92 lines
2.2 KiB
Go
92 lines
2.2 KiB
Go
package archive // import "github.com/docker/docker/pkg/archive"
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import (
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"archive/tar"
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"bytes"
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"io"
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"testing"
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"gotest.tools/assert"
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)
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func TestGenerateEmptyFile(t *testing.T) {
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archive, err := Generate("emptyFile")
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assert.NilError(t, err)
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if archive == nil {
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t.Fatal("The generated archive should not be nil.")
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}
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expectedFiles := [][]string{
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{"emptyFile", ""},
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}
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tr := tar.NewReader(archive)
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actualFiles := make([][]string, 0, 10)
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i := 0
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for {
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hdr, err := tr.Next()
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if err == io.EOF {
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break
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}
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assert.NilError(t, err)
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buf := new(bytes.Buffer)
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buf.ReadFrom(tr)
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content := buf.String()
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actualFiles = append(actualFiles, []string{hdr.Name, content})
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i++
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}
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if len(actualFiles) != len(expectedFiles) {
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t.Fatalf("Number of expected file %d, got %d.", len(expectedFiles), len(actualFiles))
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}
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for i := 0; i < len(expectedFiles); i++ {
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actual := actualFiles[i]
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expected := expectedFiles[i]
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if actual[0] != expected[0] {
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t.Fatalf("Expected name '%s', Actual name '%s'", expected[0], actual[0])
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}
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if actual[1] != expected[1] {
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t.Fatalf("Expected content '%s', Actual content '%s'", expected[1], actual[1])
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}
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}
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}
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func TestGenerateWithContent(t *testing.T) {
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archive, err := Generate("file", "content")
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assert.NilError(t, err)
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if archive == nil {
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t.Fatal("The generated archive should not be nil.")
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}
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expectedFiles := [][]string{
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{"file", "content"},
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}
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tr := tar.NewReader(archive)
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actualFiles := make([][]string, 0, 10)
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i := 0
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for {
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hdr, err := tr.Next()
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if err == io.EOF {
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break
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}
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assert.NilError(t, err)
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buf := new(bytes.Buffer)
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buf.ReadFrom(tr)
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content := buf.String()
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actualFiles = append(actualFiles, []string{hdr.Name, content})
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i++
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}
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if len(actualFiles) != len(expectedFiles) {
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t.Fatalf("Number of expected file %d, got %d.", len(expectedFiles), len(actualFiles))
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}
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for i := 0; i < len(expectedFiles); i++ {
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actual := actualFiles[i]
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expected := expectedFiles[i]
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if actual[0] != expected[0] {
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t.Fatalf("Expected name '%s', Actual name '%s'", expected[0], actual[0])
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}
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if actual[1] != expected[1] {
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t.Fatalf("Expected content '%s', Actual content '%s'", expected[1], actual[1])
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}
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}
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}
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