mirror of https://github.com/docker/docs.git
477 lines
13 KiB
Go
477 lines
13 KiB
Go
package main
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import (
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"os/exec"
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"strings"
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"testing"
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"time"
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)
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func TestPsListContainers(t *testing.T) {
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runCmd := exec.Command(dockerBinary, "run", "-d", "busybox", "top")
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out, _, err := runCommandWithOutput(runCmd)
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if err != nil {
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t.Fatal(out, err)
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}
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firstID := stripTrailingCharacters(out)
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runCmd = exec.Command(dockerBinary, "run", "-d", "busybox", "top")
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out, _, err = runCommandWithOutput(runCmd)
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if err != nil {
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t.Fatal(out, err)
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}
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secondID := stripTrailingCharacters(out)
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// not long running
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runCmd = exec.Command(dockerBinary, "run", "-d", "busybox", "true")
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out, _, err = runCommandWithOutput(runCmd)
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if err != nil {
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t.Fatal(out, err)
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}
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thirdID := stripTrailingCharacters(out)
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runCmd = exec.Command(dockerBinary, "run", "-d", "busybox", "top")
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out, _, err = runCommandWithOutput(runCmd)
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if err != nil {
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t.Fatal(out, err)
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}
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fourthID := stripTrailingCharacters(out)
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// make sure third one is not running
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runCmd = exec.Command(dockerBinary, "wait", thirdID)
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if out, _, err = runCommandWithOutput(runCmd); err != nil {
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t.Fatal(out, err)
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}
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// all
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runCmd = exec.Command(dockerBinary, "ps", "-a")
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out, _, err = runCommandWithOutput(runCmd)
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if err != nil {
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t.Fatal(out, err)
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}
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if !assertContainerList(out, []string{fourthID, thirdID, secondID, firstID}) {
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t.Error("Container list is not in the correct order")
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}
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// running
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runCmd = exec.Command(dockerBinary, "ps")
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out, _, err = runCommandWithOutput(runCmd)
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if err != nil {
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t.Fatal(out, err)
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}
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if !assertContainerList(out, []string{fourthID, secondID, firstID}) {
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t.Error("Container list is not in the correct order")
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}
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// from here all flag '-a' is ignored
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// limit
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runCmd = exec.Command(dockerBinary, "ps", "-n=2", "-a")
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out, _, err = runCommandWithOutput(runCmd)
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if err != nil {
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t.Fatal(out, err)
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}
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expected := []string{fourthID, thirdID}
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if !assertContainerList(out, expected) {
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t.Error("Container list is not in the correct order")
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}
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runCmd = exec.Command(dockerBinary, "ps", "-n=2")
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out, _, err = runCommandWithOutput(runCmd)
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if err != nil {
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t.Fatal(out, err)
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}
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if !assertContainerList(out, expected) {
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t.Error("Container list is not in the correct order")
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}
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// since
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runCmd = exec.Command(dockerBinary, "ps", "--since", firstID, "-a")
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out, _, err = runCommandWithOutput(runCmd)
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if err != nil {
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t.Fatal(out, err)
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}
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expected = []string{fourthID, thirdID, secondID}
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if !assertContainerList(out, expected) {
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t.Error("Container list is not in the correct order")
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}
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runCmd = exec.Command(dockerBinary, "ps", "--since", firstID)
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out, _, err = runCommandWithOutput(runCmd)
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if err != nil {
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t.Fatal(out, err)
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}
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if !assertContainerList(out, expected) {
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t.Error("Container list is not in the correct order")
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}
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// before
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runCmd = exec.Command(dockerBinary, "ps", "--before", thirdID, "-a")
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out, _, err = runCommandWithOutput(runCmd)
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if err != nil {
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t.Fatal(out, err)
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}
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expected = []string{secondID, firstID}
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if !assertContainerList(out, expected) {
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t.Error("Container list is not in the correct order")
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}
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runCmd = exec.Command(dockerBinary, "ps", "--before", thirdID)
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out, _, err = runCommandWithOutput(runCmd)
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if err != nil {
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t.Fatal(out, err)
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}
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if !assertContainerList(out, expected) {
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t.Error("Container list is not in the correct order")
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}
