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-rw-r--r--internal/stupidgcm/gcm_test.go28
1 files changed, 28 insertions, 0 deletions
diff --git a/internal/stupidgcm/gcm_test.go b/internal/stupidgcm/gcm_test.go
new file mode 100644
index 0000000..5323afa
--- /dev/null
+++ b/internal/stupidgcm/gcm_test.go
@@ -0,0 +1,28 @@
+// +build !without_openssl
+
+// We compare against Go's built-in GCM implementation. Since stupidgcm only
+// supports 128-bit IVs and Go only supports that from 1.5 onward, we cannot
+// run these tests on older Go versions.
+package stupidgcm
+
+import (
+ "crypto/aes"
+ "crypto/cipher"
+ "testing"
+)
+
+func TestStupidGCM(t *testing.T) {
+ key := randBytes(32)
+ sGCM := New(key, false)
+
+ gAES, err := aes.NewCipher(key)
+ if err != nil {
+ t.Fatal(err)
+ }
+ gGCM, err := cipher.NewGCMWithNonceSize(gAES, 16)
+ if err != nil {
+ t.Fatal(err)
+ }
+
+ testCiphers(t, sGCM, gGCM)
+}