build(core): add test coverage configuration

.gitignore

@@ -7,3 +7,4 @@ tmp
 
 # IDE
 .idea
+coverage

packages/core/.gitignore

@@ -4,3 +4,4 @@ ponder-env.d.ts
 generated/
 .env.local
 **/*.node
+tsconfig.vitest-temp.json

packages/core/package.json

@@ -16,6 +16,7 @@
     "!**/*.test.ts",
     "!**/*.test-d.ts",
     "!**/*.tsbuildinfo",
+    "!**/coverage/**/*",
     "CHANGELOG.md"
   ],
   "bin": {
@@ -82,9 +83,9 @@
     "stacktrace-parser": "^0.1.10",
     "superjson": "^2.2.2",
     "terminal-size": "^4.0.0",
-    "vite": "5.0.7",
-    "vite-node": "1.0.2",
-    "vite-tsconfig-paths": "4.3.1"
+    "vite": "6.2.1",
+    "vite-node": "3.0.8",
+    "vite-tsconfig-paths": "5.1.4"
   },
   "devDependencies": {
     "@pgsql/types": "16.0.0",
@@ -96,12 +97,13 @@
     "@types/pg-copy-streams": "^1.2.5",
     "@types/semver": "^7.5.8",
     "@viem/anvil": "^0.0.6",
+    "@vitest/coverage-v8": "^3.0.8",
     "@wagmi/cli": "^1.5.2",
     "chokidar": "^4.0.3",
     "execa": "^8.0.1",
     "rimraf": "^5.0.5",
     "tsx": "^4.19.2",
-    "vitest": "^1.0.2"
+    "vitest": "^3.0.8"
   },
   "engines": {
     "node": ">=18.14"

packages/core/src/build/configAndIndexingFunctions.test.ts

@@ -179,10 +179,10 @@ test("buildConfigAndIndexingFunctions() builds topics for event filter", async (
   });
 
   expect(sources).toHaveLength(1);
-  expect((sources[0]!.filter as LogFilter).topic0).toMatchObject(
+  expect((sources[0]!.filter as LogFilter).topic0).toEqual(
     toEventSelector(event0),
   );
-  expect((sources[0]!.filter as LogFilter).topic1).toMatchObject(bytes1);
+  expect((sources[0]!.filter as LogFilter).topic1).toEqual(bytes1);
 });
 
 test("buildConfigAndIndexingFunctions() builds topics for multiple event filters", async () => {
@@ -222,17 +222,17 @@ test("buildConfigAndIndexingFunctions() builds topics for multiple event filters
   });
 
   expect(sources).toHaveLength(2);
-  expect((sources[0]!.filter as LogFilter).topic0).toMatchObject(
+  expect((sources[0]!.filter as LogFilter).topic0).toEqual(
     toEventSelector(event1Overloaded),
   );
   expect((sources[0]!.filter as LogFilter).topic1).toMatchObject([
     bytes1,
     bytes2,
   ]);
-  expect((sources[1]!.filter as LogFilter).topic0).toMatchObject(
+  expect((sources[1]!.filter as LogFilter).topic0).toEqual(
     toEventSelector(event0),
   );
-  expect((sources[1]!.filter as LogFilter).topic1).toMatchObject(bytes1);
+  expect((sources[1]!.filter as LogFilter).topic1).toEqual(bytes1);
 });
 
 test("buildConfigAndIndexingFunctions() overrides default values with network-specific values", async () => {
@@ -590,7 +590,7 @@ test("buildConfigAndIndexingFunctions() includeCallTraces with factory", async (
   expect((sources[0]!.filter as TraceFilter).fromAddress).toBeUndefined();
   expect(
     ((sources[0]!.filter as TraceFilter).toAddress as LogFactory).address,
-  ).toMatchObject(address2);
+  ).toEqual(address2);
   expect((sources[0]!.filter as TraceFilter).functionSelector).toMatchObject([
     toFunctionSelector(func0),
   ]);

packages/core/src/build/schema.test.ts

@@ -167,15 +167,13 @@ test("buildScheama() error with $onUpdateFn sql", () => {
 
 test("buildScheama() error with foreign key", () => {
   // @ts-ignore
+  const ref = () => schema.account.address;
   const schema = {
     account: onchainTable("account", (p) => ({
       address: p.integer().primaryKey(),
-      balance: p
-        .bigint()
-        .notNull()
-        .references(() => schema.account.address),
+      balance: p.bigint().notNull().references(ref),
     })),
-  };
+  } as any;
 
   expect(() => buildSchema({ schema })).toThrowError();
 });

packages/core/src/internal/telemetry.test.ts

@@ -56,10 +56,10 @@ test("telemetry calls fetch with event body", async (context) => {
 
   expect(fetchSpy).toHaveBeenCalledTimes(1);
 
-  const fetchUrl = fetchSpy.mock.calls[0][0];
+  const fetchUrl = fetchSpy.mock.calls[0]![0];
   expect(fetchUrl).toBe(context.common.options.telemetryUrl);
 
-  const fetchBody = JSON.parse(fetchSpy.mock.calls[0][1].body);
+  const fetchBody = JSON.parse(fetchSpy.mock.calls[0]![1].body);
   expect(fetchBody).toMatchObject({
     distinctId: expect.any(String),
     event: "lifecycle:heartbeat_send",

packages/core/vite.config.ts

@@ -21,5 +21,17 @@ export default defineConfig({
     },
     sequence: { hooks: "stack" },
     testTimeout: os.platform() === "win32" ? 30_000 : 10_000,
+    coverage: {
+      enabled: true,
+      provider: "v8",
+      reporter: ["text", "json", "html"],
+      reportsDirectory: "coverage",
+      thresholds: {
+        statements: 0,
+        branches: 0,
+        functions: 0,
+        lines: 0,
+      },
+    },
   },
 });