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107 lines
2.8 KiB
Go
107 lines
2.8 KiB
Go
package client // import "github.com/docker/docker/client"
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import (
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"bytes"
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"context"
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"fmt"
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"io/ioutil"
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"math/rand"
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"net/http"
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"strings"
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"testing"
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"github.com/docker/docker/api/types"
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"github.com/docker/docker/errdefs"
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"gotest.tools/assert"
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is "gotest.tools/assert/cmp"
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)
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// TestSetHostHeader should set fake host for local communications, set real host
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// for normal communications.
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func TestSetHostHeader(t *testing.T) {
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testURL := "/test"
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testCases := []struct {
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host string
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expectedHost string
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expectedURLHost string
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}{
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{
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"unix:///var/run/docker.sock",
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"docker",
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"/var/run/docker.sock",
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},
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{
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"npipe:////./pipe/docker_engine",
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"docker",
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"//./pipe/docker_engine",
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},
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{
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"tcp://0.0.0.0:4243",
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"",
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"0.0.0.0:4243",
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},
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{
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"tcp://localhost:4243",
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"",
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"localhost:4243",
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},
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}
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for c, test := range testCases {
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hostURL, err := ParseHostURL(test.host)
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assert.NilError(t, err)
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client := &Client{
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client: newMockClient(func(req *http.Request) (*http.Response, error) {
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if !strings.HasPrefix(req.URL.Path, testURL) {
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return nil, fmt.Errorf("Test Case #%d: Expected URL %q, got %q", c, testURL, req.URL)
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}
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if req.Host != test.expectedHost {
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return nil, fmt.Errorf("Test Case #%d: Expected host %q, got %q", c, test.expectedHost, req.Host)
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}
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if req.URL.Host != test.expectedURLHost {
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return nil, fmt.Errorf("Test Case #%d: Expected URL host %q, got %q", c, test.expectedURLHost, req.URL.Host)
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}
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return &http.Response{
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StatusCode: http.StatusOK,
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Body: ioutil.NopCloser(bytes.NewReader([]byte(""))),
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}, nil
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}),
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proto: hostURL.Scheme,
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addr: hostURL.Host,
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basePath: hostURL.Path,
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}
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_, err = client.sendRequest(context.Background(), http.MethodGet, testURL, nil, nil, nil)
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assert.NilError(t, err)
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}
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}
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// TestPlainTextError tests the server returning an error in plain text for
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// backwards compatibility with API versions <1.24. All other tests use
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// errors returned as JSON
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func TestPlainTextError(t *testing.T) {
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client := &Client{
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client: newMockClient(plainTextErrorMock(http.StatusInternalServerError, "Server error")),
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}
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_, err := client.ContainerList(context.Background(), types.ContainerListOptions{})
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if !errdefs.IsSystem(err) {
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t.Fatalf("expected a Server Error, got %[1]T: %[1]v", err)
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}
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}
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func TestInfiniteError(t *testing.T) {
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infinitR := rand.New(rand.NewSource(42))
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client := &Client{
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client: newMockClient(func(req *http.Request) (*http.Response, error) {
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resp := &http.Response{StatusCode: http.StatusInternalServerError}
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resp.Header = http.Header{}
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resp.Body = ioutil.NopCloser(infinitR)
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return resp, nil
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}),
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}
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_, err := client.Ping(context.Background())
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assert.Check(t, is.ErrorContains(err, "request returned Internal Server Error"))
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}
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