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package client
import (
"bytes"
"context"
"encoding/json"
"fmt"
"io"
"net/http"
"strings"
"testing"
cerrdefs "github.com/containerd/errdefs"
"github.com/docker/docker/api/types/system"
"gotest.tools/v3/assert"
is "gotest.tools/v3/assert/cmp"
)
func TestInfoServerError(t *testing.T) {
client := &Client{
client: newMockClient(errorMock(http.StatusInternalServerError, "Server error")),
}
_, err := client.Info(context.Background())
assert.Check(t, is.ErrorType(err, cerrdefs.IsInternal))
}
func TestInfoInvalidResponseJSONError(t *testing.T) {
client := &Client{
client: newMockClient(func(req *http.Request) (*http.Response, error) {
return &http.Response{
StatusCode: http.StatusOK,
Body: io.NopCloser(bytes.NewReader([]byte("invalid json"))),
}, nil
}),
}
_, err := client.Info(context.Background())
assert.Check(t, is.ErrorContains(err, "invalid character"))
}
func TestInfo(t *testing.T) {
expectedURL := "/info"
client := &Client{
client: newMockClient(func(req *http.Request) (*http.Response, error) {
if !strings.HasPrefix(req.URL.Path, expectedURL) {
return nil, fmt.Errorf("Expected URL '%s', got '%s'", expectedURL, req.URL)
}
info := &system.Info{
ID: "daemonID",
Containers: 3,
}
b, err := json.Marshal(info)
if err != nil {
return nil, err
}
return &http.Response{
StatusCode: http.StatusOK,
Body: io.NopCloser(bytes.NewReader(b)),
}, nil
}),
}
info, err := client.Info(context.Background())
assert.NilError(t, err)
assert.Check(t, is.Equal(info.ID, "daemonID"))
assert.Check(t, is.Equal(info.Containers, 3))
}
func TestInfoWithDiscoveredDevices(t *testing.T) {
expectedURL := "/info"
client := &Client{
client: newMockClient(func(req *http.Request) (*http.Response, error) {
if !strings.HasPrefix(req.URL.Path, expectedURL) {
return nil, fmt.Errorf("Expected URL '%s', got '%s'", expectedURL, req.URL)
}
info := &system.Info{
ID: "daemonID",
Containers: 3,
DiscoveredDevices: []system.DeviceInfo{
{
Source: "cdi",
ID: "vendor.com/gpu=0",
},
{
Source: "cdi",
ID: "vendor.com/gpu=1",
},
},
}
b, err := json.Marshal(info)
if err != nil {
return nil, err
}
return &http.Response{
StatusCode: http.StatusOK,
Body: io.NopCloser(bytes.NewReader(b)),
}, nil
}),
}
info, err := client.Info(context.Background())
assert.NilError(t, err)
assert.Check(t, is.Equal(info.ID, "daemonID"))
assert.Check(t, is.Equal(info.Containers, 3))
assert.Check(t, is.Len(info.DiscoveredDevices, 2))
device0 := info.DiscoveredDevices[0]
assert.Check(t, is.Equal(device0.Source, "cdi"))
assert.Check(t, is.Equal(device0.ID, "vendor.com/gpu=0"))
device1 := info.DiscoveredDevices[1]
assert.Check(t, is.Equal(device1.Source, "cdi"))
assert.Check(t, is.Equal(device1.ID, "vendor.com/gpu=1"))
}
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