diff --git a/lib/tests/assert_archive_contains/BUILD.bazel b/lib/tests/assert_archive_contains/BUILD.bazel
new file mode 100644
index 0000000..630cfce
--- /dev/null
+++ b/lib/tests/assert_archive_contains/BUILD.bazel
@@ -0,0 +1,14 @@
+load("//lib:testing.bzl", "assert_archive_contains")
+
+assert_archive_contains(
+    name = "check_zip",
+    archive = "bazel_runfiles.whl",
+    expected = "expected_wheel.txt",
+)
+
+assert_archive_contains(
+    name = "check_tar",
+    archive = "lib_tests.tar",
+    expected = "expected_tar.txt",
+    type = "tar",
+)
diff --git a/lib/tests/assert_archive_contains/bazel_runfiles.whl b/lib/tests/assert_archive_contains/bazel_runfiles.whl
new file mode 100755
index 0000000..a047250
Binary files /dev/null and b/lib/tests/assert_archive_contains/bazel_runfiles.whl differ
diff --git a/lib/tests/assert_archive_contains/expected_tar.txt b/lib/tests/assert_archive_contains/expected_tar.txt
new file mode 100644
index 0000000..9cdada0
--- /dev/null
+++ b/lib/tests/assert_archive_contains/expected_tar.txt
@@ -0,0 +1,3 @@
+lib/tests/assert_archive_contains/bazel_runfiles.whl
+lib/tests/assert_archive_contains/expected_wheel.txt
+lib/tests/assert_archive_contains/BUILD.bazel
diff --git a/lib/tests/assert_archive_contains/expected_wheel.txt b/lib/tests/assert_archive_contains/expected_wheel.txt
new file mode 100644
index 0000000..5329d35
--- /dev/null
+++ b/lib/tests/assert_archive_contains/expected_wheel.txt
@@ -0,0 +1,5 @@
+runfiles/__init__.py
+runfiles/runfiles.py
+bazel_runfiles-1.0.2.dist-info/WHEEL
+bazel_runfiles-1.0.2.dist-info/METADATA
+bazel_runfiles-1.0.2.dist-info/RECORD
diff --git a/lib/tests/assert_archive_contains/lib_tests.tar b/lib/tests/assert_archive_contains/lib_tests.tar
new file mode 100644
index 0000000..e318cfe
Binary files /dev/null and b/lib/tests/assert_archive_contains/lib_tests.tar differ