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image_test.go
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image_test.go
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package imagestore_test
import (
"path/filepath"
"testing"
"github.com/mistifyio/mistify-agent/rpc"
"github.com/pborman/uuid"
"github.com/stretchr/testify/suite"
)
type imageTestCase struct {
description string
request *rpc.ImageRequest
expectedErr bool
}
type ImageTestSuite struct {
APITestSuite
}
func TestImageTestSuite(t *testing.T) {
suite.Run(t, new(ImageTestSuite))
}
func (s *ImageTestSuite) runTestCases(method string, tests []*imageTestCase) {
basicTests := []*imageTestCase{
{"missing id",
&rpc.ImageRequest{}, true},
{"non-existant id",
&rpc.ImageRequest{ID: "asdf"}, true},
{"valid id",
&rpc.ImageRequest{ID: s.ImageID}, false},
}
tests = append(basicTests, tests...)
for _, test := range tests {
msg := func(val string) string {
return test.description + " : " + val
}
response := &rpc.ImageResponse{}
err := s.Client.Do("ImageStore."+method, test.request, response)
images := response.Images
if test.expectedErr {
s.Error(err, msg("should error"))
s.Len(images, 0, msg("bad request shouldn't return any images"))
} else {
s.NoError(err, msg("shouldn't error"))
s.Len(images, 1, msg("should return the correct number of images"))
s.Equal(test.request.ID, images[0].ID, msg("should return the correct image"))
s.Equal("complete", images[0].Status, msg("should be a complete image"))
}
}
}
func (s *ImageTestSuite) TestRequestImage() {
tests := []*imageTestCase{
{"valid id already fetched",
&rpc.ImageRequest{ID: s.ImageID}, false},
{"gzipped image",
&rpc.ImageRequest{ID: "gzipID"}, false},
}
s.runTestCases("RequestImage", tests)
}
func (s *ImageTestSuite) TestListImages() {
response := &rpc.ImageResponse{}
request := &rpc.ImageRequest{}
s.NoError(s.Client.Do("ImageStore.ListImages", request, response))
s.Len(response.Images, 0)
s.fetchImage()
s.NoError(s.Client.Do("ImageStore.ListImages", request, response))
s.Len(response.Images, 1)
}
func (s *ImageTestSuite) TestGetImage() {
s.fetchImage()
s.runTestCases("GetImage", nil)
}
func (s *ImageTestSuite) TestDeleteImage() {
s.fetchImage()
s.runTestCases("DeleteImage", nil)
}
// TODO: Sort out the clone functionality and then test it better
func (s *ImageTestSuite) TestCloneImage() {
image := s.fetchImage()
dest := filepath.Join(filepath.Dir(image.Volume), uuid.New())
tests := []struct {
description string
request *rpc.ImageRequest
expectedErr bool
}{
{"missing id",
&rpc.ImageRequest{Dest: dest}, true},
{"missing dest",
&rpc.ImageRequest{ID: "asdf"}, true},
{"non-existant id",
&rpc.ImageRequest{ID: "asdf", Dest: dest}, true},
{"valid id",
&rpc.ImageRequest{ID: s.ImageID, Dest: dest}, false},
}
for _, test := range tests {
response := &rpc.VolumeResponse{}
err := s.Client.Do("ImageStore.CloneImage", test.request, response)
volumes := response.Volumes
if test.expectedErr {
s.Error(err)
s.Len(volumes, 0)
} else {
s.NoError(err)
s.Len(volumes, 1)
s.Equal(dest, volumes[0].ID)
}
}
}
func (s *ImageTestSuite) TestRequestClone() {
image := s.fetchImage()
dest := filepath.Join(filepath.Dir(image.Volume), uuid.New())
tests := []struct {
description string
name string
dest string
expectedErr bool
}{
{"missing id",
"", dest, true},
{"missing dest",
"asdf", "", true},
{"non-existant id",
"asdf", dest, true},
{"valid id",
s.ImageID, dest, false},
}
for _, test := range tests {
dataset, err := s.Store.RequestClone(test.name, test.dest)
if test.expectedErr {
s.Error(err)
s.Nil(dataset)
} else {
s.NoError(err)
s.Equal(dest, dataset.Name)
}
}
}