├── .gitignore ├── README.md ├── build.gradle ├── gradle.properties ├── gradle └── wrapper │ ├── gradle-wrapper.jar │ └── gradle-wrapper.properties ├── gradlew ├── gradlew.bat ├── resources ├── application.conf └── logback.xml ├── settings.gradle ├── src ├── Application.kt ├── SessionManager.kt └── TestWsClient.kt └── test └── ApplicationTest.kt /.gitignore: -------------------------------------------------------------------------------- 1 | /.gradle 2 | /.idea 3 | /out 4 | /build 5 | *.iml 6 | *.ipr 7 | *.iws 8 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | **This repo is part of WebRTC examples, see also:** 2 | 3 | - P2P Android client based on WebRTC - https://github.com/artem-bagritsevich/WebRTCAndroidAppExample 4 | - How to build WebRTC for Android - https://github.com/artem-bagritsevich/AndroidWebRTC 5 | 6 | Here is signaling server for p2p connection written in Kotlin with Ktor framework. 7 | **This is just example created in educational purpose, so don't use this code in production!** 8 | 9 | **How to run:** 10 | - To run the server, open the code in Intellij Idea and run main function inside Application class. 11 | 12 | **How to test:** 13 | - To run test client run main function inside the test client object. 14 | -------------------------------------------------------------------------------- /build.gradle: -------------------------------------------------------------------------------- 1 | buildscript { 2 | repositories { 3 | jcenter() 4 | } 5 | 6 | dependencies { 7 | classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version" 8 | } 9 | } 10 | 11 | apply plugin: 'kotlin' 12 | apply plugin: 'application' 13 | 14 | group 'com.webrtc.ktor.server' 15 | version '0.0.1' 16 | mainClassName = "io.ktor.server.netty.EngineMain" 17 | 18 | sourceSets { 19 | main.kotlin.srcDirs = main.java.srcDirs = ['src'] 20 | test.kotlin.srcDirs = test.java.srcDirs = ['test'] 21 | main.resources.srcDirs = ['resources'] 22 | test.resources.srcDirs = ['testresources'] 23 | } 24 | 25 | repositories { 26 | mavenLocal() 27 | jcenter() 28 | maven { url 'https://kotlin.bintray.com/ktor' } 29 | } 30 | 31 | dependencies { 32 | implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk8:$kotlin_version" 33 | implementation "io.ktor:ktor-server-netty:$ktor_version" 34 | implementation "ch.qos.logback:logback-classic:$logback_version" 35 | implementation "io.ktor:ktor-client-core:$ktor_version" 36 | implementation "io.ktor:ktor-client-core-jvm:$ktor_version" 37 | implementation "io.ktor:ktor-client-cio:$ktor_version" 38 | implementation "io.ktor:ktor-server-core:$ktor_version" 39 | implementation "io.ktor:ktor-websockets:$ktor_version" 40 | implementation "io.ktor:ktor-client-websockets:$ktor_version" 41 | implementation "io.ktor:ktor-client-logging-jvm:$ktor_version" 42 | testImplementation "io.ktor:ktor-server-tests:$ktor_version" 43 | } 44 | -------------------------------------------------------------------------------- /gradle.properties: -------------------------------------------------------------------------------- 1 | ktor_version=1.6.4 2 | kotlin.code.style=official 3 | kotlin_version=1.5.31 4 | logback_version=1.2.1 5 | -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.jar: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/artem-bagritsevich/WebRTCKtorSignalingServerExample/1def9a498287c853e2230fcb621d58e9e24c4e68/gradle/wrapper/gradle-wrapper.jar -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.properties: -------------------------------------------------------------------------------- 1 | distributionBase=GRADLE_USER_HOME 2 | distributionPath=wrapper/dists 3 | distributionUrl=https\://services.gradle.org/distributions/gradle-6.6.1-all.zip 4 | zipStoreBase=GRADLE_USER_HOME 5 | zipStorePath=wrapper/dists 6 | -------------------------------------------------------------------------------- /gradlew: -------------------------------------------------------------------------------- 1 | #!