diff --git a/test/file.bats b/test/file.bats
index 8806f58..b907112 100644
--- a/test/file.bats
+++ b/test/file.bats
@@ -11,3 +11,18 @@ load test_helper
   run "$_HOSTS" file
   [[ "$output" == "$(cat $HOSTS_PATH)" ]]
 }
+
+# help ########################################################################
+
+@test "\`help file\` exits with status 0." {
+  run "$_HOSTS" help file
+  [[ $status -eq 0 ]]
+}
+
+@test "\`help file\` prints help information." {
+  run "$_HOSTS" help file
+  printf "\$status: %s\n" "$status"
+  printf "\$output: '%s'\n" "$output"
+  [[ "${lines[0]}" == "Usage:" ]]
+  [[ "${lines[1]}" == "  hosts file" ]]
+}