90 lines
2.8 KiB
Go
90 lines
2.8 KiB
Go
package main
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import (
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"os/exec"
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"runtime"
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"strings"
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"github.com/docker/docker/pkg/integration/checker"
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"github.com/go-check/check"
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)
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func init() {
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// FIXME. Temporarily turning this off for Windows as GH16039 was breaking
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// Windows to Linux CI @icecrime
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if runtime.GOOS != "windows" {
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check.Suite(newDockerHubPullSuite())
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}
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}
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// DockerHubPullSuite provides an isolated daemon that doesn't have all the
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// images that are baked into our 'global' test environment daemon (e.g.,
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// busybox, httpserver, ...).
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//
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// We use it for push/pull tests where we want to start fresh, and measure the
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// relative impact of each individual operation. As part of this suite, all
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// images are removed after each test.
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type DockerHubPullSuite struct {
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d *Daemon
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ds *DockerSuite
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}
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// newDockerHubPullSuite returns a new instance of a DockerHubPullSuite.
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func newDockerHubPullSuite() *DockerHubPullSuite {
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return &DockerHubPullSuite{
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ds: &DockerSuite{},
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}
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}
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// SetUpSuite starts the suite daemon.
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func (s *DockerHubPullSuite) SetUpSuite(c *check.C) {
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testRequires(c, DaemonIsLinux)
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s.d = NewDaemon(c)
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err := s.d.Start()
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c.Assert(err, checker.IsNil, check.Commentf("starting push/pull test daemon: %v", err))
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}
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// TearDownSuite stops the suite daemon.
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func (s *DockerHubPullSuite) TearDownSuite(c *check.C) {
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if s.d != nil {
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err := s.d.Stop()
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c.Assert(err, checker.IsNil, check.Commentf("stopping push/pull test daemon: %v", err))
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}
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}
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// SetUpTest declares that all tests of this suite require network.
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func (s *DockerHubPullSuite) SetUpTest(c *check.C) {
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testRequires(c, Network)
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}
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// TearDownTest removes all images from the suite daemon.
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func (s *DockerHubPullSuite) TearDownTest(c *check.C) {
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out := s.Cmd(c, "images", "-aq")
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images := strings.Split(out, "\n")
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images = append([]string{"rmi", "-f"}, images...)
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s.d.Cmd(images...)
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s.ds.TearDownTest(c)
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}
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// Cmd executes a command against the suite daemon and returns the combined
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// output. The function fails the test when the command returns an error.
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func (s *DockerHubPullSuite) Cmd(c *check.C, name string, arg ...string) string {
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out, err := s.CmdWithError(name, arg...)
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c.Assert(err, checker.IsNil, check.Commentf("%q failed with errors: %s, %v", strings.Join(arg, " "), out, err))
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return out
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}
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// CmdWithError executes a command against the suite daemon and returns the
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// combined output as well as any error.
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func (s *DockerHubPullSuite) CmdWithError(name string, arg ...string) (string, error) {
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c := s.MakeCmd(name, arg...)
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b, err := c.CombinedOutput()
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return string(b), err
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}
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// MakeCmd returns an exec.Cmd command to run against the suite daemon.
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func (s *DockerHubPullSuite) MakeCmd(name string, arg ...string) *exec.Cmd {
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args := []string{"--host", s.d.sock(), name}
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args = append(args, arg...)
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return exec.Command(dockerBinary, args...)
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}
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