fix(coverage): exclude .snap files (#14480)

4 files changed, 18 insertions, 0 deletions

diff --git a/cli/tests/testdata/coverage/no_snaps_included/__snapshots__/no_snaps_included_test.ts.snap b/cli/tests/testdata/coverage/no_snaps_included/__snapshots__/no_snaps_included_test.ts.snap
new file mode 100644
index 000000000..b7bfe6b8b
--- /dev/null
+++ b/cli/tests/testdata/coverage/no_snaps_included/__snapshots__/no_snaps_included_test.ts.snap
@@ -0,0 +1,3 @@
+export const snapshot = {};
+
+snapshot[`snapshot excluded from coverage 1`] = `{}`;
diff --git a/cli/tests/testdata/coverage/no_snaps_included/expected.out b/cli/tests/testdata/coverage/no_snaps_included/expected.out
new file mode 100644
index 000000000..83979a752
--- /dev/null
+++ b/cli/tests/testdata/coverage/no_snaps_included/expected.out
@@ -0,0 +1 @@
+cover [WILDCARD]/no_snaps_included/no_snaps_included.ts ... 100.000% (3/3)
diff --git a/cli/tests/testdata/coverage/no_snaps_included/no_snaps_included.ts b/cli/tests/testdata/coverage/no_snaps_included/no_snaps_included.ts
new file mode 100644
index 000000000..2d844150b
--- /dev/null
+++ b/cli/tests/testdata/coverage/no_snaps_included/no_snaps_included.ts
@@ -0,0 +1,3 @@
+export function truth() {
+  return true;
+}
diff --git a/cli/tests/testdata/coverage/no_snaps_included/no_snaps_included_test.ts b/cli/tests/testdata/coverage/no_snaps_included/no_snaps_included_test.ts
new file mode 100644
index 000000000..6dd92c235
--- /dev/null
+++ b/cli/tests/testdata/coverage/no_snaps_included/no_snaps_included_test.ts
@@ -0,0 +1,11 @@
+import { assertSnapshot } from "https://deno.land/std@0.136.0/testing/snapshot.ts";
+import { truth } from "./no_snaps_included.ts";
+
+Deno.test("the truth", () => {
+  truth();
+});
+
+// Create snapshot in .snap file, but it shouldn't be in the coverage output
+Deno.test("snapshot excluded from coverage", async (context) => {
+  await assertSnapshot(context, {});
+});