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package client // import "github.com/docker/docker/client"
import (
"bytes"
"context"
"encoding/json"
"fmt"
"io"
"net/http"
"strings"
"testing"
"github.com/docker/docker/api/types/network"
"github.com/docker/docker/errdefs"
"gotest.tools/v3/assert"
is "gotest.tools/v3/assert/cmp"
)
func TestNetworkCreateError(t *testing.T) {
client := &Client{
client: newMockClient(errorMock(http.StatusInternalServerError, "Server error")),
}
_, err := client.NetworkCreate(context.Background(), "mynetwork", network.CreateOptions{})
assert.Check(t, is.ErrorType(err, errdefs.IsSystem))
}
// TestNetworkCreateConnectionError verifies that connection errors occurring
// during API-version negotiation are not shadowed by API-version errors.
//
// Regression test for https://github.com/docker/cli/issues/4890
func TestNetworkCreateConnectionError(t *testing.T) {
client, err := NewClientWithOpts(WithAPIVersionNegotiation(), WithHost("tcp://no-such-host.invalid"))
assert.NilError(t, err)
_, err = client.NetworkCreate(context.Background(), "mynetwork", network.CreateOptions{})
assert.Check(t, is.ErrorType(err, IsErrConnectionFailed))
}
func TestNetworkCreate(t *testing.T) {
expectedURL := "/networks/create"
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)
}
if req.Method != http.MethodPost {
return nil, fmt.Errorf("expected POST method, got %s", req.Method)
}
content, err := json.Marshal(network.CreateResponse{
ID: "network_id",
Warning: "warning",
})
if err != nil {
return nil, err
}
return &http.Response{
StatusCode: http.StatusOK,
Body: io.NopCloser(bytes.NewReader(content)),
}, nil
}),
}
enableIPv6 := true
networkResponse, err := client.NetworkCreate(context.Background(), "mynetwork", network.CreateOptions{
Driver: "mydriver",
EnableIPv6: &enableIPv6,
Internal: true,
Options: map[string]string{
"opt-key": "opt-value",
},
})
if err != nil {
t.Fatal(err)
}
if networkResponse.ID != "network_id" {
t.Fatalf("expected networkResponse.ID to be 'network_id', got %s", networkResponse.ID)
}
if networkResponse.Warning != "warning" {
t.Fatalf("expected networkResponse.Warning to be 'warning', got %s", networkResponse.Warning)
}
}
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