forked from remind101/conveyor
/
docker_test.go
289 lines (245 loc) · 6.56 KB
/
docker_test.go
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package docker
import (
"bytes"
"errors"
"testing"
"time"
"golang.org/x/net/context"
"github.com/fsouza/go-dockerclient"
"github.com/remind101/conveyor/builder"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/mock"
)
func init() {
newUUID = func() string {
return "1234"
}
}
func TestBuilder_Build(t *testing.T) {
c := new(mockDockerClient)
b := &Builder{
client: c,
}
ctx := context.Background()
w := new(bytes.Buffer)
c.On("CreateContainer", "remind101-acme-inc-abcd-1234", &docker.Config{
Tty: false,
AttachStdout: true,
AttachStderr: true,
OpenStdin: true,
Image: DefaultBuilderImage,
Hostname: hostname,
Env: []string{
"REPOSITORY=remind101/acme-inc",
"BRANCH=master",
"SHA=abcd",
"DRY=",
"CACHE=on",
},
}).Return(&docker.Container{ID: "4321"}, nil)
c.On("StartContainer", "4321", &docker.HostConfig{
Privileged: true,
VolumesFrom: []string{"data"},
}).Return(nil)
c.On("AttachToContainer", docker.AttachToContainerOptions{
Container: "4321",
OutputStream: w,
ErrorStream: w,
Logs: true,
Stream: true,
Stdout: true,
Stderr: true,
RawTerminal: false,
}).Return(nil)
c.On("WaitContainer", "4321").Return(0, nil)
c.On("RemoveContainer", docker.RemoveContainerOptions{
ID: "4321",
RemoveVolumes: true,
Force: true,
}).Return(nil)
_, err := b.Build(ctx, w, builder.BuildOptions{
Repository: "remind101/acme-inc",
Sha: "abcd",
Branch: "master",
})
assert.NoError(t, err)
}
func TestBuilder_Build_AttachErr(t *testing.T) {
c := new(mockDockerClient)
b := &Builder{
client: c,
}
ctx := context.Background()
w := new(bytes.Buffer)
c.On("CreateContainer", "remind101-acme-inc-abcd-1234", &docker.Config{
Tty: false,
AttachStdout: true,
AttachStderr: true,
OpenStdin: true,
Image: DefaultBuilderImage,
Hostname: hostname,
Env: []string{
"REPOSITORY=remind101/acme-inc",
"BRANCH=master",
"SHA=abcd",
"DRY=",
"CACHE=on",
},
}).Return(&docker.Container{ID: "4321"}, nil)
c.On("StartContainer", "4321", &docker.HostConfig{
Privileged: true,
VolumesFrom: []string{"data"},
}).Return(nil)
c.On("AttachToContainer", docker.AttachToContainerOptions{
Container: "4321",
OutputStream: w,
ErrorStream: w,
Logs: true,
Stream: true,
Stdout: true,
Stderr: true,
RawTerminal: false,
}).Return(errors.New("error attaching to container"))
c.On("RemoveContainer", docker.RemoveContainerOptions{
ID: "4321",
RemoveVolumes: true,
Force: true,
}).Return(nil)
_, err := b.Build(ctx, w, builder.BuildOptions{
Repository: "remind101/acme-inc",
Sha: "abcd",
Branch: "master",
})
assert.Error(t, err, "error attaching to container")
}
func TestBuilder_Build_NonZeroExit(t *testing.T) {
c := new(mockDockerClient)
b := &Builder{
client: c,
}
ctx := context.Background()
w := new(bytes.Buffer)
c.On("CreateContainer", "remind101-acme-inc-abcd-1234", &docker.Config{
Tty: false,
AttachStdout: true,
AttachStderr: true,
OpenStdin: true,
Image: DefaultBuilderImage,
Hostname: hostname,
Env: []string{
"REPOSITORY=remind101/acme-inc",
"BRANCH=master",
"SHA=abcd",
"DRY=",
"CACHE=on",
},
}).Return(&docker.Container{ID: "4321"}, nil)
c.On("StartContainer", "4321", &docker.HostConfig{
Privileged: true,
VolumesFrom: []string{"data"},
}).Return(nil)
c.On("AttachToContainer", docker.AttachToContainerOptions{
Container: "4321",
OutputStream: w,
ErrorStream: w,
Logs: true,
Stream: true,
Stdout: true,
Stderr: true,
RawTerminal: false,
}).Return(nil)
c.On("WaitContainer", "4321").Return(1, nil)
c.On("RemoveContainer", docker.RemoveContainerOptions{
ID: "4321",
RemoveVolumes: true,
Force: true,
}).Return(nil)
_, err := b.Build(ctx, w, builder.BuildOptions{
Repository: "remind101/acme-inc",
Sha: "abcd",
Branch: "master",
})
assert.Error(t, err, "container returned a non-zero exit code: 1")
}
func TestBuilder_Build_Cancel(t *testing.T) {
c := new(mockDockerClient)
b := &Builder{
client: c,
}
ctx, cancel := context.WithCancel(context.Background())
w := new(bytes.Buffer)
cancel()
c.On("CreateContainer", "remind101-acme-inc-abcd-1234", &docker.Config{
Tty: false,
AttachStdout: true,
AttachStderr: true,
OpenStdin: true,
Image: DefaultBuilderImage,
Hostname: hostname,
Env: []string{
"REPOSITORY=remind101/acme-inc",
"BRANCH=master",
"SHA=abcd",
"DRY=",
"CACHE=on",
},
}).Return(&docker.Container{ID: "4321"}, nil)
c.On("StartContainer", "4321", &docker.HostConfig{
Privileged: true,
VolumesFrom: []string{"data"},
}).Return(nil)
stopped := make(chan time.Time)
c.On("AttachToContainer", docker.AttachToContainerOptions{
Container: "4321",
OutputStream: w,
ErrorStream: w,
Logs: true,
Stream: true,
Stdout: true,
Stderr: true,
RawTerminal: false,
}).WaitUntil(stopped).Return(nil)
c.On("StopContainer", "4321", uint(10)).Run(func(args mock.Arguments) {
close(stopped)
}).Return(nil)
c.On("WaitContainer", "4321").Return(0, nil)
c.On("RemoveContainer", docker.RemoveContainerOptions{
ID: "4321",
RemoveVolumes: true,
Force: true,
}).Return(nil)
_, err := b.Build(ctx, w, builder.BuildOptions{
Repository: "remind101/acme-inc",
Sha: "abcd",
Branch: "master",
})
assert.NoError(t, err)
}
// mockDockerClient is a mock implementation of the dockerClient interface.
type mockDockerClient struct {
mock.Mock
}
func (c *mockDockerClient) CreateContainer(options docker.CreateContainerOptions) (*docker.Container, error) {
args := c.Called(options.Name, options.Config)
return args.Get(0).(*docker.Container), args.Error(1)
}
func (c *mockDockerClient) RemoveContainer(options docker.RemoveContainerOptions) error {
args := c.Called(options)
return args.Error(0)
}
func (c *mockDockerClient) StartContainer(id string, config *docker.HostConfig) error {
args := c.Called(id, config)
return args.Error(0)
}
func (c *mockDockerClient) AttachToContainer(options docker.AttachToContainerOptions) error {
args := c.Called(options)
return args.Error(0)
}
func (c *mockDockerClient) StopContainer(id string, timeout uint) error {
args := c.Called(id, timeout)
return args.Error(0)
}
func (c *mockDockerClient) WaitContainer(id string) (int, error) {
args := c.Called(id)
return args.Int(0), args.Error(1)
}