diff --git a/internal/version/version_test.go b/internal/version/version_test.go
new file mode 100644
index 000000000..786131059
--- /dev/null
+++ b/internal/version/version_test.go
@@ -0,0 +1,34 @@
+// Copyright (c) 2026 Winlin
+//
+// SPDX-License-Identifier: MIT
+package version
+
+import (
+	"fmt"
+	"testing"
+)
+
+func TestVersionComponents(t *testing.T) {
+	if got := VersionMajor(); got != 7 {
+		t.Fatalf("VersionMajor = %d, want 7", got)
+	}
+	if got := VersionMinor(); got != 0 {
+		t.Fatalf("VersionMinor = %d, want 0", got)
+	}
+	if got := VersionRevision(); got <= 0 {
+		t.Fatalf("VersionRevision = %d, want > 0", got)
+	}
+}
+
+func TestVersion_FormatsMajorMinorRevision(t *testing.T) {
+	want := fmt.Sprintf("%d.%d.%d", VersionMajor(), VersionMinor(), VersionRevision())
+	if got := Version(); got != want {
+		t.Fatalf("Version = %q, want %q", got, want)
+	}
+}
+
+func TestSignature(t *testing.T) {
+	if got := Signature(); got != "SRSX" {
+		t.Fatalf("Signature = %q, want SRSX", got)
+	}
+}