From b21c6f82e210df4dcacff94c6edb3bf968f8b777 Mon Sep 17 00:00:00 2001
From: Tinco Andringa <mail@tinco.nl>
Date: Sun, 7 Apr 2024 10:49:41 +0200
Subject: [PATCH] test(tsc): add test for #4203 (#4207)

---
 packages/tsc/tests/index.spec.ts              | 11 ++++++++++-
 test-workspace/tsc/should-error/main.vue      |  8 ++++++++
 test-workspace/tsc/should-error/tsconfig.json |  4 ++++
 3 files changed, 22 insertions(+), 1 deletion(-)
 create mode 100644 test-workspace/tsc/should-error/main.vue
 create mode 100644 test-workspace/tsc/should-error/tsconfig.json

diff --git a/packages/tsc/tests/index.spec.ts b/packages/tsc/tests/index.spec.ts
index c20fc15dd3..b189d4731f 100644
--- a/packages/tsc/tests/index.spec.ts
+++ b/packages/tsc/tests/index.spec.ts
@@ -26,7 +26,7 @@ function collectTests(dir: string, depth = 2, isRoot: boolean = true): [filePath
 	for (const file of files) {
 		const filePath = path.join(dir, file);
 		const stat = fs.statSync(filePath);
-		if (stat.isDirectory()) {
+		if (stat.isDirectory() && file !== 'should-error') {
 			const tsconfigPath = path.join(filePath, 'tsconfig.json');
 			if (fs.existsSync(tsconfigPath)) {
 				tests.push([
@@ -77,4 +77,13 @@ describe(`vue-tsc`, () => {
 	for (const [path, isRoot] of tests) {
 		it(`vue-tsc no errors (${prettyPath(path, isRoot)})`, () => runVueTsc(path), 400_000);
 	}
+
+	it(`should throw an error when no vue-expect-error is used but the there is no error`, async () => {
+		try {
+			await runVueTsc(path.resolve(workspace, 'should-error'));
+		} catch (e) {
+			return;
+		}
+		throw new Error('Expected an error but got none');
+	});
 });
diff --git a/test-workspace/tsc/should-error/main.vue b/test-workspace/tsc/should-error/main.vue
new file mode 100644
index 0000000000..0255a314f5
--- /dev/null
+++ b/test-workspace/tsc/should-error/main.vue
@@ -0,0 +1,8 @@
+<script setup lang="ts">
+const foo = {};
+</script>
+
+<template>
+	<!-- @vue-expect-error -->
+	<div v-bind="foo"></div>
+</template>
diff --git a/test-workspace/tsc/should-error/tsconfig.json b/test-workspace/tsc/should-error/tsconfig.json
new file mode 100644
index 0000000000..a1e651d6e8
--- /dev/null
+++ b/test-workspace/tsc/should-error/tsconfig.json
@@ -0,0 +1,4 @@
+{
+	"extends": "../../tsconfig.json",
+	"include": [ "**/*" ]
+}