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// since & before
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runCmd = exec.Command(dockerBinary, "ps", "--since", firstID, "--before", fourthID, "-a")
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out, _, err = runCommandWithOutput(runCmd)
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if err != nil {
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t.Fatal(out, err)
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}
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expected = []string{thirdID, secondID}
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if !assertContainerList(out, expected) {
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t.Error("Container list is not in the correct order")
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}
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runCmd = exec.Command(dockerBinary, "ps", "--since", firstID, "--before", fourthID)
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out, _, err = runCommandWithOutput(runCmd)
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if err != nil {
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t.Fatal(out, err)
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}
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if !assertContainerList(out, expected) {
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t.Error("Container list is not in the correct order")
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}
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// since & limit
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runCmd = exec.Command(dockerBinary, "ps", "--since", firstID, "-n=2", "-a")
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out, _, err = runCommandWithOutput(runCmd)
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if err != nil {
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t.Fatal(out, err)
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}
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expected = []string{fourthID, thirdID}
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if !assertContainerList(out, expected) {
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t.Error("Container list is not in the correct order")
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}
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runCmd = exec.Command(dockerBinary, "ps", "--since", firstID, "-n=2")
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out, _, err = runCommandWithOutput(runCmd)
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if err != nil {
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t.Fatal(out, err)
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}
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if !assertContainerList(out, expected) {
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t.Error("Container list is not in the correct order")
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}
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// before & limit
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runCmd = exec.Command(dockerBinary, "ps", "--before", fourthID, "-n=1", "-a")
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out, _, err = runCommandWithOutput(runCmd)
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if err != nil {
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t.Fatal(out, err)
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}
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expected = []string{thirdID}
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if !assertContainerList(out, expected) {
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t.Error("Container list is not in the correct order")
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}
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runCmd = exec.Command(dockerBinary, "ps", "--before", fourthID, "-n=1")
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out, _, err = runCommandWithOutput(runCmd)
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if err != nil {
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t.Fatal(out, err)
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}
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if !assertContainerList(out, expected) {
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t.Error("Container list is not in the correct order")
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}
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// since & before & limit
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runCmd = exec.Command(dockerBinary, "ps", "--since", firstID, "--before", fourthID, "-n=1", "-a")
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out, _, err = runCommandWithOutput(runCmd)
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if err != nil {
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t.Fatal(out, err)
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}
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expected = []string{thirdID}
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if !assertContainerList(out, expected) {
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t.Error("Container list is not in the correct order")
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}
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runCmd = exec.Command(dockerBinary, "ps", "--since", firstID, "--before", fourthID, "-n=1")
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out, _, err = runCommandWithOutput(runCmd)
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if err != nil {
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t.Fatal(out, err)
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}
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if !assertContainerList(out, expected) {
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t.Error("Container list is not in the correct order")
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}
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deleteAllContainers()
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logDone("ps - test ps options")
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}
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func assertContainerList(out string, expected []string) bool {
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lines := strings.Split(strings.Trim(out, "\n "), "\n")
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if len(lines)-1 != len(expected) {
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return false
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}
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containerIDIndex := strings.Index(lines[0], "CONTAINER ID")
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for i := 0; i < len(expected); i++ {
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foundID := lines[i+1][containerIDIndex : containerIDIndex+12]
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if foundID != expected[i][:12] {
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return false
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}
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}
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return true
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}
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func TestPsListContainersSize(t *testing.T) {
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name := "test_size"
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runCmd := exec.Command(dockerBinary, "run", "--name", name, "busybox", "sh", "-c", "echo 1 > test")
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out, _, err := runCommandWithOutput(runCmd)
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if err != nil {
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t.Fatal(out, err)
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}
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id, err := getIDByName(name)
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if err != nil {
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t.Fatal(err)
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}
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runCmd = exec.Command(dockerBinary, "ps", "-s", "-n=1")
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wait := make(chan struct{})
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go func() {
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out, _, err = runCommandWithOutput(runCmd)
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close(wait)
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}()
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select {
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case <-wait:
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case <-time.After(3 * time.Second):
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t.Fatalf("Calling \"docker ps -s\" timed out!")