/usr/bin/env sh 2 | 3 | ############################################################################## 4 | ## 5 | ## Gradle start up script for UN*X 6 | ## 7 | ############################################################################## 8 | 9 | # Attempt to set APP_HOME 10 | # Resolve links: $0 may be a link 11 | PRG="$0" 12 | # Need this for relative symlinks. 13 | while [ -h "$PRG" ] ; do 14 | ls=`ls -ld "$PRG"` 15 | link=`expr "$ls" : '.*-> \(.*\)$'` 16 | if expr "$link" : '/.*' > /dev/null; then 17 | PRG="$link" 18 | else 19 | PRG=`dirname "$PRG"`"/$link" 20 | fi 21 | done 22 | SAVED="`pwd`" 23 | cd "`dirname \"$PRG\"`/" >/dev/null 24 | APP_HOME="`pwd -P`" 25 | cd "$SAVED" >/dev/null 26 | 27 | APP_NAME="Gradle" 28 | APP_BASE_NAME=`basename "$0"` 29 | 30 | # Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 31 | DEFAULT_JVM_OPTS="" 32 | 33 | # Use the maximum available, or set MAX_FD != -1 to use that value. 34 | MAX_FD="maximum" 35 | 36 | warn () { 37 | echo "$*" 38 | } 39 | 40 | die () { 41 | echo 42 | echo "$*" 43 | echo 44 | exit 1 45 | } 46 | 47 | # OS specific support (must be 'true' or 'false'). 48 | cygwin=false 49 | msys=false 50 | darwin=false 51 | nonstop=false 52 | case "`uname`" in 53 | CYGWIN* ) 54 | cygwin=true 55 | ;; 56 | Darwin* ) 57 | darwin=true 58 | ;; 59 | MINGW* ) 60 | msys=true 61 | ;; 62 | NONSTOP* ) 63 | nonstop=true 64 | ;; 65 | esac 66 | 67 | CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar 68 | 69 | # Determine the Java command to use to start the JVM. 70 | if [ -n "$JAVA_HOME" ] ; then 71 | if [ -x "$JAVA_HOME/jre/sh/java" ] ; then 72 | # IBM's JDK on AIX uses strange locations for the executables 73 | JAVACMD="$JAVA_HOME/jre/sh/java" 74 | else 75 | JAVACMD="$JAVA_HOME/bin/java" 76 | fi 77 | if [ ! -x "$JAVACMD" ] ; then 78 | die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME 79 | 80 | Please set the JAVA_HOME variable in your environment to match the 81 | location of your Java installation." 82 | fi 83 | else 84 | JAVACMD="java" 85 | which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 86 | 87 | Please set the JAVA_HOME variable in your environment to match the 88 | location of your Java installation." 89 | fi 90 | 91 | # Increase the maximum file descriptors if we can. 92 | if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ] ; then 93 | MAX_FD_LIMIT=`ulimit -H -n` 94 | if [ $? -eq 0 ] ; then 95 | if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then 96 | MAX_FD="$MAX_FD_LIMIT" 97 | fi 98 | ulimit -n $MAX_FD 99 | if [ $? -ne 0 ] ; then 100 | warn "Could not set maximum file descriptor limit: $MAX_FD" 101 | fi 102 | else 103 | warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT" 104 | fi 105 | fi 106 | 107 | # For Darwin, add options to specify how the application appears in the dock 108 | if $darwin; then 109 | GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\"" 110 | fi 111 | 112 | # For Cygwin, switch paths to Windows format before running java 113 | if $cygwin ; then 114 | APP_HOME=`cygpath --path --mixed "$APP_HOME"` 115 | CLASSPATH=`cygpath --path --mixed "$CLASSPATH"` 116 | JAVACMD=`cygpath --unix "$JAVACMD"` 117 | 118 | # We build the pattern for arguments to be converted via cygpath 119 | ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null` 120 | SEP="" 121 | for dir in $ROOTDIRSRAW ; do 122 | ROOTDIRS="$ROOTDIRS$SEP$dir" 123 | SEP="|" 124 | done 125 | OURCYGPATTERN="(^($ROOTDIRS))" 126 | # Add a user-defined pattern to the cygpath arguments 127 | if [ "$GRADLE_CYGPATTERN" != "" ] ; then 128 | OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)" 