Initial commit

packages/blog/src/entities/errors/errors.test.ts

@@ -0,0 +1,24 @@
+import { describe, expect, it } from "vitest";
+import { ArticleNotFoundError } from "./article";
+import { InputParseError } from "./common";
+
+describe("ArticleNotFoundError", () => {
+  it("uses the default message when none is given", () => {
+    const err = new ArticleNotFoundError();
+    expect(err).toBeInstanceOf(Error);
+    expect(err.message).toBe("Article not found");
+  });
+
+  it("uses a custom message when provided", () => {
+    const err = new ArticleNotFoundError("could not find article abc");
+    expect(err.message).toBe("could not find article abc");
+  });
+});
+
+describe("InputParseError", () => {
+  it("is an instance of Error with the given message", () => {
+    const err = new InputParseError("invalid input");
+    expect(err).toBeInstanceOf(Error);
+    expect(err.message).toBe("invalid input");
+  });
+});