test:add container create test

Signed-off-by: Dewey-Ding <[email protected]>

client/container.go

@@ -10,32 +10,6 @@ import (
 	"github.com/alibaba/pouch/apis/types"
 )
 
-// ContainerCreate creates a new container based in the given configuration.
-func (client *APIClient) ContainerCreate(ctx context.Context, config types.ContainerConfig, hostConfig *types.HostConfig, networkingConfig *types.NetworkingConfig, containerName string) (*types.ContainerCreateResp, error) {
-	createConfig := types.ContainerCreateConfig{
-		ContainerConfig:  config,
-		HostConfig:       hostConfig,
-		NetworkingConfig: networkingConfig,
-	}
-
-	q := url.Values{}
-	if containerName != "" {
-		q.Set("name", containerName)
-	}
-
-	resp, err := client.post(ctx, "/containers/create", q, createConfig, nil)
-	if err != nil {
-		return nil, err
-	}
-
-	container := &types.ContainerCreateResp{}
-
-	err = decodeBody(container, resp.Body)
-	ensureCloseReader(resp)
-
-	return container, err
-}
-
 // ContainerAttach attach a container
 func (client *APIClient) ContainerAttach(ctx context.Context, name string, stdin bool) (net.Conn, *bufio.Reader, error) {
 	q := url.Values{}

client/container_create.go

@@ -0,0 +1,34 @@
+package client
+
+import (
+	"context"
+	"net/url"
+
+	"github.com/alibaba/pouch/apis/types"
+)
+
+// ContainerCreate creates a new container based in the given configuration.
+func (client *APIClient) ContainerCreate(ctx context.Context, config types.ContainerConfig, hostConfig *types.HostConfig, networkingConfig *types.NetworkingConfig, containerName string) (*types.ContainerCreateResp, error) {
+	createConfig := types.ContainerCreateConfig{
+		ContainerConfig:  config,
+		HostConfig:       hostConfig,
+		NetworkingConfig: networkingConfig,
+	}
+
+	q := url.Values{}
+	if containerName != "" {
+		q.Set("name", containerName)
+	}
+
+	resp, err := client.post(ctx, "/containers/create", q, createConfig, nil)
+	if err != nil {
+		return nil, err
+	}
+
+	container := &types.ContainerCreateResp{}
+
+	err = decodeBody(container, resp.Body)
+	ensureCloseReader(resp)
+
+	return container, err
+}

client/container_create_test.go

@@ -0,0 +1,69 @@
+package client
+
+import (
+	"bytes"
+	"context"
+	"encoding/json"
+	"fmt"
+	"io/ioutil"
+	"net/http"
+	"strings"
+	"testing"
+
+	"github.com/alibaba/pouch/apis/types"
+	"github.com/stretchr/testify/assert"
+)
+
+func TestContainerCreateError(t *testing.T) {
+	client := &APIClient{
+		HTTPCli: newMockClient(errorMockResponse(http.StatusInternalServerError, "Server error")),
+	}
+	_, err := client.ContainerCreate(context.Background(), types.ContainerConfig{}, nil, nil, "nothing")
+	if err == nil || !strings.Contains(err.Error(), "Server error") {
+		t.Fatalf("expected a Server Error, got %v", err)
+	}
+}
+
+func TestContainerCreate(t *testing.T) {
+	expectedURL := "/containers/create"
+
+	httpClient := 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)
+		}
+		if req.Header.Get("Content-Type") == "application/json" {
+			createConfig := types.ContainerCreateConfig{}
+			if err := json.NewDecoder(req.Body).Decode(&createConfig); err != nil {
+				return nil, fmt.Errorf("failed to parse json: %v", err)
+			}
+		}
+
+		name := req.URL.Query().Get("name")
+		if name != "container_name" {
+			return nil, fmt.Errorf("container name not set in URL query properly. Expected `container_name`, got %s", name)
+		}
+		containerCreateResp := types.ContainerCreateResp{
+			ID:   "container_id",
+			Name: "container_name",
+		}
+		b, err := json.Marshal(containerCreateResp)
+		if err != nil {
+			return nil, err
+		}
+		return &http.Response{
+			StatusCode: http.StatusCreated,
+			Body:       ioutil.NopCloser(bytes.NewReader([]byte(b))),
+		}, nil
+	})
+
+	client := &APIClient{
+		HTTPCli: httpClient,
+	}
+
+	container, err := client.ContainerCreate(context.Background(), types.ContainerConfig{}, &types.HostConfig{}, &types.NetworkingConfig{}, "container_name")
+	if err != nil {
+		t.Fatal(err)
+	}
+	assert.Equal(t, container.ID, "container_id")
+	assert.Equal(t, container.Name, "container_name")
+}