Added LICENSE and initial test case

blake2b_test.go

@@ -0,0 +1,35 @@
+/*
+ * Copyright 2016 Frank Wessels <fwessels@xs4all.nl>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package blake2b
+
+import (
+	"fmt"
+	"testing"
+)
+
+func TestCompress(t *testing.T) {
+
+	in := make([]byte, 128)
+	for i := range in {
+		in[i] = byte(i)
+	}
+	good := "2319e3789c47e2daa5fe807f61bec2a1a6537fa03f19ff32e87eecbfd64b7e0e8ccff439ac333b040f19b0c4ddd11a61e24ac1fe0f10a039806c5dcc0da3d115"
+	if good != fmt.Sprintf("%x", Sum512([]byte(in))) {
+		digest := fmt.Sprintf("%x", Sum512([]byte(in)))
+		t.Errorf("Sum512(): \nexpected %s\ngot      %s", good, digest)
+	}
+}