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- package client
- import (
- "bytes"
- "encoding/json"
- "fmt"
- "io/ioutil"
- "net/http"
- "strings"
- "testing"
- "github.com/docker/docker/api/types"
- "golang.org/x/net/context"
- )
- func TestInfoServerError(t *testing.T) {
- client := &Client{
- client: newMockClient(errorMock(http.StatusInternalServerError, "Server error")),
- }
- _, err := client.Info(context.Background())
- if err == nil || err.Error() != "Error response from daemon: Server error" {
- t.Fatalf("expected a Server Error, got %v", err)
- }
- }
- func TestInfoInvalidResponseJSONError(t *testing.T) {
- client := &Client{
- client: newMockClient(func(req *http.Request) (*http.Response, error) {
- return &http.Response{
- StatusCode: http.StatusOK,
- Body: ioutil.NopCloser(bytes.NewReader([]byte("invalid json"))),
- }, nil
- }),
- }
- _, err := client.Info(context.Background())
- if err == nil || !strings.Contains(err.Error(), "invalid character") {
- t.Fatalf("expected a 'invalid character' error, got %v", err)
- }
- }
- func TestInfo(t *testing.T) {
- expectedURL := "/info"
- 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)
- }
- info := &types.Info{
- ID: "daemonID",
- Containers: 3,
- }
- b, err := json.Marshal(info)
- if err != nil {
- return nil, err
- }
- return &http.Response{
- StatusCode: http.StatusOK,
- Body: ioutil.NopCloser(bytes.NewReader(b)),
- }, nil
- }),
- }
- info, err := client.Info(context.Background())
- if err != nil {
- t.Fatal(err)
- }
- if info.ID != "daemonID" {
- t.Fatalf("expected daemonID, got %s", info.ID)
- }
- if info.Containers != 3 {
- t.Fatalf("expected 3 containers, got %d", info.Containers)
- }
- }
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