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- package main
- import (
- "os/exec"
- "strings"
- "testing"
- "time"
- )
- func TestPsListContainers(t *testing.T) {
- runCmd := exec.Command(dockerBinary, "run", "-d", "busybox", "top")
- out, _, err := runCommandWithOutput(runCmd)
- errorOut(err, t, out)
- firstID := stripTrailingCharacters(out)
- runCmd = exec.Command(dockerBinary, "run", "-d", "busybox", "top")
- out, _, err = runCommandWithOutput(runCmd)
- errorOut(err, t, out)
- secondID := stripTrailingCharacters(out)
- // not long running
- runCmd = exec.Command(dockerBinary, "run", "-d", "busybox", "true")
- out, _, err = runCommandWithOutput(runCmd)
- errorOut(err, t, out)
- thirdID := stripTrailingCharacters(out)
- runCmd = exec.Command(dockerBinary, "run", "-d", "busybox", "top")
- out, _, err = runCommandWithOutput(runCmd)
- errorOut(err, t, out)
- fourthID := stripTrailingCharacters(out)
- // make sure third one is not running
- runCmd = exec.Command(dockerBinary, "wait", thirdID)
- out, _, err = runCommandWithOutput(runCmd)
- errorOut(err, t, out)
- // all
- runCmd = exec.Command(dockerBinary, "ps", "-a")
- out, _, err = runCommandWithOutput(runCmd)
- errorOut(err, t, out)
- if !assertContainerList(out, []string{fourthID, thirdID, secondID, firstID}) {
- t.Error("Container list is not in the correct order")
- }
- // running
- runCmd = exec.Command(dockerBinary, "ps")
- out, _, err = runCommandWithOutput(runCmd)
- errorOut(err, t, out)
- if !assertContainerList(out, []string{fourthID, secondID, firstID}) {
- t.Error("Container list is not in the correct order")
- }
- // from here all flag '-a' is ignored
- // limit
- runCmd = exec.Command(dockerBinary, "ps", "-n=2", "-a")
- out, _, err = runCommandWithOutput(runCmd)
- errorOut(err, t, out)
- expected := []string{fourthID, thirdID}
- if !assertContainerList(out, expected) {
- t.Error("Container list is not in the correct order")
- }
- runCmd = exec.Command(dockerBinary, "ps", "-n=2")
- out, _, err = runCommandWithOutput(runCmd)
- errorOut(err, t, out)
- if !assertContainerList(out, expected) {
- t.Error("Container list is not in the correct order")
- }
- // since
- runCmd = exec.Command(dockerBinary, "ps", "--since", firstID, "-a")
- out, _, err = runCommandWithOutput(runCmd)
- errorOut(err, t, out)
- expected = []string{fourthID, thirdID, secondID}
- if !assertContainerList(out, expected) {
- t.Error("Container list is not in the correct order")
- }
- runCmd = exec.Command(dockerBinary, "ps", "--since", firstID)
- out, _, err = runCommandWithOutput(runCmd)
- errorOut(err, t, out)
- if !assertContainerList(out, expected) {
- t.Error("Container list is not in the correct order")
- }
- // before
- runCmd = exec.Command(dockerBinary, "ps", "--before", thirdID, "-a")
- out, _, err = runCommandWithOutput(runCmd)
- errorOut(err, t, out)
- expected = []string{secondID, firstID}
- if !assertContainerList(out, expected) {
- t.Error("Container list is not in the correct order")
- }
- runCmd = exec.Command(dockerBinary, "ps", "--before", thirdID)
- out, _, err = runCommandWithOutput(runCmd)
- errorOut(err, t, out)
- if !assertContainerList(out, expected) {
- t.Error("Container list is not in the correct order")
- }
- // since & before
- runCmd = exec.Command(dockerBinary, "ps", "--since", firstID, "--before", fourthID, "-a")
- out, _, err = runCommandWithOutput(runCmd)
- errorOut(err, t, out)
- expected = []string{thirdID, secondID}
- if !assertContainerList(out, expected) {
- t.Error("Container list is not in the correct order")
- }
