fix(test): handle dispatched exceptions from test functions (#18853)

Fixes #18852.

3 files changed, 35 insertions, 0 deletions

diff --git a/cli/tests/integration/test_tests.rs b/cli/tests/integration/test_tests.rs
index 0e1a39deb..223c02e24 100644
--- a/cli/tests/integration/test_tests.rs
+++ b/cli/tests/integration/test_tests.rs
@@ -425,6 +425,12 @@ itest!(uncaught_errors {
   exit_code: 1,
 });
 
+itest!(report_error {
+  args: "test --quiet test/report_error.ts",
+  output: "test/report_error.out",
+  exit_code: 1,
+});
+
 itest!(check_local_by_default {
   args: "test --quiet test/check_local_by_default.ts",
   output: "test/check_local_by_default.out",
diff --git a/cli/tests/testdata/test/report_error.out b/cli/tests/testdata/test/report_error.out
new file mode 100644
index 000000000..698550f97
--- /dev/null
+++ b/cli/tests/testdata/test/report_error.out
@@ -0,0 +1,23 @@
+running 2 tests from [WILDCARD]/report_error.ts
+foo ...
+Uncaught error from [WILDCARD]/report_error.ts FAILED
+foo ... cancelled (0ms)
+bar ... cancelled (0ms)
+
+ ERRORS 
+
+[WILDCARD]/report_error.ts (uncaught error)
+error: Error: foo
+  reportError(new Error("foo"));
+              ^
+    at [WILDCARD]/report_error.ts:2:15
+This error was not caught from a test and caused the test runner to fail on the referenced module.
+It most likely originated from a dangling promise, event/timeout handler or top-level code.
+
+ FAILURES 
+
+[WILDCARD]/report_error.ts (uncaught error)
+
+FAILED | 0 passed | 3 failed ([WILDCARD])
+
+error: Test failed
diff --git a/cli/tests/testdata/test/report_error.ts b/cli/tests/testdata/test/report_error.ts
new file mode 100644
index 000000000..56b6db26c
--- /dev/null
+++ b/cli/tests/testdata/test/report_error.ts
@@ -0,0 +1,6 @@
+Deno.test("foo", () => {
+  reportError(new Error("foo"));
+  console.log(1);
+});
+
+Deno.test("bar", () => {});