129 | fi 130 | # Now convert the arguments - kludge to limit ourselves to /bin/sh 131 | i=0 132 | for arg in "$@" ; do 133 | CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -` 134 | CHECK2=`echo "$arg"|egrep -c "^-"` ### Determine if an option 135 | 136 | if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition 137 | eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"` 138 | else 139 | eval `echo args$i`="\"$arg\"" 140 | fi 141 | i=$((i+1)) 142 | done 143 | case $i in 144 | (0) set -- ;; 145 | (1) set -- "$args0" ;; 146 | (2) set -- "$args0" "$args1" ;; 147 | (3) set -- "$args0" "$args1" "$args2" ;; 148 | (4) set -- "$args0" "$args1" "$args2" "$args3" ;; 149 | (5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;; 150 | (6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;; 151 | (7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;; 152 | (8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;; 153 | (9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;; 154 | esac 155 | fi 156 | 157 | # Escape application args 158 | save () { 159 | for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done 160 | echo " " 161 | } 162 | APP_ARGS=$(save "$@") 163 | 164 | # Collect all arguments for the java command, following the shell quoting and substitution rules 165 | eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS" 166 | 167 | # by default we should be in the correct project dir, but when run from Finder on Mac, the cwd is wrong 168 | if [ "$(uname)" = "Darwin" ] && [ "$HOME" = "$PWD" ]; then 169 | cd "$(dirname "$0")" 170 | fi 171 | 172 | exec "$JAVACMD" "$@" 173 | -------------------------------------------------------------------------------- /gradlew.bat: -------------------------------------------------------------------------------- 1 | @if "%DEBUG%" == "" @echo off 2 | @rem ########################################################################## 3 | @rem 4 | @rem Gradle startup script for Windows 5 | @rem 6 | @rem ########################################################################## 7 | 8 | @rem Set local scope for the variables with windows NT shell 9 | if "%OS%"=="Windows_NT" setlocal 10 | 11 | set DIRNAME=%~dp0 12 | if "%DIRNAME%" == "" set DIRNAME=. 13 | set APP_BASE_NAME=%~n0 14 | set APP_HOME=%DIRNAME% 15 | 16 | @rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 17 | set DEFAULT_JVM_OPTS= 18 | 19 | @rem Find java.exe 20 | if defined JAVA_HOME goto findJavaFromJavaHome 21 | 22 | set JAVA_EXE=java.exe 23 | %JAVA_EXE% -version >NUL 2>&1 24 | if "%ERRORLEVEL%" == "0" goto init 25 | 26 | echo. 27 | echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 28 | echo. 29 | echo Please set the JAVA_HOME variable in your environment to match the 30 | echo location of your Java installation. 31 | 32 | goto fail 33 | 34 | :findJavaFromJavaHome 35 | set JAVA_HOME=%JAVA_HOME:"=% 36 | set JAVA_EXE=%JAVA_HOME%/bin/java.exe 37 | 38 | if exist "%JAVA_EXE%" goto init 39 | 40 | echo. 41 | echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% 42 | echo. 43 | echo Please set the JAVA_HOME variable in your environment to match the 44 | echo location of your Java installation. 45 | 46 | goto fail 47 | 48 | :init 49 | @rem Get command-line arguments, handling Windows variants 50 | 51 | if not "%OS%" == "Windows_NT" goto win9xME_args 52 | 53 | :win9xME_args 54 | @rem Slurp the command line arguments. 