- runCmd = exec.Command(dockerBinary, "ps", "--since", firstID, "--before", fourthID)
- out, _, err = runCommandWithOutput(runCmd)
- errorOut(err, t, out)
- if !assertContainerList(out, expected) {
- t.Error("Container list is not in the correct order")
- }
- // since & limit
- runCmd = exec.Command(dockerBinary, "ps", "--since", firstID, "-n=2", "-a")
- out, _, err = runCommandWithOutput(runCmd)
- errorOut(err, t, out)
- expected = []string{fourthID, thirdID}
- if !assertContainerList(out, expected) {
- t.Error("Container list is not in the correct order")
- }
- runCmd = exec.Command(dockerBinary, "ps", "--since", firstID, "-n=2")
- out, _, err = runCommandWithOutput(runCmd)
- errorOut(err, t, out)
- if !assertContainerList(out, expected) {
- t.Error("Container list is not in the correct order")
- }
- // before & limit
- runCmd = exec.Command(dockerBinary, "ps", "--before", fourthID, "-n=1", "-a")
- out, _, err = runCommandWithOutput(runCmd)
- errorOut(err, t, out)
- expected = []string{thirdID}
- if !assertContainerList(out, expected) {
- t.Error("Container list is not in the correct order")
- }
- runCmd = exec.Command(dockerBinary, "ps", "--before", fourthID, "-n=1")
- out, _, err = runCommandWithOutput(runCmd)
- errorOut(err, t, out)
- if !assertContainerList(out, expected) {
- t.Error("Container list is not in the correct order")
- }
- // since & before & limit
- runCmd = exec.Command(dockerBinary, "ps", "--since", firstID, "--before", fourthID, "-n=1", "-a")
- out, _, err = runCommandWithOutput(runCmd)
- errorOut(err, t, out)
- expected = []string{thirdID}
- if !assertContainerList(out, expected) {
- t.Error("Container list is not in the correct order")
- }
- runCmd = exec.Command(dockerBinary, "ps", "--since", firstID, "--before", fourthID, "-n=1")
- out, _, err = runCommandWithOutput(runCmd)
- errorOut(err, t, out)
- if !assertContainerList(out, expected) {
- t.Error("Container list is not in the correct order")
- }
- deleteAllContainers()
- logDone("ps - test ps options")
- }
- func assertContainerList(out string, expected []string) bool {
- lines := strings.Split(strings.Trim(out, "\n "), "\n")
- if len(lines)-1 != len(expected) {
- return false
- }
- containerIdIndex := strings.Index(lines[0], "CONTAINER ID")
- for i := 0; i < len(expected); i++ {
- foundID := lines[i+1][containerIdIndex : containerIdIndex+12]
- if foundID != expected[i][:12] {
- return false
- }
- }
- return true
- }
- func TestPsListContainersSize(t *testing.T) {
- name := "test_size"
- runCmd := exec.Command(dockerBinary, "run", "--name", name, "busybox", "sh", "-c", "echo 1 > test")
- out, _, err := runCommandWithOutput(runCmd)
- errorOut(err, t, out)
- id, err := getIDByName(name)
- if err != nil {
- t.Fatal(err)
- }
- runCmd = exec.Command(dockerBinary, "ps", "-s", "-n=1")
- wait := make(chan struct{})
- go func() {
- out, _, err = runCommandWithOutput(runCmd)
- close(wait)
- }()
- select {
- case <-wait:
- case <-time.After(3 * time.Second):
- t.Fatalf("Calling \"docker ps -s\" timed out!")
- }
- errorOut(err, t, out)
- lines := strings.Split(strings.Trim(out, "\n "), "\n")
- sizeIndex := strings.Index(lines[0], "SIZE")
- idIndex := strings.Index(lines[0], "CONTAINER ID")
- foundID := lines[1][idIndex : idIndex+12]
- if foundID != id[:12] {
- t.Fatalf("Expected id %s, got %s", id[:12], foundID)
- }
- expectedSize := "2 B"
- foundSize := lines[1][sizeIndex:]
- if foundSize != expectedSize {
- t.Fatalf("Expected size %q, got %q", expectedSize, foundSize)
- }
- }
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