coverage

app/server/tests/server/args.test.ts

@@ -24,6 +24,7 @@ describe("args", () => {
             "--base-url", "http://example.com/wodin",
             "--redis-url=redis:6379",
             "--port=1234",
+            "--hot-reload=true",
             "/testConfig"];
         const args = processArgs(argv);
         expect(args.path).toBe("/testConfig");
@@ -32,6 +33,7 @@ describe("args", () => {
             redisUrl: "redis:6379",
             port: 1234
         });
+        expect(args.hotReload).toBe(true);
     });
 
     it("falls back on process.argv", () => {
@@ -47,4 +49,9 @@ describe("args", () => {
         process.argv = ["node", "wodin", "--port=one", "somepath"];
         expect(() => processArgs()).toThrow("Expected an integer for port");
     });
+
+    it("requires that hot-reload is a boolean", () => {
+        process.argv = ["node", "wodin", "--hot-reload=T", "somepath"];
+        expect(() => processArgs()).toThrow("Expected a boolean for hot-reload");
+    });
 });

app/server/tests/server/test-view.mustache

@@ -0,0 +1 @@
+{{ test }}

app/server/tests/server/views.test.ts

@@ -1,15 +1,28 @@
 import { registerViews } from "../../src/server/views";
+import * as path from "path";
+
+const { mockRender } = vi.hoisted(() => ({ mockRender: vi.fn().mockReturnValue("mustache") }));
+vi.mock("mustache", () => ({ render: mockRender }));
 
 describe("views", () => {
-    it("register views sets app values and registers helper", () => {
+    it("register views sets app values and registers engine", () => {
         const mockApp = {
             set: vi.fn(),
             engine: vi.fn()
-        } as any;
-        registerViews(mockApp, "/testRoot");
+        };
+        registerViews(mockApp as any, "/testRoot");
 
         expect(mockApp.engine).toBeCalledTimes(1);
         expect(mockApp.engine.mock.calls[0][0]).toBe("mustache");
+        const engineFn = mockApp.engine.mock.calls[0][1];
+        const mockCallback = vi.fn();
+
+        engineFn(path.resolve(__dirname, "./test-view.mustache"), {}, mockCallback);
+        expect(mockCallback.mock.calls[0][0]).toBe(null);
+        expect(mockCallback.mock.calls[0][1]).toBe("mustache");
+
+        engineFn(path.resolve(__dirname, "./wrong-file-path.mustache"), {}, mockCallback);
+        expect((mockCallback.mock.calls[1][0] as Error).message).toContain("no such file");
 
         expect(mockApp.set).toBeCalledTimes(2);
         expect(mockApp.set.mock.calls[0][0]).toBe("view engine");