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package docker
import (
"context"
"errors"
"net/http"
"net/url"
"testing"
"time"
)
func TestWaitContainer(t *testing.T) {
t.Parallel()
fakeRT := &FakeRoundTripper{message: `{"StatusCode": 56}`, status: http.StatusOK}
client := newTestClient(fakeRT)
id := "4fa6e0f0c6786287e131c3852c58a2e01cc697a68231826813597e4994f1d6e2"
status, err := client.WaitContainer(id)
if err != nil {
t.Fatal(err)
}
if status != 56 {
t.Errorf("WaitContainer(%q): wrong return. Want 56. Got %d.", id, status)
}
req := fakeRT.requests[0]
if req.Method != http.MethodPost {
t.Errorf("WaitContainer(%q): wrong HTTP method. Want %q. Got %q.", id, http.MethodPost, req.Method)
}
expectedURL, _ := url.Parse(client.getURL("/containers/" + id + "/wait"))
if gotPath := req.URL.Path; gotPath != expectedURL.Path {
t.Errorf("WaitContainer(%q): Wrong path in request. Want %q. Got %q.", id, expectedURL.Path, gotPath)
}
}
func TestWaitContainerWithContext(t *testing.T) {
t.Parallel()
fakeRT := &FakeRoundTripper{message: `{"StatusCode": 56}`, status: http.StatusOK}
client := newTestClient(fakeRT)
id := "4fa6e0f0c6786287e131c3852c58a2e01cc697a68231826813597e4994f1d6e2"
ctx, cancel := context.WithTimeout(context.TODO(), 1*time.Second)
defer cancel()
var status int
waitError := make(chan error)
go func() {
var err error
status, err = client.WaitContainerWithContext(id, ctx)
waitError <- err
}()
select {
case err := <-waitError:
if err != nil {
t.Fatal(err)
}
if status != 56 {
t.Errorf("WaitContainer(%q): wrong return. Want 56. Got %d.", id, status)
}
req := fakeRT.requests[0]
if req.Method != http.MethodPost {
t.Errorf("WaitContainer(%q): wrong HTTP method. Want %q. Got %q.", id, http.MethodPost, req.Method)
}
expectedURL, _ := url.Parse(client.getURL("/containers/" + id + "/wait"))
if gotPath := req.URL.Path; gotPath != expectedURL.Path {
t.Errorf("WaitContainer(%q): Wrong path in request. Want %q. Got %q.", id, expectedURL.Path, gotPath)
}
case <-ctx.Done():
// Context was canceled unexpectedly. Report the same.
t.Fatalf("Context canceled when waiting for wait container response: %v", ctx.Err())
}
}
func TestWaitContainerNotFound(t *testing.T) {
t.Parallel()
client := newTestClient(&FakeRoundTripper{message: "no such container", status: http.StatusNotFound})
_, err := client.WaitContainer("a2334")
expectNoSuchContainer(t, "a2334", err)
}
func TestWaitContainerWhenContextTimesOut(t *testing.T) {
t.Parallel()
rt := sleepyRoudTripper{sleepDuration: 200 * time.Millisecond}
client := newTestClient(&rt)
ctx, cancel := context.WithTimeout(context.TODO(), 100*time.Millisecond)
defer cancel()
_, err := client.WaitContainerWithContext("id", ctx)
if !errors.Is(err, context.DeadlineExceeded) {
t.Errorf("Expected 'DeadlineExceededError', got: %v", err)
}
}
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