List all ports when calling docker port container

Docker-DCO-1.1-Signed-off-by: SvenDowideit <SvenDowideit@home.org.au> (github: SvenDowideit)
2026-09-06 21:51:33 +00:00 · 2014-08-29 18:31:51 +10:00
parent 6eaac7d571
commit 4e340cedec
4 changed files with 191 additions and 25 deletions
@@ -0,0 +1,125 @@
+package main
+
+import (
+	"os/exec"
+	"sort"
+	"strings"
+	"testing"
+)
+
+func TestListPorts(t *testing.T) {
+	// one port
+	runCmd := exec.Command(dockerBinary, "run", "-d", "-p", "9876:80", "busybox", "top")
+	out, _, err := runCommandWithOutput(runCmd)
+	errorOut(err, t, out)
+	firstID := stripTrailingCharacters(out)
+
+	runCmd = exec.Command(dockerBinary, "port", firstID, "80")
+	out, _, err = runCommandWithOutput(runCmd)
+	errorOut(err, t, out)
+
+	if !assertPortList(t, out, []string{"0.0.0.0:9876"}) {
+		t.Error("Port list is not correct")
+	}
+
+	runCmd = exec.Command(dockerBinary, "port", firstID)
+	out, _, err = runCommandWithOutput(runCmd)
+	errorOut(err, t, out)
+
+	if !assertPortList(t, out, []string{"80/tcp -> 0.0.0.0:9876"}) {
+		t.Error("Port list is not correct")
+	}
+	runCmd = exec.Command(dockerBinary, "rm", "-f", firstID)
+	out, _, err = runCommandWithOutput(runCmd)
+	errorOut(err, t, out)
+
+	// three port
+	runCmd = exec.Command(dockerBinary, "run", "-d",
+		"-p", "9876:80",
+		"-p", "9877:81",
+		"-p", "9878:82",
+		"busybox", "top")
+	out, _, err = runCommandWithOutput(runCmd)
+	errorOut(err, t, out)
+	ID := stripTrailingCharacters(out)
+
+	runCmd = exec.Command(dockerBinary, "port", ID, "80")
+	out, _, err = runCommandWithOutput(runCmd)
+	errorOut(err, t, out)
+
+	if !assertPortList(t, out, []string{"0.0.0.0:9876"}) {
+		t.Error("Port list is not correct")
+	}
+
+	runCmd = exec.Command(dockerBinary, "port", ID)
+	out, _, err = runCommandWithOutput(runCmd)
+	errorOut(err, t, out)
+
+	if !assertPortList(t, out, []string{
+		"80/tcp -> 0.0.0.0:9876",
+		"81/tcp -> 0.0.0.0:9877",
+		"82/tcp -> 0.0.0.0:9878"}) {
+		t.Error("Port list is not correct")
+	}
+	runCmd = exec.Command(dockerBinary, "rm", "-f", ID)
+	out, _, err = runCommandWithOutput(runCmd)
+	errorOut(err, t, out)
+
+	// more and one port mapped to the same container port
+	runCmd = exec.Command(dockerBinary, "run", "-d",
+		"-p", "9876:80",
+		"-p", "9999:80",
+		"-p", "9877:81",
+		"-p", "9878:82",
+		"busybox", "top")
+	out, _, err = runCommandWithOutput(runCmd)
+	errorOut(err, t, out)
+	ID = stripTrailingCharacters(out)
+
+	runCmd = exec.Command(dockerBinary, "port", ID, "80")
+	out, _, err = runCommandWithOutput(runCmd)
+	errorOut(err, t, out)
+
+	if !assertPortList(t, out, []string{"0.0.0.0:9876", "0.0.0.0:9999"}) {
+		t.Error("Port list is not correct")
+	}
+
+	runCmd = exec.Command(dockerBinary, "port", ID)
+	out, _, err = runCommandWithOutput(runCmd)
+	errorOut(err, t, out)
+
+	if !assertPortList(t, out, []string{
+		"80/tcp -> 0.0.0.0:9876",
+		"80/tcp -> 0.0.0.0:9999",
+		"81/tcp -> 0.0.0.0:9877",
+		"82/tcp -> 0.0.0.0:9878"}) {
+		t.Error("Port list is not correct\n", out)
+	}
+	runCmd = exec.Command(dockerBinary, "rm", "-f", ID)
+	out, _, err = runCommandWithOutput(runCmd)
+	errorOut(err, t, out)
+
+	deleteAllContainers()
+
+	logDone("port - test port list")
+}
+
+func assertPortList(t *testing.T, out string, expected []string) bool {
+	//lines := strings.Split(out, "\n")
+	lines := strings.Split(strings.Trim(out, "\n "), "\n")
+	if len(lines) != len(expected) {
+		t.Errorf("different size lists %s, %d, %d", out, len(lines), len(expected))
+		return false
+	}
+	sort.Strings(lines)
+	sort.Strings(expected)
+
+	for i := 0; i < len(expected); i++ {
+		if lines[i] != expected[i] {
+			t.Error("|" + lines[i] + "!=" + expected[i] + "|")
+			return false
+		}
+	}
+
+	return true
+}