55 | set CMD_LINE_ARGS= 56 | set _SKIP=2 57 | 58 | :win9xME_args_slurp 59 | if "x%~1" == "x" goto execute 60 | 61 | set CMD_LINE_ARGS=%* 62 | 63 | :execute 64 | @rem Setup the command line 65 | 66 | set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar 67 | 68 | @rem Execute Gradle 69 | "%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS% 70 | 71 | :end 72 | @rem End local scope for the variables with windows NT shell 73 | if "%ERRORLEVEL%"=="0" goto mainEnd 74 | 75 | :fail 76 | rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of 77 | rem the _cmd.exe /c_ return code! 78 | if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1 79 | exit /b 1 80 | 81 | :mainEnd 82 | if "%OS%"=="Windows_NT" endlocal 83 | 84 | :omega 85 | -------------------------------------------------------------------------------- /resources/application.conf: -------------------------------------------------------------------------------- 1 | ktor { 2 | deployment { 3 | port = 8080 4 | port = ${?PORT} 5 | } 6 | application { 7 | modules = [ ApplicationKt.module ] 8 | } 9 | } 10 | -------------------------------------------------------------------------------- /resources/logback.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | %d{YYYY-MM-dd HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | -------------------------------------------------------------------------------- /settings.gradle: -------------------------------------------------------------------------------- 1 | rootProject.name = "webrtc_ktor_server" 2 | -------------------------------------------------------------------------------- /src/Application.kt: -------------------------------------------------------------------------------- 1 | import io.ktor.application.* 2 | import io.ktor.http.cio.websocket.* 3 | import io.ktor.response.* 4 | import io.ktor.routing.* 5 | import io.ktor.websocket.* 6 | import kotlinx.coroutines.channels.ClosedReceiveChannelException 7 | import java.time.Duration 8 | import java.util.* 9 | 10 | fun main(args: Array): Unit = io.ktor.server.netty.EngineMain.main(args) 11 | 12 | @Suppress("unused") // Referenced in application.conf 13 | @kotlin.jvm.JvmOverloads 14 | fun Application.module(testing: Boolean = false) { 15 | 16 | install(WebSockets) { 17 | pingPeriod = Duration.ofSeconds(15) 18 | timeout = Duration.ofSeconds(15) 19 | maxFrameSize = Long.MAX_VALUE 20 | masking = false 21 | } 22 | 23 | routing { 24 | 25 | get("/") { 26 | call.respond("Hello from WebRTC signaling server") 27 | } 28 | webSocket("/rtc") { 29 | val sessionID = UUID.randomUUID() 30 | try { 31 | SessionManager.onSessionStarted(sessionID, this) 32 | 33 | for (frame in incoming) { 34 | when (frame) { 35 | is Frame.Text -> { 36 | SessionManager.onMessage(sessionID, frame.readText()) 37 | } 38 | else -> Unit 39 | } 40 | } 41 | println("Exiting incoming loop, closing session: $sessionID") 42 | SessionManager.onSessionClose(sessionID) 43 | } catch (e: ClosedReceiveChannelException) { 44 | println("onClose $sessionID") 45 | SessionManager.onSessionClose(sessionID) 46 | } catch (e: Throwable) { 47 | println("onError $sessionID $e") 48 | SessionManager.onSessionClose(sessionID) 49 | } 50 | } 51 | } 52 | } 53 | 54 | -------------------------------------------------------------------------------- /src/SessionManager.kt: -------------------------------------------------------------------------------- 1 | import io.ktor.http.cio.websocket.* 2 | import io.ktor.websocket.* 3 | import kotlinx.coroutines.* 4 | import kotlinx.coroutines.sync.Mutex 5 | import kotlinx.coroutines.sync.withLock 6 | import java.util.