test:add container pause and unpause test

client/container.go

@@ -87,22 +87,6 @@ func (client *APIClient) ContainerRestart(ctx context.Context, name string, time
 	return err
 }
 
-// ContainerPause pauses a container.
-func (client *APIClient) ContainerPause(ctx context.Context, name string) error {
-	resp, err := client.post(ctx, "/containers/"+name+"/pause", nil, nil, nil)
-	ensureCloseReader(resp)
-
-	return err
-}
-
-// ContainerUnpause unpauses a container.
-func (client *APIClient) ContainerUnpause(ctx context.Context, name string) error {
-	resp, err := client.post(ctx, "/containers/"+name+"/unpause", nil, nil, nil)
-	ensureCloseReader(resp)
-
-	return err
-}
-
 // ContainerUpgrade upgrade a container with new image and args.
 func (client *APIClient) ContainerUpgrade(ctx context.Context, name string, config types.ContainerConfig, hostConfig *types.HostConfig) error {
 	// TODO

client/container_pause.go

@@ -0,0 +1,11 @@
+package client
+
+import "context"
+
+// ContainerPause pauses a container.
+func (client *APIClient) ContainerPause(ctx context.Context, name string) error {
+	resp, err := client.post(ctx, "/containers/"+name+"/pause", nil, nil, nil)
+	ensureCloseReader(resp)
+
+	return err
+}

client/container_pause_test.go

@@ -0,0 +1,44 @@
+package client
+
+import (
+	"bytes"
+	"context"
+	"fmt"
+	"io/ioutil"
+	"net/http"
+	"strings"
+	"testing"
+)
+
+func TestContainerPauseError(t *testing.T) {
+	client := &APIClient{
+		HTTPCli: newMockClient(errorMockResponse(http.StatusInternalServerError, "Server error")),
+	}
+	err := client.ContainerPause(context.Background(), "nothing")
+	if err == nil || !strings.Contains(err.Error(), "Server error") {
+		t.Fatalf("expected a Server Error, got %v", err)
+	}
+}
+
+func TestContainerPause(t *testing.T) {
+	expectedURL := "/containers/container_id/pause"
+
+	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)
+		}
+		return &http.Response{
+			StatusCode: http.StatusOK,
+			Body:       ioutil.NopCloser(bytes.NewReader([]byte(""))),
+		}, nil
+	})
+
+	client := &APIClient{
+		HTTPCli: httpClient,
+	}
+
+	err := client.ContainerPause(context.Background(), "container_id")
+	if err != nil {
+		t.Fatal(err)
+	}
+}

client/container_unpause.go

@@ -0,0 +1,11 @@
+package client
+
+import "context"
+
+// ContainerUnpause unpauses a container.
+func (client *APIClient) ContainerUnpause(ctx context.Context, name string) error {
+	resp, err := client.post(ctx, "/containers/"+name+"/unpause", nil, nil, nil)
+	ensureCloseReader(resp)
+
+	return err
+}

client/container_unpause_test.go

@@ -0,0 +1,44 @@
+package client
+
+import (
+	"bytes"
+	"context"
+	"fmt"
+	"io/ioutil"
+	"net/http"
+	"strings"
+	"testing"
+)
+
+func TestContainerUnpauseError(t *testing.T) {
+	client := &APIClient{
+		HTTPCli: newMockClient(errorMockResponse(http.StatusInternalServerError, "Server error")),
+	}
+	err := client.ContainerUnpause(context.Background(), "nothing")
+	if err == nil || !strings.Contains(err.Error(), "Server error") {
+		t.Fatalf("expected a Server Error, got %v", err)
+	}
+}
+
+func TestContainerUnpause(t *testing.T) {
+	expectedURL := "/containers/container_id/unpause"
+
+	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)
+		}
+		return &http.Response{
+			StatusCode: http.StatusOK,
+			Body:       ioutil.NopCloser(bytes.NewReader([]byte(""))),
+		}, nil
+	})
+
+	client := &APIClient{
+		HTTPCli: httpClient,
+	}
+
+	err := client.ContainerUnpause(context.Background(), "container_id")
+	if err != nil {
+		t.Fatal(err)
+	}
+}