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path: root/src/pkg/compress/gzip/gunzip_test.go
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Diffstat (limited to 'src/pkg/compress/gzip/gunzip_test.go')
-rw-r--r--src/pkg/compress/gzip/gunzip_test.go36
1 files changed, 35 insertions, 1 deletions
diff --git a/src/pkg/compress/gzip/gunzip_test.go b/src/pkg/compress/gzip/gunzip_test.go
index 572fb5848..2471038f5 100644
--- a/src/pkg/compress/gzip/gunzip_test.go
+++ b/src/pkg/compress/gzip/gunzip_test.go
@@ -284,7 +284,7 @@ var gunzipTests = []gunzipTest{
func TestDecompressor(t *testing.T) {
b := new(bytes.Buffer)
for _, tt := range gunzipTests {
- in := bytes.NewBuffer(tt.gzip)
+ in := bytes.NewReader(tt.gzip)
gzip, err := NewReader(in)
if err != nil {
t.Errorf("%s: NewReader: %s", tt.name, err)
@@ -303,6 +303,26 @@ func TestDecompressor(t *testing.T) {
if s != tt.raw {
t.Errorf("%s: got %d-byte %q want %d-byte %q", tt.name, n, s, len(tt.raw), tt.raw)
}
+
+ // Test Reader Reset.
+ in = bytes.NewReader(tt.gzip)
+ err = gzip.Reset(in)
+ if err != nil {
+ t.Errorf("%s: Reset: %s", tt.name, err)
+ continue
+ }
+ if tt.name != gzip.Name {
+ t.Errorf("%s: got name %s", tt.name, gzip.Name)
+ }
+ b.Reset()
+ n, err = io.Copy(b, gzip)
+ if err != tt.err {
+ t.Errorf("%s: io.Copy: %v want %v", tt.name, err, tt.err)
+ }
+ s = b.String()
+ if s != tt.raw {
+ t.Errorf("%s: got %d-byte %q want %d-byte %q", tt.name, n, s, len(tt.raw), tt.raw)
+ }
}
}
@@ -333,3 +353,17 @@ func TestIssue6550(t *testing.T) {
// ok
}
}
+
+func TestInitialReset(t *testing.T) {
+ var r Reader
+ if err := r.Reset(bytes.NewReader(gunzipTests[1].gzip)); err != nil {
+ t.Error(err)
+ }
+ var buf bytes.Buffer
+ if _, err := io.Copy(&buf, &r); err != nil {
+ t.Error(err)
+ }
+ if s := buf.String(); s != gunzipTests[1].raw {
+ t.Errorf("got %q want %q", s, gunzipTests[1].raw)
+ }
+}