vendor

vendor/github.com/ulikunitz/xz/reader_test.go

@@ -0,0 +1,81 @@
+// Copyright 2014-2017 Ulrich Kunitz. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package xz
+
+import (
+	"bytes"
+	"io"
+	"io/ioutil"
+	"os"
+	"testing"
+)
+
+func TestReaderSimple(t *testing.T) {
+	const file = "fox.xz"
+	xz, err := os.Open(file)
+	if err != nil {
+		t.Fatalf("os.Open(%q) error %s", file, err)
+	}
+	r, err := NewReader(xz)
+	if err != nil {
+		t.Fatalf("NewReader error %s", err)
+	}
+	var buf bytes.Buffer
+	if _, err = io.Copy(&buf, r); err != nil {
+		t.Fatalf("io.Copy error %s", err)
+	}
+}
+
+func TestReaderSingleStream(t *testing.T) {
+	data, err := ioutil.ReadFile("fox.xz")
+	if err != nil {
+		t.Fatalf("ReadFile error %s", err)
+	}
+	xz := bytes.NewReader(data)
+	rc := ReaderConfig{SingleStream: true}
+	r, err := rc.NewReader(xz)
+	if err != nil {
+		t.Fatalf("NewReader error %s", err)
+	}
+	var buf bytes.Buffer
+	if _, err = io.Copy(&buf, r); err != nil {
+		t.Fatalf("io.Copy error %s", err)
+	}
+	buf.Reset()
+	data = append(data, 0)
+	xz = bytes.NewReader(data)
+	r, err = rc.NewReader(xz)
+	if err != nil {
+		t.Fatalf("NewReader error %s", err)
+	}
+	if _, err = io.Copy(&buf, r); err != errUnexpectedData {
+		t.Fatalf("io.Copy returned %v; want %v", err, errUnexpectedData)
+	}
+}
+
+func TestReaaderMultipleStreams(t *testing.T) {
+	data, err := ioutil.ReadFile("fox.xz")
+	if err != nil {
+		t.Fatalf("ReadFile error %s", err)
+	}
+	m := make([]byte, 0, 4*len(data)+4*4)
+	m = append(m, data...)
+	m = append(m, data...)
+	m = append(m, 0, 0, 0, 0)
+	m = append(m, data...)
+	m = append(m, 0, 0, 0, 0)
+	m = append(m, 0, 0, 0, 0)
+	m = append(m, data...)
+	m = append(m, 0, 0, 0, 0)
+	xz := bytes.NewReader(m)
+	r, err := NewReader(xz)
+	if err != nil {
+		t.Fatalf("NewReader error %s", err)
+	}
+	var buf bytes.Buffer
+	if _, err = io.Copy(&buf, r); err != nil {
+		t.Fatalf("io.Copy error %s", err)
+	}
+}