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image_load_test.go
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image_load_test.go
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package docker // import "docker.io/go-docker"
import (
"bytes"
"fmt"
"io/ioutil"
"net/http"
"strings"
"testing"
"golang.org/x/net/context"
)
func TestImageLoadError(t *testing.T) {
client := &Client{
client: newMockClient(errorMock(http.StatusInternalServerError, "Server error")),
}
_, err := client.ImageLoad(context.Background(), nil, true)
if err == nil || err.Error() != "Error response from daemon: Server error" {
t.Fatalf("expected a Server Error, got %v", err)
}
}
func TestImageLoad(t *testing.T) {
expectedURL := "/images/load"
expectedInput := "inputBody"
expectedOutput := "outputBody"
loadCases := []struct {
quiet bool
responseContentType string
expectedResponseJSON bool
expectedQueryParams map[string]string
}{
{
quiet: false,
responseContentType: "text/plain",
expectedResponseJSON: false,
expectedQueryParams: map[string]string{
"quiet": "0",
},
},
{
quiet: true,
responseContentType: "application/json",
expectedResponseJSON: true,
expectedQueryParams: map[string]string{
"quiet": "1",
},
},
}
for _, loadCase := range loadCases {
client := &Client{
client: newMockClient(func(req *http.Request) (*http.Response, error) {
if !strings.HasPrefix(req.URL.Path, expectedURL) {
return nil, fmt.Errorf("Expected URL '%s', got '%s'", expectedURL, req.URL)
}
contentType := req.Header.Get("Content-Type")
if contentType != "application/x-tar" {
return nil, fmt.Errorf("content-type not set in URL headers properly. Expected 'application/x-tar', got %s", contentType)
}
query := req.URL.Query()
for key, expected := range loadCase.expectedQueryParams {
actual := query.Get(key)
if actual != expected {
return nil, fmt.Errorf("%s not set in URL query properly. Expected '%s', got %s", key, expected, actual)
}
}
headers := http.Header{}
headers.Add("Content-Type", loadCase.responseContentType)
return &http.Response{
StatusCode: http.StatusOK,
Body: ioutil.NopCloser(bytes.NewReader([]byte(expectedOutput))),
Header: headers,
}, nil
}),
}
input := bytes.NewReader([]byte(expectedInput))
imageLoadResponse, err := client.ImageLoad(context.Background(), input, loadCase.quiet)
if err != nil {
t.Fatal(err)
}
if imageLoadResponse.JSON != loadCase.expectedResponseJSON {
t.Fatalf("expected a JSON response, was not.")
}
body, err := ioutil.ReadAll(imageLoadResponse.Body)
if err != nil {
t.Fatal(err)
}
if string(body) != expectedOutput {
t.Fatalf("expected %s, got %s", expectedOutput, string(body))
}
}
}