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}
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if err != nil {
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t.Fatal(out, err)
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}
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lines := strings.Split(strings.Trim(out, "\n "), "\n")
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sizeIndex := strings.Index(lines[0], "SIZE")
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idIndex := strings.Index(lines[0], "CONTAINER ID")
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foundID := lines[1][idIndex : idIndex+12]
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if foundID != id[:12] {
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t.Fatalf("Expected id %s, got %s", id[:12], foundID)
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}
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expectedSize := "2 B"
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foundSize := lines[1][sizeIndex:]
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if foundSize != expectedSize {
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t.Fatalf("Expected size %q, got %q", expectedSize, foundSize)
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}
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deleteAllContainers()
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logDone("ps - test ps size")
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}
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func TestPsListContainersFilterStatus(t *testing.T) {
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// FIXME: this should test paused, but it makes things hang and its wonky
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// this is because paused containers can't be controlled by signals
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// start exited container
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runCmd := exec.Command(dockerBinary, "run", "-d", "busybox")
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out, _, err := runCommandWithOutput(runCmd)
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if err != nil {
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t.Fatal(out, err)
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}
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firstID := stripTrailingCharacters(out)
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// make sure the exited cintainer is not running
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runCmd = exec.Command(dockerBinary, "wait", firstID)
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if out, _, err = runCommandWithOutput(runCmd); err != nil {
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t.Fatal(out, err)
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}
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// start running container
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runCmd = exec.Command(dockerBinary, "run", "-d", "busybox", "sh", "-c", "sleep 360")
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out, _, err = runCommandWithOutput(runCmd)
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if err != nil {
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t.Fatal(out, err)
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}
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secondID := stripTrailingCharacters(out)
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// filter containers by exited
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runCmd = exec.Command(dockerBinary, "ps", "-a", "-q", "--filter=status=exited")
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out, _, err = runCommandWithOutput(runCmd)
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if err != nil {
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t.Fatal(out, err)
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}
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containerOut := strings.TrimSpace(out)
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if containerOut != firstID[:12] {
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t.Fatalf("Expected id %s, got %s for exited filter, output: %q", firstID[:12], containerOut, out)
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}
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runCmd = exec.Command(dockerBinary, "ps", "-a", "-q", "--filter=status=running")
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out, _, err = runCommandWithOutput(runCmd)
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if err != nil {
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t.Fatal(out, err)
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}
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containerOut = strings.TrimSpace(out)
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if containerOut != secondID[:12] {
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t.Fatalf("Expected id %s, got %s for running filter, output: %q", secondID[:12], containerOut, out)
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}
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deleteAllContainers()
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logDone("ps - test ps filter status")
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}
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func TestPsListContainersFilterID(t *testing.T) {
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// start container
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runCmd := exec.Command(dockerBinary, "run", "-d", "busybox")
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out, _, err := runCommandWithOutput(runCmd)
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if err != nil {
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t.Fatal(out, err)
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}
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firstID := stripTrailingCharacters(out)
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// start another container
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runCmd = exec.Command(dockerBinary, "run", "-d", "busybox", "sh", "-c", "sleep 360")
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if out, _, err = runCommandWithOutput(runCmd); err != nil {
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t.Fatal(out, err)
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}
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// filter containers by id
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runCmd = exec.Command(dockerBinary, "ps", "-a", "-q", "--filter=id="+firstID)
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if out, _, err = runCommandWithOutput(runCmd); err != nil {
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t.Fatal(out, err)
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}
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containerOut := strings.TrimSpace(out)
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if containerOut != firstID[:12] {
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t.Fatalf("Expected id %s, got %s for exited filter, output: %q", firstID[:12], containerOut, out)
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}
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deleteAllContainers()
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logDone("ps - test ps filter id")
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}
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func TestPsListContainersFilterName(t *testing.T) {
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// start container
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runCmd := exec.Command(dockerBinary, "run", "-d", "--name=a_name_to_match", "busybox")
