import { describe, it, expect } from "vitest";
import { imageToolSchema } from "../../../src/types/index";
describe("Edge Case Fixes", () => {
describe("JSON null string handling", () => {
it("should treat string 'null' as undefined path", () => {
const input = {
format: "png",
path: "null" // JSON string "null" should be treated as undefined
};
const result = imageToolSchema.parse(input);
// String "null" should be preprocessed to undefined
expect(result.path).toBeUndefined();
});
it("should handle actual null values correctly", () => {
const input = {
format: "png",
path: null
};
const result = imageToolSchema.parse(input);
// Actual null should also become undefined
expect(result.path).toBeUndefined();
});
it("should handle empty string correctly", () => {
const input = {
format: "png",
path: ""
};
const result = imageToolSchema.parse(input);
// Empty string should also become undefined
expect(result.path).toBeUndefined();
});
it("should preserve valid path strings", () => {
const input = {
format: "png",
path: "/tmp/test.png"
};
const result = imageToolSchema.parse(input);
// Valid path should be preserved
expect(result.path).toBe("/tmp/test.png");
});
});
describe("Invalid screen index edge cases", () => {
it("should handle app_target with invalid screen index", () => {
const input = {
format: "png",
app_target: "screen:99"
};
const result = imageToolSchema.parse(input);
// Should parse correctly - invalid index handling is done in Swift CLI
expect(result.app_target).toBe("screen:99");
expect(result.format).toBe("png");
});
it("should handle app_target with negative screen index", () => {
const input = {
format: "png",
app_target: "screen:-1"
};
const result = imageToolSchema.parse(input);
expect(result.app_target).toBe("screen:-1");
expect(result.format).toBe("png");
});
it("should handle app_target with non-numeric screen index", () => {
const input = {
format: "png",
app_target: "screen:abc"
};
const result = imageToolSchema.parse(input);
expect(result.app_target).toBe("screen:abc");
expect(result.format).toBe("png");
});
});
describe("Combined edge cases", () => {
it("should handle both null path and invalid screen index", () => {
const input = {
format: "png",
app_target: "screen:99",
path: "null"
};
const result = imageToolSchema.parse(input);
expect(result.app_target).toBe("screen:99");
expect(result.path).toBeUndefined();
expect(result.format).toBe("png");
});
});
});
