From e4b5005bcce471ab017a3f8e44e1298424aefad4 Mon Sep 17 00:00:00 2001
From: Jakob Unterwurzacher
Date: Fri, 30 Jun 2017 23:24:12 +0200
Subject: stupidgcm: Open: if "dst" is big enough, use it as the output buffer

This means we won't need any allocation for the plaintext.
---
 internal/stupidgcm/stupidgcm_test.go | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'internal/stupidgcm/stupidgcm_test.go')

diff --git a/internal/stupidgcm/stupidgcm_test.go b/internal/stupidgcm/stupidgcm_test.go
index 4d37d08..e5c99da 100644
--- a/internal/stupidgcm/stupidgcm_test.go
+++ b/internal/stupidgcm/stupidgcm_test.go
@@ -112,6 +112,13 @@ func TestInplaceSeal(t *testing.T) {
 	}
 }
 
+// Open re-uses the "dst" buffer it is large enough.
+// Check that this works correctly by testing different "dst" capacities from
+// 5000 to 16 and "in" lengths from 1 to 5000.
+func TestInplaceOpen(t *testing.T) {
+	t.Skipf("TODO: IMPLEMENT TEST")
+}
+
 // TestCorruption verifies that changes in the ciphertext result in a decryption
 // error
 func TestCorruption(t *testing.T) {
-- 
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