Adding upstream version 0.0~git20190502.809d437.

Signed-off-by: Daniel Baumann <daniel@debian.org>

writer_test.go

@@ -0,0 +1,92 @@
+/* 
+Copyright (c) 2013 Blake Smith <blakesmith0@gmail.com>
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+*/
+package ar
+
+import (
+	"bytes"
+	"io/ioutil"
+	"os"
+	"testing"
+	"time"
+)
+
+func TestGlobalHeaderWrite(t *testing.T) {
+	var buf bytes.Buffer
+	writer := NewWriter(&buf)
+	if err := writer.WriteGlobalHeader(); err != nil {
+		t.Errorf(err.Error())
+	}
+
+	globalHeader := buf.Bytes()
+	expectedHeader := []byte("!<arch>\n")
+	if !bytes.Equal(globalHeader, expectedHeader) {
+		t.Errorf("Global header should be %s but is %s", expectedHeader, globalHeader)
+	}
+}
+
+func TestSimpleFile(t *testing.T) {
+	hdr := new(Header)
+	body := "Hello world!\n"
+	hdr.ModTime = time.Unix(1361157466, 0)
+	hdr.Name = "hello.txt"
+	hdr.Size = int64(len(body))
+	hdr.Mode = 0644
+	hdr.Uid = 501
+	hdr.Gid = 20
+
+	var buf bytes.Buffer
+	writer := NewWriter(&buf)
+	writer.WriteGlobalHeader()
+	writer.WriteHeader(hdr)
+	_, err := writer.Write([]byte(body))
+	if err != nil {
+		t.Errorf(err.Error())
+	}
+
+	f, _ := os.Open("./fixtures/hello.a")
+	defer f.Close()
+
+	b, err := ioutil.ReadAll(f)
+	if err != nil {
+		t.Errorf(err.Error())
+	}
+
+	actual := buf.Bytes()
+	if !bytes.Equal(b, actual) {
+		t.Errorf("Expected %s to equal %s", actual, b)
+	}
+}
+
+func TestWriteTooLong(t *testing.T) {
+	body := "Hello world!\n"
+
+	hdr := new(Header)
+	hdr.Size = 1
+
+	var buf bytes.Buffer
+	writer := NewWriter(&buf)
+	writer.WriteHeader(hdr)
+	_, err := writer.Write([]byte(body))
+	if err != ErrWriteTooLong {
+		t.Errorf("Error should have been: %s", ErrWriteTooLong)
+	}
+}