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package client // import "github.com/docker/docker/client"
import (
"bytes"
"context"
"encoding/json"
"errors"
"io"
"net/http"
"strings"
"testing"
"github.com/docker/docker/api/types"
"github.com/docker/docker/api/types/network"
"github.com/docker/docker/errdefs"
"gotest.tools/v3/assert"
is "gotest.tools/v3/assert/cmp"
)
func TestNetworkInspect(t *testing.T) {
client := &Client{
client: newMockClient(func(req *http.Request) (*http.Response, error) {
if req.Method != http.MethodGet {
return nil, errors.New("expected GET method, got " + req.Method)
}
if req.URL.Path == "/networks/" {
return errorMock(http.StatusInternalServerError, "client should not make a request for empty IDs")(req)
}
if strings.HasPrefix(req.URL.Path, "/networks/unknown") {
return errorMock(http.StatusNotFound, "Error: No such network: unknown")(req)
}
if strings.HasPrefix(req.URL.Path, "/networks/test-500-response") {
return errorMock(http.StatusInternalServerError, "Server error")(req)
}
// other test-cases all use "network_id"
if !strings.HasPrefix(req.URL.Path, "/networks/network_id") {
return nil, errors.New("expected URL '/networks/network_id', got " + req.URL.Path)
}
if strings.Contains(req.URL.RawQuery, "scope=global") {
return errorMock(http.StatusNotFound, "Error: No such network: network_id")(req)
}
var (
content []byte
err error
)
if strings.Contains(req.URL.RawQuery, "verbose=true") {
s := map[string]network.ServiceInfo{
"web": {},
}
content, err = json.Marshal(types.NetworkResource{
Name: "mynetwork",
Services: s,
})
} else {
content, err = json.Marshal(types.NetworkResource{
Name: "mynetwork",
})
}
if err != nil {
return nil, err
}
return &http.Response{
Header: http.Header{"Content-Type": []string{"application/json"}},
StatusCode: http.StatusOK,
Body: io.NopCloser(bytes.NewReader(content)),
}, nil
}),
}
t.Run("empty ID", func(t *testing.T) {
// verify that the client does not create a request if the network-ID/name is empty.
_, err := client.NetworkInspect(context.Background(), "", types.NetworkInspectOptions{})
assert.Check(t, is.ErrorType(err, errdefs.IsNotFound))
})
t.Run("no options", func(t *testing.T) {
r, err := client.NetworkInspect(context.Background(), "network_id", types.NetworkInspectOptions{})
assert.NilError(t, err)
assert.Equal(t, r.Name, "mynetwork")
})
t.Run("verbose", func(t *testing.T) {
r, err := client.NetworkInspect(context.Background(), "network_id", types.NetworkInspectOptions{Verbose: true})
assert.NilError(t, err)
assert.Equal(t, r.Name, "mynetwork")
_, ok := r.Services["web"]
if !ok {
t.Fatalf("expected service `web` missing in the verbose output")
}
})
t.Run("global scope", func(t *testing.T) {
_, err := client.NetworkInspect(context.Background(), "network_id", types.NetworkInspectOptions{Scope: "global"})
assert.Check(t, is.ErrorContains(err, "Error: No such network: network_id"))
assert.Check(t, is.ErrorType(err, errdefs.IsNotFound))
})
t.Run("unknown network", func(t *testing.T) {
_, err := client.NetworkInspect(context.Background(), "unknown", types.NetworkInspectOptions{})
assert.Check(t, is.ErrorContains(err, "Error: No such network: unknown"))
assert.Check(t, is.ErrorType(err, errdefs.IsNotFound))
})
t.Run("server error", func(t *testing.T) {
// Just testing that an internal server error is converted correctly by the client
_, err := client.NetworkInspect(context.Background(), "test-500-response", types.NetworkInspectOptions{})
assert.Check(t, is.ErrorType(err, errdefs.IsSystem))
})
}
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