28d59e57ca
Signed-off-by: Sergii Kabashniuk <skabashnyuk@codenvy.com>
233 lines
6 KiB
Go
233 lines
6 KiB
Go
package builder
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import (
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"bytes"
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"io"
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"io/ioutil"
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"net/http"
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"net/http/httptest"
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"net/url"
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"testing"
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"github.com/docker/docker/pkg/archive"
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"github.com/docker/docker/pkg/httputils"
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)
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var binaryContext = []byte{0xFD, 0x37, 0x7A, 0x58, 0x5A, 0x00} //xz magic
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func TestSelectAcceptableMIME(t *testing.T) {
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validMimeStrings := []string{
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"application/x-bzip2",
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"application/bzip2",
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"application/gzip",
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"application/x-gzip",
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"application/x-xz",
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"application/xz",
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"application/tar",
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"application/x-tar",
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"application/octet-stream",
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"text/plain",
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}
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invalidMimeStrings := []string{
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"",
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"application/octet",
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"application/json",
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}
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for _, m := range invalidMimeStrings {
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if len(selectAcceptableMIME(m)) > 0 {
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t.Fatalf("Should not have accepted %q", m)
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}
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}
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for _, m := range validMimeStrings {
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if str := selectAcceptableMIME(m); str == "" {
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t.Fatalf("Should have accepted %q", m)
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}
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}
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}
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func TestInspectEmptyResponse(t *testing.T) {
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ct := "application/octet-stream"
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br := ioutil.NopCloser(bytes.NewReader([]byte("")))
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contentType, bReader, err := inspectResponse(ct, br, 0)
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if err == nil {
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t.Fatalf("Should have generated an error for an empty response")
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}
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if contentType != "application/octet-stream" {
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t.Fatalf("Content type should be 'application/octet-stream' but is %q", contentType)
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}
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body, err := ioutil.ReadAll(bReader)
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if err != nil {
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t.Fatal(err)
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}
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if len(body) != 0 {
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t.Fatal("response body should remain empty")
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}
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}
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func TestInspectResponseBinary(t *testing.T) {
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ct := "application/octet-stream"
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br := ioutil.NopCloser(bytes.NewReader(binaryContext))
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contentType, bReader, err := inspectResponse(ct, br, int64(len(binaryContext)))
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if err != nil {
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t.Fatal(err)
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}
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if contentType != "application/octet-stream" {
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t.Fatalf("Content type should be 'application/octet-stream' but is %q", contentType)
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}
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body, err := ioutil.ReadAll(bReader)
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if err != nil {
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t.Fatal(err)
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}
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if len(body) != len(binaryContext) {
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t.Fatalf("Wrong response size %d, should be == len(binaryContext)", len(body))
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}
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for i := range body {
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if body[i] != binaryContext[i] {
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t.Fatalf("Corrupted response body at byte index %d", i)
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}
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}
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}
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func TestResponseUnsupportedContentType(t *testing.T) {
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content := []byte(dockerfileContents)
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ct := "application/json"
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br := ioutil.NopCloser(bytes.NewReader(content))
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contentType, bReader, err := inspectResponse(ct, br, int64(len(dockerfileContents)))
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if err == nil {
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t.Fatal("Should have returned an error on content-type 'application/json'")
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}
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if contentType != ct {
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t.Fatalf("Should not have altered content-type: orig: %s, altered: %s", ct, contentType)
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}
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body, err := ioutil.ReadAll(bReader)
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if err != nil {
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t.Fatal(err)
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}
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if string(body) != dockerfileContents {
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t.Fatalf("Corrupted response body %s", body)
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}
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}
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func TestInspectResponseTextSimple(t *testing.T) {
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content := []byte(dockerfileContents)
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ct := "text/plain"
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br := ioutil.NopCloser(bytes.NewReader(content))
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contentType, bReader, err := inspectResponse(ct, br, int64(len(content)))
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if err != nil {
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t.Fatal(err)
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}
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if contentType != "text/plain" {
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t.Fatalf("Content type should be 'text/plain' but is %q", contentType)
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}
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body, err := ioutil.ReadAll(bReader)
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if err != nil {
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t.Fatal(err)
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}
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if string(body) != dockerfileContents {
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t.Fatalf("Corrupted response body %s", body)
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}
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}
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func TestInspectResponseEmptyContentType(t *testing.T) {
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content := []byte(dockerfileContents)
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br := ioutil.NopCloser(bytes.NewReader(content))
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contentType, bodyReader, err := inspectResponse("", br, int64(len(content)))
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if err != nil {
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t.Fatal(err)
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}
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if contentType != "text/plain" {
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t.Fatalf("Content type should be 'text/plain' but is %q", contentType)
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}
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body, err := ioutil.ReadAll(bodyReader)
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if err != nil {
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t.Fatal(err)
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}
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if string(body) != dockerfileContents {
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t.Fatalf("Corrupted response body %s", body)
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}
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}
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func TestUnknownContentLength(t *testing.T) {
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content := []byte(dockerfileContents)
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ct := "text/plain"
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br := ioutil.NopCloser(bytes.NewReader(content))
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contentType, bReader, err := inspectResponse(ct, br, -1)
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if err != nil {
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t.Fatal(err)
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}
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if contentType != "text/plain" {
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t.Fatalf("Content type should be 'text/plain' but is %q", contentType)
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}
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body, err := ioutil.ReadAll(bReader)
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if err != nil {
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t.Fatal(err)
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}
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if string(body) != dockerfileContents {
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t.Fatalf("Corrupted response body %s", body)
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}
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}
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func TestMakeRemoteContext(t *testing.T) {
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contextDir, cleanup := createTestTempDir(t, "", "builder-tarsum-test")
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defer cleanup()
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createTestTempFile(t, contextDir, DefaultDockerfileName, dockerfileContents, 0777)
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mux := http.NewServeMux()
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server := httptest.NewServer(mux)
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serverURL, _ := url.Parse(server.URL)
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serverURL.Path = "/" + DefaultDockerfileName
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remoteURL := serverURL.String()
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mux.Handle("/", http.FileServer(http.Dir(contextDir)))
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remoteContext, err := MakeRemoteContext(remoteURL, map[string]func(io.ReadCloser) (io.ReadCloser, error){
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httputils.MimeTypes.TextPlain: func(rc io.ReadCloser) (io.ReadCloser, error) {
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dockerfile, err := ioutil.ReadAll(rc)
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if err != nil {
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return nil, err
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}
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r, err := archive.Generate(DefaultDockerfileName, string(dockerfile))
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if err != nil {
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return nil, err
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}
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return ioutil.NopCloser(r), nil
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},
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})
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if err != nil {
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t.Fatalf("Error when executing DetectContextFromRemoteURL: %s", err)
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}
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if remoteContext == nil {
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t.Fatalf("Remote context should not be nil")
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}
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tarSumCtx, ok := remoteContext.(*tarSumContext)
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if !ok {
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t.Fatalf("Cast error, remote context should be casted to tarSumContext")
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}
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fileInfoSums := tarSumCtx.sums
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if fileInfoSums.Len() != 1 {
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t.Fatalf("Size of file info sums should be 1, got: %d", fileInfoSums.Len())
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}
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fileInfo := fileInfoSums.GetFile(DefaultDockerfileName)
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if fileInfo == nil {
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t.Fatalf("There should be file named %s in fileInfoSums", DefaultDockerfileName)
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}
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if fileInfo.Pos() != 0 {
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t.Fatalf("File %s should have position 0, got %d", DefaultDockerfileName, fileInfo.Pos())
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}
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}
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