func TestExternalGetErrsWhenExternalCliErrs(t *testing.T) {
fs, runner, uuidGen, configPath := getExternalBlobstoreDependencies()
blobstore := NewExternalBlobstore("fake-provider", map[string]string{}, fs, runner, uuidGen, configPath)
tempFile, err := fs.TempFile("bosh-blobstore-external-TestGetErrsWhenExternalCliErrs")
assert.NoError(t, err)
fs.ReturnTempFile = tempFile
defer fs.RemoveAll(tempFile.Name())
expectedCmd := []string{
"bosh-blobstore-fake-provider", "-c", configPath, "get",
"fake-blob-id",
tempFile.Name(),
}
runner.AddCmdResult(strings.Join(expectedCmd, " "), fakesys.FakeCmdResult{Error: errors.New("fake-error")})
fileName, err := blobstore.Get("fake-blob-id", "")
assert.Error(t, err)
assert.Contains(t, err.Error(), "fake-error")
// cleans up temporary file
assert.Empty(t, fileName)
assert.False(t, fs.FileExists(tempFile.Name()))
}
func TestExternalGet(t *testing.T) {
fs, runner, uuidGen, configPath := getExternalBlobstoreDependencies()
blobstore := NewExternalBlobstore("fake-provider", map[string]string{}, fs, runner, uuidGen, configPath)
tempFile, err := fs.TempFile("bosh-blobstore-external-TestGet")
assert.NoError(t, err)
fs.ReturnTempFile = tempFile
defer fs.RemoveAll(tempFile.Name())
fileName, err := blobstore.Get("fake-blob-id", "")
assert.NoError(t, err)
// downloads correct blob
assert.Equal(t, 1, len(runner.RunCommands))
assert.Equal(t, []string{
"bosh-blobstore-fake-provider", "-c", configPath, "get",
"fake-blob-id",
tempFile.Name(),
}, runner.RunCommands[0])
// keeps the file
assert.Equal(t, fileName, tempFile.Name())
assert.True(t, fs.FileExists(tempFile.Name()))
}
func TestExternalGetErrsWhenTempFileCreateErrs(t *testing.T) {
fs, runner, uuidGen, configPath := getExternalBlobstoreDependencies()
blobstore := NewExternalBlobstore("fake-provider", map[string]string{}, fs, runner, uuidGen, configPath)
fs.TempFileError = errors.New("fake-error")
fileName, err := blobstore.Get("fake-blob-id", "")
assert.Error(t, err)
assert.Contains(t, err.Error(), "fake-error")
assert.Empty(t, fileName)
}
func init() {
Describe("Testing with Ginkgo", func() {
It("external validate writes config file", func() {
fs, runner, uuidGen, configPath := getExternalBlobstoreDependencies()
options := map[string]string{"fake-key": "fake-value"}
blobstore := NewExternalBlobstore("fake-provider", options, fs, runner, uuidGen, configPath)
runner.CommandExistsValue = true
assert.NoError(GinkgoT(), blobstore.Validate())
s3CliConfig, err := fs.ReadFileString(configPath)
Expect(err).ToNot(HaveOccurred())
expectedJson := map[string]string{"fake-key": "fake-value"}
boshassert.MatchesJsonString(GinkgoT(), expectedJson, s3CliConfig)
})
It("external validate errors when command not in path", func() {
fs, runner, uuidGen, configPath := getExternalBlobstoreDependencies()
options := map[string]string{}
blobstore := NewExternalBlobstore("fake-provider", options, fs, runner, uuidGen, configPath)
assert.Error(GinkgoT(), blobstore.Validate())
})
It("external get", func() {
fs, runner, uuidGen, configPath := getExternalBlobstoreDependencies()
blobstore := NewExternalBlobstore("fake-provider", map[string]string{}, fs, runner, uuidGen, configPath)
tempFile, err := fs.TempFile("bosh-blobstore-external-TestGet")
Expect(err).ToNot(HaveOccurred())
fs.ReturnTempFile = tempFile
defer fs.RemoveAll(tempFile.Name())
fileName, err := blobstore.Get("fake-blob-id", "")
Expect(err).ToNot(HaveOccurred())
Expect(1).To(Equal(len(runner.RunCommands)))
assert.Equal(GinkgoT(), []string{
"bosh-blobstore-fake-provider", "-c", configPath, "get",
"fake-blob-id",
tempFile.Name(),
}, runner.RunCommands[0])
Expect(fileName).To(Equal(tempFile.Name()))
Expect(fs.FileExists(tempFile.Name())).To(BeTrue())
})
It("external get errs when temp file create errs", func() {
fs, runner, uuidGen, configPath := getExternalBlobstoreDependencies()
blobstore := NewExternalBlobstore("fake-provider", map[string]string{}, fs, runner, uuidGen, configPath)
fs.TempFileError = errors.New("fake-error")
fileName, err := blobstore.Get("fake-blob-id", "")
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-error"))
assert.Empty(GinkgoT(), fileName)
})
It("external get errs when external cli errs", func() {
fs, runner, uuidGen, configPath := getExternalBlobstoreDependencies()
blobstore := NewExternalBlobstore("fake-provider", map[string]string{}, fs, runner, uuidGen, configPath)
tempFile, err := fs.TempFile("bosh-blobstore-external-TestGetErrsWhenExternalCliErrs")
Expect(err).ToNot(HaveOccurred())
fs.ReturnTempFile = tempFile
defer fs.RemoveAll(tempFile.Name())
expectedCmd := []string{
"bosh-blobstore-fake-provider", "-c", configPath, "get",
"fake-blob-id",
tempFile.Name(),
}
runner.AddCmdResult(strings.Join(expectedCmd, " "), fakesys.FakeCmdResult{Error: errors.New("fake-error")})
fileName, err := blobstore.Get("fake-blob-id", "")
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-error"))
assert.Empty(GinkgoT(), fileName)
Expect(fs.FileExists(tempFile.Name())).To(BeFalse())
})
It("external clean up", func() {
fs, runner, uuidGen, configPath := getExternalBlobstoreDependencies()
blobstore := NewExternalBlobstore("fake-provider", map[string]string{}, fs, runner, uuidGen, configPath)
file, err := fs.TempFile("bosh-blobstore-external-TestCleanUp")
Expect(err).ToNot(HaveOccurred())
fileName := file.Name()
defer fs.RemoveAll(fileName)
err = blobstore.CleanUp(fileName)
Expect(err).ToNot(HaveOccurred())
Expect(fs.FileExists(fileName)).To(BeFalse())
})
It("external create", func() {
fileName := "../../../fixtures/some.config"
expectedPath, _ := filepath.Abs(fileName)
fs, runner, uuidGen, configPath := getExternalBlobstoreDependencies()
blobstore := NewExternalBlobstore("fake-provider", map[string]string{}, fs, runner, uuidGen, configPath)
uuidGen.GeneratedUuid = "some-uuid"
blobId, fingerprint, err := blobstore.Create(fileName)
Expect(err).ToNot(HaveOccurred())
Expect(blobId).To(Equal("some-uuid"))
assert.Empty(GinkgoT(), fingerprint)
Expect(1).To(Equal(len(runner.RunCommands)))
assert.Equal(GinkgoT(), []string{
"bosh-blobstore-fake-provider", "-c", configPath, "put",
expectedPath, "some-uuid",
}, runner.RunCommands[0])
})
})
}