From c072558b90f1bbedc2022b0f30c8b1ac4712538e Mon Sep 17 00:00:00 2001
From: Ondřej Surý <ondrej@sury.org>
Date: Fri, 18 Feb 2011 09:50:58 +0100
Subject: Imported Upstream version 2011.02.15

---
 src/pkg/archive/zip/reader_test.go | 31 +++++++++++++++++++++----------
 1 file changed, 21 insertions(+), 10 deletions(-)

(limited to 'src/pkg/archive/zip/reader_test.go')

diff --git a/src/pkg/archive/zip/reader_test.go b/src/pkg/archive/zip/reader_test.go
index 3c24f1467..72e8cccfd 100644
--- a/src/pkg/archive/zip/reader_test.go
+++ b/src/pkg/archive/zip/reader_test.go
@@ -52,6 +52,15 @@ var tests = []ZipTest{
 	},
 	{Name: "readme.zip"},
 	{Name: "readme.notzip", Error: FormatError},
+	{
+		Name: "dd.zip",
+		File: []ZipTestFile{
+			{
+				Name:    "filename",
+				Content: []byte("This is a test textfile.\n"),
+			},
+		},
+	},
 }
 
 func TestReader(t *testing.T) {
@@ -102,16 +111,18 @@ func readTestZip(t *testing.T, zt ZipTest) {
 	}
 
 	// test invalid checksum
-	z.File[0].CRC32++ // invalidate
-	r, err := z.File[0].Open()
-	if err != nil {
-		t.Error(err)
-		return
-	}
-	var b bytes.Buffer
-	_, err = io.Copy(&b, r)
-	if err != ChecksumError {
-		t.Errorf("%s: copy error=%v, want %v", z.File[0].Name, err, ChecksumError)
+	if !z.File[0].hasDataDescriptor() { // skip test when crc32 in dd
+		z.File[0].CRC32++ // invalidate
+		r, err := z.File[0].Open()
+		if err != nil {
+			t.Error(err)
+			return
+		}
+		var b bytes.Buffer
+		_, err = io.Copy(&b, r)
+		if err != ChecksumError {
+			t.Errorf("%s: copy error=%v, want %v", z.File[0].Name, err, ChecksumError)
+		}
 	}
 }
 
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