package docker

import "testing"

func TestCreateNumberHostname(t *testing.T) {
	eng := NewTestEngine(t)
	defer mkDaemonFromEngine(eng, t).Nuke()

	config, _, _, err := parseRun([]string{"-h", "web.0", unitTestImageID, "echo test"})
	if err != nil {
		t.Fatal(err)
	}

	createTestContainer(eng, config, t)
}

func TestRunWithTooLowMemoryLimit(t *testing.T) {
	eng := NewTestEngine(t)
	defer mkDaemonFromEngine(eng, t).Nuke()

	// Try to create a container with a memory limit of 1 byte less than the minimum allowed limit.
	job := eng.Job("create")
	job.Setenv("Image", unitTestImageID)
	job.Setenv("Memory", "524287")
	job.Setenv("CpuShares", "1000")
	job.SetenvList("Cmd", []string{"/bin/cat"})
	if err := job.Run(); err == nil {
		t.Errorf("Memory limit is smaller than the allowed limit. Container creation should've failed!")
	}
}

func TestImagesFilter(t *testing.T) {
	eng := NewTestEngine(t)
	defer nuke(mkDaemonFromEngine(eng, t))

	if err := eng.Job("tag", unitTestImageName, "utest", "tag1").Run(); err != nil {
		t.Fatal(err)
	}

	if err := eng.Job("tag", unitTestImageName, "utest/docker", "tag2").Run(); err != nil {
		t.Fatal(err)
	}

	if err := eng.Job("tag", unitTestImageName, "utest:5000/docker", "tag3").Run(); err != nil {
		t.Fatal(err)
	}

	images := getImages(eng, t, false, "utest*/*")

	if len(images[0].RepoTags) != 2 {
		t.Fatal("incorrect number of matches returned")
	}

	images = getImages(eng, t, false, "utest")

	if len(images[0].RepoTags) != 1 {
		t.Fatal("incorrect number of matches returned")
	}

	images = getImages(eng, t, false, "utest*")

	if len(images[0].RepoTags) != 1 {
		t.Fatal("incorrect number of matches returned")
	}

	images = getImages(eng, t, false, "*5000*/*")

	if len(images[0].RepoTags) != 1 {
		t.Fatal("incorrect number of matches returned")
	}
}