From c2b4e7f62cdcb1c44621d4b49a25577c961e35da Mon Sep 17 00:00:00 2001
From: aler9 <46489434+aler9@users.noreply.github.com>
Date: Sun, 20 Sep 2020 11:20:24 +0200
Subject: [PATCH] add ConnClient tests

---
 .travis.yml                              |   3 +
 Makefile                                 |   6 +-
 connclient_test.go                       | 161 +++++++++++++++++++++++
 testimages/ffmpeg/Dockerfile             |  11 ++
 testimages/ffmpeg/emptyvideo.ts          | Bin 0 -> 65048 bytes
 testimages/ffmpeg/start.sh               |   3 +
 testimages/rtsp-simple-server/Dockerfile |   1 +
 7 files changed, 184 insertions(+), 1 deletion(-)
 create mode 100644 connclient_test.go
 create mode 100644 testimages/ffmpeg/Dockerfile
 create mode 100644 testimages/ffmpeg/emptyvideo.ts
 create mode 100644 testimages/ffmpeg/start.sh
 create mode 100644 testimages/rtsp-simple-server/Dockerfile

diff --git a/.travis.yml b/.travis.yml
index 3ec52d21..8c81bc16 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -6,6 +6,9 @@ go:
 - "1.14.x"
 - "1.15.x"
 
+services:
+- docker
+
 env:
 - GO111MODULE=on
 
diff --git a/Makefile b/Makefile
index c77213e3..276c4a17 100644
--- a/Makefile
+++ b/Makefile
@@ -29,7 +29,7 @@ format:
 
 define DOCKERFILE_TEST
 FROM $(BASE_IMAGE)
-RUN apk add --no-cache make git gcc musl-dev
+RUN apk add --no-cache make docker-cli git gcc musl-dev
 WORKDIR /s
 COPY go.mod go.sum ./
 RUN go mod download
@@ -40,10 +40,14 @@ export DOCKERFILE_TEST
 test:
 	echo "$$DOCKERFILE_TEST" | docker build -q . -f - -t temp
 	docker run --rm -it \
+	-v /var/run/docker.sock:/var/run/docker.sock:ro \
+	--network=host \
 	--name temp \
 	temp \
 	make test-nodocker
 
