1 files changed, 34 insertions, 0 deletions
diff --git a/client/go/script-utils/logfmt/internal_test.go b/client/go/script-utils/logfmt/internal_test.go
new file mode 100644
index 00000000000..9b6b0f8404c
--- /dev/null
+++ b/client/go/script-utils/logfmt/internal_test.go
@@ -0,0 +1,34 @@
+package logfmt
+
+import (
+	"bufio"
+	"os"
+	"testing"
+)
+
+// tests: func isInternal(componentName string) bool
+
+func TestIsInternal(t *testing.T) {
+	f, err := os.Open("internal_names.txt")
+	if err != nil {
+		t.Fatal("could not read test data")
+	}
+	defer f.Close()
+	for input := bufio.NewScanner(f); input.Scan(); {
+		if name := input.Text(); !isInternal(name) {
+			t.Logf("name '%s' should be internal but was not recognized", name)
+			t.Fail()
+		}
+	}
+	f, err = os.Open("internal_notnames.txt")
+	if err != nil {
+		t.Fatal("could not read test data")
+	}
+	defer f.Close()
+	for input := bufio.NewScanner(f); input.Scan(); {
+		if name := input.Text(); isInternal(name) {
+			t.Logf("name '%s' should not be internal but was recognized", name)
+			t.Fail()
+		}
+	}
+}