Enhance Deno project with new test scripts, add testing commands to deno.json, and update implementation plan to reflect completed testing tasks. Introduce integration and unit tests for core functionalities including DenoHttpServer and mcp-auth-config.

tests/mcp-auth-config_test.ts

@@ -0,0 +1,67 @@
+import {
+  assertEquals,
+  assertMatch,
+  assertStringIncludes,
+} from "std/assert/mod.ts";
+import { describe, it, beforeEach, afterEach } from "std/testing/bdd.ts";
+import { assertSpyCalls, spy, stub } from "std/testing/mock.ts";
+import { FakeTime } from "std/testing/time.ts";
+import {
+  getConfigDir,
+  getConfigFilePath,
+} from "../src/lib/mcp-auth-config.ts";
+import { MCP_REMOTE_VERSION } from "../src/lib/utils.ts";
+import * as path from "node:path";
+import * as os from "node:os";
+
+describe("mcp-auth-config", () => {
+  describe("getConfigDir", () => {
+    const originalEnv = { ...Deno.env.toObject() };
+
+    afterEach(() => {
+      // Restore original environment
+      for (const key in Deno.env.toObject()) {
+        Deno.env.delete(key);
+      }
+      for (const [key, value] of Object.entries(originalEnv)) {
+        Deno.env.set(key, value);
+      }
+    });
+
+    it("uses MCP_REMOTE_CONFIG_DIR environment variable if set", () => {
+      const customDir = "/custom/config/dir";
+      Deno.env.set("MCP_REMOTE_CONFIG_DIR", customDir);
+
+      const configDir = getConfigDir();
+
+      assertStringIncludes(configDir, customDir);
+      assertStringIncludes(configDir, `mcp-remote-${MCP_REMOTE_VERSION}`);
+    });
+
+    it("falls back to ~/.mcp-auth if environment variable is not set", () => {
+      // Ensure the env var is not set
+      Deno.env.delete("MCP_REMOTE_CONFIG_DIR");
+
+      const homeDir = os.homedir();
+      const expectedBase = path.join(homeDir, ".mcp-auth");
+
+      const configDir = getConfigDir();
+
+      assertStringIncludes(configDir, expectedBase);
+      assertStringIncludes(configDir, `mcp-remote-${MCP_REMOTE_VERSION}`);
+    });
+  });
+
+  describe("getConfigFilePath", () => {
+    it("returns correct file path with server hash prefix", () => {
+      const serverUrlHash = "abc123";
+      const filename = "test.json";
+
+      const filePath = getConfigFilePath(serverUrlHash, filename);
+      const configDir = getConfigDir();
+
+      const expectedPath = path.join(configDir, `${serverUrlHash}_${filename}`);
+      assertEquals(filePath, expectedPath);
+    });
+  });
+});