Files
moby/client/container_stats_test.go
2025-08-29 15:17:22 +02:00

74 lines
2.0 KiB
Go

package client
import (
"bytes"
"context"
"fmt"
"io"
"net/http"
"strings"
"testing"
cerrdefs "github.com/containerd/errdefs"
"gotest.tools/v3/assert"
is "gotest.tools/v3/assert/cmp"
)
func TestContainerStatsError(t *testing.T) {
client, err := NewClientWithOpts(WithMockClient(errorMock(http.StatusInternalServerError, "Server error")))
assert.NilError(t, err)
_, err = client.ContainerStats(context.Background(), "nothing", false)
assert.Check(t, is.ErrorType(err, cerrdefs.IsInternal))
_, err = client.ContainerStats(context.Background(), "", false)
assert.Check(t, is.ErrorType(err, cerrdefs.IsInvalidArgument))
assert.Check(t, is.ErrorContains(err, "value is empty"))
_, err = client.ContainerStats(context.Background(), " ", false)
assert.Check(t, is.ErrorType(err, cerrdefs.IsInvalidArgument))
assert.Check(t, is.ErrorContains(err, "value is empty"))
}
func TestContainerStats(t *testing.T) {
expectedURL := "/containers/container_id/stats"
cases := []struct {
stream bool
expectedStream string
}{
{
expectedStream: "0",
},
{
stream: true,
expectedStream: "1",
},
}
for _, c := range cases {
client, err := NewClientWithOpts(WithMockClient(func(r *http.Request) (*http.Response, error) {
if !strings.HasPrefix(r.URL.Path, expectedURL) {
return nil, fmt.Errorf("expected URL '%s', got '%s'", expectedURL, r.URL)
}
query := r.URL.Query()
stream := query.Get("stream")
if stream != c.expectedStream {
return nil, fmt.Errorf("stream not set in URL query properly. Expected '%s', got %s", c.expectedStream, stream)
}
return &http.Response{
StatusCode: http.StatusOK,
Body: io.NopCloser(bytes.NewReader([]byte("response"))),
}, nil
}))
assert.NilError(t, err)
resp, err := client.ContainerStats(context.Background(), "container_id", c.stream)
assert.NilError(t, err)
t.Cleanup(func() {
_ = resp.Body.Close()
})
content, err := io.ReadAll(resp.Body)
assert.NilError(t, err)
assert.Check(t, is.Equal(string(content), "response"))
}
}