diff --git a/cmd/go-temper/init_test.go b/cmd/go-temper/init_test.go
new file mode 100644
index 0000000..b1e5f14
--- /dev/null
+++ b/cmd/go-temper/init_test.go
@@ -0,0 +1,36 @@
+package main
+
+import (
+	"os"
+	"testing"
+)
+
+func TestGetEnvString(t *testing.T) {
+	os.Unsetenv("TEST_ENV")
+	testAnswer := getEnvString("TEST_ENV", "success")
+	if testAnswer != "success" {
+		t.Errorf("getEnvString() failed to return the expected result, got: %s, wanted: %s.", testAnswer, "success")
+	}
+
+	os.Setenv("TEST_ENV", "42")
+	testAnswer = getEnvString("TEST_ENV", "success")
+	if testAnswer != "42" {
+		t.Errorf("getEnvString() failed to return the expected result, got: %s, wanted: %s", testAnswer, "42")
+	}
+
+	return
+}
+
+func TestGetEnvInt(t *testing.T) {
+	os.Unsetenv("TEST_ENV")
+	testAnswer := getEnvInt("TEST_ENV", 9500)
+	if testAnswer != 9500 {
+		t.Errorf("getEnvInt() failed to return the expected result, got: %v, wanted: %s", testAnswer, "9500")
+	}
+
+	os.Setenv("TEST_ENV", "9000")
+	testAnswer = getEnvInt("TEST_ENV", 9500)
+	if testAnswer != 9000 {
+		t.Errorf("getEnvInt() failed to return the expected result, got: %v, wanted: %s", testAnswer, "9000")
+	}
+}
\ No newline at end of file