.pp3"),
]));
});
});
describe("Error handling branch coverage", () => {
it("should handle spawn error in convertDngToImage", async () => {
const spawnError = new Error("rawtherapee-cli not found");
vi.mocked(spawn).mockRejectedValue(spawnError);
const parameters = {
input: TEST_INPUT_FILE,
output: path.join(TEST_OUTPUT_DIR, "output.jpg"),
format: "jpeg",
};
await expect(convertDngToImage(parameters)).rejects.toThrow("Conversion failed: rawtherapee-cli not found");
});
it("should handle spawn error in convertDngToImageWithPP3", async () => {
const spawnError = new Error("rawtherapee-cli failed");
vi.mocked(spawn).mockRejectedValue(spawnError);
const parameters = {
input: TEST_INPUT_FILE,
output: path.join(TEST_OUTPUT_DIR, "output.jpg"),
pp3Path: path.join(TEST_OUTPUT_DIR, "profile.pp3"),
format: "jpeg",
};
await expect(convertDngToImageWithPP3(parameters)).rejects.toThrow("Conversion failed: rawtherapee-cli failed");
});
it("should handle unknown spawn error", async () => {
vi.mocked(spawn).mockRejectedValue("unknown error");
const parameters = {
input: TEST_INPUT_FILE,
output: path.join(TEST_OUTPUT_DIR, "output.jpg"),
format: "jpeg",
};
await expect(convertDngToImage(parameters)).rejects.toThrow("Conversion failed: Unknown error");
});
});
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