 test-nodocker:
+	$(foreach IMG,$(shell echo testimages/*/ | xargs -n1 basename), \
+	docker build -q testimages/$(IMG) -t gortsplib-test-$(IMG)$(NL))
 	go test -race -v .
 	$(foreach f,$(shell ls examples/*),go build -o /dev/null $(f)$(NL))
diff --git a/connclient_test.go b/connclient_test.go
new file mode 100644
index 00000000..7ee18137
--- /dev/null
+++ b/connclient_test.go
@@ -0,0 +1,161 @@
+package gortsplib
+
+import (
+	"net/url"
+	"os"
+	"os/exec"
+	"strconv"
+	"testing"
+	"time"
+
+	"github.com/stretchr/testify/require"
+)
+
+type container struct {
+	name string
+}
+
+func newContainer(image string, name string, args []string) (*container, error) {
+	c := &container{
+		name: name,
+	}
+
+	exec.Command("docker", "kill", "gortsplib-test-"+name).Run()
+	exec.Command("docker", "wait", "gortsplib-test-"+name).Run()
+
+	cmd := []string{"docker", "run",
+		"--network=host",
+		"--name=gortsplib-test-" + name,
+		"gortsplib-test-" + image}
+	cmd = append(cmd, args...)
+	ecmd := exec.Command(cmd[0], cmd[1:]...)
+	ecmd.Stdout = nil
+	ecmd.Stderr = os.Stderr
+
+	err := ecmd.Start()
+	if err != nil {
+		return nil, err
+	}
+
+	time.Sleep(1 * time.Second)
+
+	return c, nil
+}
+
+func (c *container) close() {
+	exec.Command("docker", "kill", "gortsplib-test-"+c.name).Run()
+	exec.Command("docker", "wait", "gortsplib-test-"+c.name).Run()
+	exec.Command("docker", "rm", "gortsplib-test-"+c.name).Run()
+}
+
+func (c *container) wait() int {
+	exec.Command("docker", "wait", "gortsplib-test-"+c.name).Run()
+	out, _ := exec.Command("docker", "inspect", "gortsplib-test-"+c.name,
+		"--format={{.State.ExitCode}}").Output()
+	code, _ := strconv.ParseInt(string(out[:len(out)-1]), 10, 64)
+	return int(code)
+}
+
+func TestConnClientTCP(t *testing.T) {
+	cnt1, err := newContainer("rtsp-simple-server", "server", []string{})
+	require.NoError(t, err)
+	defer cnt1.close()
+
+	time.Sleep(1 * time.Second)
+
+	cnt2, err := newContainer("ffmpeg", "publish", []string{
+		"-re",
+		"-stream_loop", "-1",
+		"-i", "/emptyvideo.ts",
+		"-c", "copy",
+		"-f", "rtsp",
+		"-rtsp_transport", "udp",
+		"rtsp://localhost:8554/teststream",
+	})
+	require.NoError(t, err)
+	defer cnt2.close()
+
+	time.Sleep(1 * time.Second)
+
+	u, err := url.Parse("rtsp://localhost:8554/teststream")
+	require.NoError(t, err)
+
+	conn, err := NewConnClient(ConnClientConf{Host: u.Host})
+	require.NoError(t, err)
+	defer conn.Close()
+
+	_, err = conn.Options(u)
+	require.NoError(t, err)
+
+	tracks, _, err := conn.Describe(u)
+	require.NoError(t, err)
+
+	for _, track := range tracks {
+		_, err := conn.SetupTCP(u, track)
+		require.NoError(t, err)
+	}
+
+	_, err = conn.Play(u)
+	require.NoError(t, err)
+
+	frame := &InterleavedFrame{Content: make([]byte, 0, 128*1024)}
+	frame.Content = frame.Content[:cap(frame.Content)]
+
+	err = conn.ReadFrame(frame)
+	require.NoError(t, err)
+}
+
+func TestConnClientUDP(t *testing.T) {
+	cnt1, err := newContainer("rtsp-simple-server", "server", []string{})
+	require.NoError(t, err)
+	defer cnt1.close()
+
+	time.Sleep(1 * time.Second)
+
+	cnt2, err := newContainer("ffmpeg", "publish", []string{
+		"-re",
+		"-stream_loop", "-1",
+		"-i", "/emptyvideo.ts",
+		"-c", "copy",
+		"-f", "rtsp",
+		"-rtsp_transport", "udp",
+		"rtsp://localhost:8554/teststream",
+	})
+	require.NoError(t, err)
+	defer cnt2.close()
+
+	time.Sleep(1 * time.Second)
+
+	u, err := url.Parse("rtsp://localhost:8554/teststream")
+	require.NoError(t, err)
+
+	conn, err := NewConnClient(ConnClientConf{Host: u.Host})
+	require.NoError(t, err)
+	defer conn.Close()
+
+	_, err = conn.Options(u)
+	require.NoError(t, err)
+
+	tracks, _, err := conn.Describe(u)
+	require.NoError(t, err)
+
+	var rtpReads []UDPReadFunc
+	var rtcpReads []UDPReadFunc
+
+	for _, track := range tracks {
+		rtpRead, rtcpRead, _, err := conn.SetupUDP(u, track, 9000+track.Id*2, 9001+track.Id*2)
+		require.NoError(t, err)
+
+		rtpReads = append(rtpReads, rtpRead)
+		rtcpReads = append(rtcpReads, rtcpRead)
+	}
+
+	_, err = conn.Play(u)
+	require.NoError(t, err)
+
+	go conn.LoopUDP(u)
+
+	buf := make([]byte, 2048)
+	_, err = rtpReads[0](buf)
+	require.NoError(t, err)
+}
diff --git a/testimages/ffmpeg/Dockerfile b/testimages/ffmpeg/Dockerfile
new file mode 100644
index 00000000..1f380e26
--- /dev/null
+++ b/testimages/ffmpeg/Dockerfile
@@ -0,0 +1,11 @@
+FROM amd64/alpine:3.12
+
+RUN apk add --no-cache \
+    ffmpeg
+
+COPY emptyvideo.ts /
+
+COPY start.sh /
+RUN chmod +x /start.sh
+
+ENTRYPOINT [ "/start.sh" ]
diff --git a/testimages/ffmpeg/emptyvideo.ts b/testimages/ffmpeg/emptyvideo.ts
new file mode 100644
index 0000000000000000000000000000000000000000..6693c037aa8cc233dd7a4f44803bef78b8cc53a5
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diff --git a/testimages/ffmpeg/start.sh b/testimages/ffmpeg/start.sh
new file mode 100644
index 00000000..6fe4ec5e
--- /dev/null
+++ b/testimages/ffmpeg/start.sh
@@ -0,0 +1,3 @@
+#!/bin/sh -e
+
+exec ffmpeg -hide_banner -loglevel error $@
diff --git a/testimages/rtsp-simple-server/Dockerfile b/testimages/rtsp-simple-server/Dockerfile
new file mode 100644
index 00000000..85e10cf4
--- /dev/null
+++ b/testimages/rtsp-simple-server/Dockerfile
@@ -0,0 +1 @@
+FROM aler9/rtsp-simple-server:latest