moby/integration/container/wait_test.go
2020-02-11 00:06:42 +01:00

102 lines
2.7 KiB
Go

package container // import "github.com/docker/docker/integration/container"
import (
"context"
"testing"
"time"
"github.com/docker/docker/integration/internal/container"
"github.com/docker/docker/testutil/request"
"gotest.tools/v3/assert"
is "gotest.tools/v3/assert/cmp"
"gotest.tools/v3/poll"
"gotest.tools/v3/skip"
)
func TestWaitNonBlocked(t *testing.T) {
defer setupTest(t)()
cli := request.NewAPIClient(t)
testCases := []struct {
doc string
cmd string
expectedCode int64
}{
{
doc: "wait-nonblocking-exit-0",
cmd: "exit 0",
expectedCode: 0,
},
{
doc: "wait-nonblocking-exit-random",
cmd: "exit 99",
expectedCode: 99,
},
}
for _, tc := range testCases {
tc := tc
t.Run(tc.doc, func(t *testing.T) {
t.Parallel()
ctx := context.Background()
containerID := container.Run(ctx, t, cli, container.WithCmd("sh", "-c", tc.cmd))
poll.WaitOn(t, container.IsInState(ctx, cli, containerID, "exited"), poll.WithTimeout(30*time.Second), poll.WithDelay(100*time.Millisecond))
waitResC, errC := cli.ContainerWait(ctx, containerID, "")
select {
case err := <-errC:
assert.NilError(t, err)
case waitRes := <-waitResC:
assert.Check(t, is.Equal(tc.expectedCode, waitRes.StatusCode))
}
})
}
}
func TestWaitBlocked(t *testing.T) {
// Windows busybox does not support trap in this way, not sleep with sub-second
// granularity. It will always exit 0x40010004.
skip.If(t, testEnv.DaemonInfo.OSType != "linux")
defer setupTest(t)()
cli := request.NewAPIClient(t)
testCases := []struct {
doc string
cmd string
expectedCode int64
}{
{
doc: "test-wait-blocked-exit-zero",
cmd: "trap 'exit 0' TERM; while true; do usleep 10; done",
expectedCode: 0,
},
{
doc: "test-wait-blocked-exit-random",
cmd: "trap 'exit 99' TERM; while true; do usleep 10; done",
expectedCode: 99,
},
}
for _, tc := range testCases {
tc := tc
t.Run(tc.doc, func(t *testing.T) {
t.Parallel()
ctx := context.Background()
containerID := container.Run(ctx, t, cli, container.WithCmd("sh", "-c", tc.cmd))
poll.WaitOn(t, container.IsInState(ctx, cli, containerID, "running"), poll.WithTimeout(30*time.Second), poll.WithDelay(100*time.Millisecond))
waitResC, errC := cli.ContainerWait(ctx, containerID, "")
err := cli.ContainerStop(ctx, containerID, nil)
assert.NilError(t, err)
select {
case err := <-errC:
assert.NilError(t, err)
case waitRes := <-waitResC:
assert.Check(t, is.Equal(tc.expectedCode, waitRes.StatusCode))
case <-time.After(2 * time.Second):
t.Fatal("timeout waiting for `docker wait`")
}
})
}
}