test: suppress console logs to clean up test output

- Create E2E setup file to filter error and debug logs
- Update unit test setup to filter error logs
- Prevent console log spam from obscuring test summary

Author: wuchuheng

vitest.e2e.config.ts

@@ -24,6 +24,9 @@ export default defineConfig({
       // "src/**/*.test.ts",
     ],
 
+    // Setup file for E2E tests
+    setupFiles: ["./vitest.e2e.setup.ts"],
+
     // Browser testing configuration
     browser: {
       enabled: true,

vitest.e2e.setup.ts

@@ -0,0 +1,33 @@
+/**
+ * Setup file for E2E tests
+ * Suppresses expected error and debug logs during testing
+ */
+
+// Suppress expected error logs from error isolation tests
+// These tests intentionally throw errors to verify error handling
+const originalError = console.error;
+
+console.error = (...args: unknown[]) => {
+  // Filter out expected error logs from error isolation pattern
+  const message = args[0];
+  if (
+    typeof message === "string" &&
+    (message === "[__web_sqlite] Event callback error:" ||
+      message === "[LogDispatcher] Callback error:")
+  ) {
+    // Suppress these expected error logs during tests
+    return;
+  }
+  // Pass through other errors
+  originalError(...args);
+};
+
+// Suppress debug logs during E2E tests
+// These are for development troubleshooting but clutter test output
+const _originalDebug = console.debug;
+
+console.debug = (..._args: unknown[]) => {
+  // Suppress all console.debug output during tests
+  // Uncomment to enable debug logs when troubleshooting:
+  // _originalDebug(..._args);
+};

vitest.unit.setup.ts

@@ -8,3 +8,22 @@
 if (typeof global.window === "undefined") {
   global.window = {} as unknown as Window & typeof globalThis;
 }
+
+// Suppress expected error logs from error isolation tests
+// These tests intentionally throw errors to verify error handling
+const originalError = console.error;
+
+console.error = (...args: unknown[]) => {
+  // Filter out expected error logs from error isolation pattern
+  const message = args[0];
+  if (
+    typeof message === "string" &&
+    (message === "[__web_sqlite] Event callback error:" ||
+      message === "[LogDispatcher] Callback error:")
+  ) {
+    // Suppress these expected error logs during tests
+    return;
+  }
+  // Pass through other errors
+  originalError(...args);
+};