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package client
import (
"bytes"
"context"
"io"
"net/http"
"net/url"
"testing"
cerrdefs "github.com/containerd/errdefs"
ocispec "github.com/opencontainers/image-spec/specs-go/v1"
"gotest.tools/v3/assert"
is "gotest.tools/v3/assert/cmp"
)
func TestImageSaveError(t *testing.T) {
client := &Client{
client: newMockClient(errorMock(http.StatusInternalServerError, "Server error")),
}
armv64 := ocispec.Platform{Architecture: "arm64", OS: "linux", Variant: "v8"}
_, err := client.ImageSave(context.Background(), []string{"nothing"}, ImageSaveWithPlatforms(armv64))
assert.Check(t, is.ErrorType(err, cerrdefs.IsInternal))
}
func TestImageSave(t *testing.T) {
const (
expectedURL = "/images/get"
expectedOutput = "outputBody"
)
tests := []struct {
doc string
options []ImageSaveOption
expectedQueryParams url.Values
}{
{
doc: "no platform",
expectedQueryParams: url.Values{
"names": {"image_id1", "image_id2"},
},
},
{
doc: "platform",
options: []ImageSaveOption{
ImageSaveWithPlatforms(ocispec.Platform{Architecture: "arm64", OS: "linux", Variant: "v8"}),
},
expectedQueryParams: url.Values{
"names": {"image_id1", "image_id2"},
"platform": {`{"architecture":"arm64","os":"linux","variant":"v8"}`},
},
},
{
doc: "multiple platforms",
options: []ImageSaveOption{
ImageSaveWithPlatforms(
ocispec.Platform{Architecture: "arm64", OS: "linux", Variant: "v8"},
ocispec.Platform{Architecture: "amd64", OS: "linux"},
),
},
expectedQueryParams: url.Values{
"names": {"image_id1", "image_id2"},
"platform": {`{"architecture":"arm64","os":"linux","variant":"v8"}`, `{"architecture":"amd64","os":"linux"}`},
},
},
}
for _, tc := range tests {
t.Run(tc.doc, func(t *testing.T) {
client := &Client{
client: newMockClient(func(req *http.Request) (*http.Response, error) {
assert.Check(t, is.Equal(req.URL.Path, expectedURL))
assert.Check(t, is.DeepEqual(req.URL.Query(), tc.expectedQueryParams))
return &http.Response{
StatusCode: http.StatusOK,
Body: io.NopCloser(bytes.NewReader([]byte(expectedOutput))),
}, nil
}),
}
resp, err := client.ImageSave(context.Background(), []string{"image_id1", "image_id2"}, tc.options...)
assert.NilError(t, err)
defer assert.NilError(t, resp.Close())
body, err := io.ReadAll(resp)
assert.NilError(t, err)
assert.Check(t, is.Equal(string(body), expectedOutput))
})
}
}
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