From 505c19580e0f43fe5224431459cacb7c21edd93d Mon Sep 17 00:00:00 2001
From: Ondřej Surý <ondrej@sury.org>
Date: Fri, 6 Apr 2012 15:14:11 +0200
Subject: Imported Upstream version 1

---
 src/cmd/fix/hashsum_test.go | 99 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 99 insertions(+)
 create mode 100644 src/cmd/fix/hashsum_test.go

(limited to 'src/cmd/fix/hashsum_test.go')

diff --git a/src/cmd/fix/hashsum_test.go b/src/cmd/fix/hashsum_test.go
new file mode 100644
index 000000000..241af2020
--- /dev/null
+++ b/src/cmd/fix/hashsum_test.go
@@ -0,0 +1,99 @@
+// Copyright 2011 The Go Authors.  All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+func init() {
+	addTestCases(hashSumTests, hashSumFn)
+}
+
+var hashSumTests = []testCase{
+	{
+		Name: "hashsum.0",
+		In: `package main
+
+import "crypto/sha256"
+
+func f() []byte {
+	h := sha256.New()
+	return h.Sum()
+}
+`,
+		Out: `package main
+
+import "crypto/sha256"
+
+func f() []byte {
+	h := sha256.New()
+	return h.Sum(nil)
+}
+`,
+	},
+
+	{
+		Name: "hashsum.1",
+		In: `package main
+
+func f(h hash.Hash) []byte {
+	return h.Sum()
+}
+`,
+		Out: `package main
+
+func f(h hash.Hash) []byte {
+	return h.Sum(nil)
+}
+`,
+	},
+
+	{
+		Name: "hashsum.0",
+		In: `package main
+
+import "crypto/sha256"
+
+func f() []byte {
+	h := sha256.New()
+	h.Write([]byte("foo"))
+	digest := h.Sum()
+}
+`,
+		Out: `package main
+
+import "crypto/sha256"
+
+func f() []byte {
+	h := sha256.New()
+	h.Write([]byte("foo"))
+	digest := h.Sum(nil)
+}
+`,
+	},
+
+	{
+		Name: "hashsum.0",
+		In: `package main
+
+import _ "crypto/sha256"
+import "crypto"
+
+func f() []byte {
+	hashType := crypto.SHA256
+	h := hashType.New()
+	digest := h.Sum()
+}
+`,
+		Out: `package main
+
+import _ "crypto/sha256"
+import "crypto"
+
+func f() []byte {
+	hashType := crypto.SHA256
+	h := hashType.New()
+	digest := h.Sum(nil)
+}
+`,
+	},
+}
-- 
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