github.com/kaisenlinux/docker.io@v0.0.0-20230510090727-ea55db55fac7/engine/client/swarm_leave_test.go (about)

     1  package client // import "github.com/docker/docker/client"
     2  
     3  import (
     4  	"bytes"
     5  	"context"
     6  	"fmt"
     7  	"io"
     8  	"net/http"
     9  	"strings"
    10  	"testing"
    11  
    12  	"github.com/docker/docker/errdefs"
    13  )
    14  
    15  func TestSwarmLeaveError(t *testing.T) {
    16  	client := &Client{
    17  		client: newMockClient(errorMock(http.StatusInternalServerError, "Server error")),
    18  	}
    19  
    20  	err := client.SwarmLeave(context.Background(), false)
    21  	if !errdefs.IsSystem(err) {
    22  		t.Fatalf("expected a Server Error, got %[1]T: %[1]v", err)
    23  	}
    24  }
    25  
    26  func TestSwarmLeave(t *testing.T) {
    27  	expectedURL := "/swarm/leave"
    28  
    29  	leaveCases := []struct {
    30  		force         bool
    31  		expectedForce string
    32  	}{
    33  		{
    34  			expectedForce: "",
    35  		},
    36  		{
    37  			force:         true,
    38  			expectedForce: "1",
    39  		},
    40  	}
    41  
    42  	for _, leaveCase := range leaveCases {
    43  		client := &Client{
    44  			client: newMockClient(func(req *http.Request) (*http.Response, error) {
    45  				if !strings.HasPrefix(req.URL.Path, expectedURL) {
    46  					return nil, fmt.Errorf("Expected URL '%s', got '%s'", expectedURL, req.URL)
    47  				}
    48  				if req.Method != http.MethodPost {
    49  					return nil, fmt.Errorf("expected POST method, got %s", req.Method)
    50  				}
    51  				force := req.URL.Query().Get("force")
    52  				if force != leaveCase.expectedForce {
    53  					return nil, fmt.Errorf("force not set in URL query properly. expected '%s', got %s", leaveCase.expectedForce, force)
    54  				}
    55  				return &http.Response{
    56  					StatusCode: http.StatusOK,
    57  					Body:       io.NopCloser(bytes.NewReader([]byte(""))),
    58  				}, nil
    59  			}),
    60  		}
    61  
    62  		err := client.SwarmLeave(context.Background(), leaveCase.force)
    63  		if err != nil {
    64  			t.Fatal(err)
    65  		}
    66  	}
    67  }