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out, _, err := runCommandWithOutput(runCmd)
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if err != nil {
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t.Fatal(out, err)
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}
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firstID := stripTrailingCharacters(out)
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// start another container
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runCmd = exec.Command(dockerBinary, "run", "-d", "--name=b_name_to_match", "busybox", "sh", "-c", "sleep 360")
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if out, _, err = runCommandWithOutput(runCmd); err != nil {
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t.Fatal(out, err)
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}
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// filter containers by name
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runCmd = exec.Command(dockerBinary, "ps", "-a", "-q", "--filter=name=a_name_to_match")
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if out, _, err = runCommandWithOutput(runCmd); err != nil {
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t.Fatal(out, err)
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}
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containerOut := strings.TrimSpace(out)
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if containerOut != firstID[:12] {
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t.Fatalf("Expected id %s, got %s for exited filter, output: %q", firstID[:12], containerOut, out)
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}
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deleteAllContainers()
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logDone("ps - test ps filter name")
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}
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func TestPsListContainersFilterExited(t *testing.T) {
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deleteAllContainers()
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defer deleteAllContainers()
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runCmd := exec.Command(dockerBinary, "run", "--name", "zero1", "busybox", "true")
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out, _, err := runCommandWithOutput(runCmd)
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if err != nil {
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t.Fatal(out, err)
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}
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firstZero, err := getIDByName("zero1")
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if err != nil {
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t.Fatal(err)
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}
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runCmd = exec.Command(dockerBinary, "run", "--name", "zero2", "busybox", "true")
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out, _, err = runCommandWithOutput(runCmd)
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if err != nil {
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t.Fatal(out, err)
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}
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secondZero, err := getIDByName("zero2")
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if err != nil {
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t.Fatal(err)
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}
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runCmd = exec.Command(dockerBinary, "run", "--name", "nonzero1", "busybox", "false")
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out, _, err = runCommandWithOutput(runCmd)
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if err == nil {
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t.Fatal("Should fail.", out, err)
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}
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firstNonZero, err := getIDByName("nonzero1")
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if err != nil {
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t.Fatal(err)
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}
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runCmd = exec.Command(dockerBinary, "run", "--name", "nonzero2", "busybox", "false")
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out, _, err = runCommandWithOutput(runCmd)
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if err == nil {
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t.Fatal("Should fail.", out, err)
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}
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secondNonZero, err := getIDByName("nonzero2")
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if err != nil {
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t.Fatal(err)
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}
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// filter containers by exited=0
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runCmd = exec.Command(dockerBinary, "ps", "-a", "-q", "--no-trunc", "--filter=exited=0")
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out, _, err = runCommandWithOutput(runCmd)
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if err != nil {
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t.Fatal(out, err)
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}
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ids := strings.Split(strings.TrimSpace(out), "\n")
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if len(ids) != 2 {
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t.Fatalf("Should be 2 zero exited containerst got %d", len(ids))
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}
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if ids[0] != secondZero {
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t.Fatalf("First in list should be %q, got %q", secondZero, ids[0])
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}
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if ids[1] != firstZero {
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t.Fatalf("Second in list should be %q, got %q", firstZero, ids[1])
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}
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runCmd = exec.Command(dockerBinary, "ps", "-a", "-q", "--no-trunc", "--filter=exited=1")
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out, _, err = runCommandWithOutput(runCmd)
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if err != nil {
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t.Fatal(out, err)
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}
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ids = strings.Split(strings.TrimSpace(out), "\n")
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if len(ids) != 2 {
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t.Fatalf("Should be 2 zero exited containerst got %d", len(ids))
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}
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if ids[0] != secondNonZero {
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t.Fatalf("First in list should be %q, got %q", secondNonZero, ids[0])
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}
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if ids[1] != firstNonZero {
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t.Fatalf("Second in list should be %q, got %q", firstNonZero, ids[1])
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}
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logDone("ps - test ps filter exited")
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}
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