* 7 | 8 | object SessionManager { 9 | 10 | private val sessionManagerScope = CoroutineScope(SupervisorJob() + Dispatchers.Default) 11 | private val mutex = Mutex() 12 | 13 | private val clients = mutableMapOf() 14 | 15 | private var sessionState: WebRTCSessionState = WebRTCSessionState.Impossible 16 | 17 | fun onSessionStarted(sessionId: UUID, session: DefaultWebSocketServerSession) { 18 | sessionManagerScope.launch { 19 | mutex.withLock { 20 | if (clients.size > 1) { 21 | sessionManagerScope.launch(NonCancellable) { 22 | session.send(Frame.Close()) // only two peers are supported 23 | } 24 | return@launch 25 | } 26 | clients[sessionId] = session 27 | session.send("Added as a client: $sessionId") 28 | if (clients.size > 1) { 29 | sessionState = WebRTCSessionState.Ready 30 | } 31 | notifyAboutStateUpdate() 32 | } 33 | } 34 | } 35 | 36 | fun onMessage(sessionId: UUID, message: String) { 37 | when { 38 | message.startsWith(MessageType.STATE.toString(), true) -> handleState(sessionId) 39 | message.startsWith(MessageType.OFFER.toString(), true) -> handleOffer(sessionId, message) 40 | message.startsWith(MessageType.ANSWER.toString(), true) -> handleAnswer(sessionId, message) 41 | message.startsWith(MessageType.ICE.toString(), true) -> handleIce(sessionId, message) 42 | } 43 | } 44 | 45 | private fun handleState(sessionId: UUID) { 46 | sessionManagerScope.launch { 47 | clients[sessionId]?.send("${MessageType.STATE} $sessionState") 48 | } 49 | } 50 | 51 | private fun handleOffer(sessionId: UUID, message: String) { 52 | if (sessionState != WebRTCSessionState.Ready) { 53 | error("Session should be in Ready state to handle offer") 54 | } 55 | sessionState = WebRTCSessionState.Creating 56 | println("handling offer from $sessionId") 57 | notifyAboutStateUpdate() 58 | val clientToSendOffer = clients.filterKeys { it != sessionId }.values.first() 59 | clientToSendOffer.send(message) 60 | } 61 | 62 | private fun handleAnswer(sessionId: UUID, message: String) { 63 | if (sessionState != WebRTCSessionState.Creating) { 64 | error("Session should be in Creating state to handle answer") 65 | } 66 | println("handling answer from $sessionId") 67 | val clientToSendAnswer = clients.filterKeys { it != sessionId }.values.first() 68 | clientToSendAnswer.send(message) 69 | sessionState = WebRTCSessionState.Active 70 | notifyAboutStateUpdate() 71 | } 72 | 73 | private fun handleIce(sessionId: UUID, message: String) { 74 | println("handling ice from $sessionId") 75 | val clientToSendIce = clients.filterKeys { it != sessionId }.values.first() 76 | clientToSendIce.send(message) 77 | } 78 | 79 | fun onSessionClose(sessionId: UUID) { 80 | sessionManagerScope.launch { 81 | mutex.withLock { 82 | clients.remove(sessionId) 83 | sessionState = WebRTCSessionState.Impossible 84 | notifyAboutStateUpdate() 85 | } 86 | } 87 | } 88 | 89 | enum class WebRTCSessionState { 90 | Active, // Offer and Answer messages has been sent 91 | Creating, // Creating session, offer has been sent 92 | Ready, // Both clients available and ready to initiate session 93 | Impossible // We have less than two clients 94 | } 95 | 96 | enum class MessageType { 97 | STATE, 98 | OFFER, 99 | ANSWER, 100 | ICE 101 | } 102 | 103 | private fun notifyAboutStateUpdate() { 104 | clients.forEach { (_, client) -> 105 | client.send("${MessageType.STATE} $sessionState") 106 | } 107 | } 108 | 109 | private fun DefaultWebSocketServerSession.send(message: String) { 110 | sessionManagerScope.launch { 111 | this@send.send(Frame.Text(message)) 112 | } 113 | } 114 | } 115 | -------------------------------------------------------------------------------- /src/TestWsClient.kt: -------------------------------------------------------------------------------- 1 | import io.ktor.client.* 2 | import io.ktor.client.engine.cio.* 3 | import io.ktor.client.features.websocket.* 4 | import io.ktor.http.* 5 | import io.ktor.http.cio.websocket.* 6 | import kotlinx.coroutines.Dispatchers 7 | import kotlinx.coroutines.channels.consumeEach 8 | import kotlinx.coroutines.delay 9 | import kotlinx.coroutines.launch 10 | import kotlinx.coroutines.runBlocking 11 | 12 | /** 13 | * Used only for testing, send offer after 15 second delay 14 | */ 15 | object TestWsClient1 { 16 | @JvmStatic 17 | fun main(args: Array) { 18 | runBlocking { 19 | val client = HttpClient(CIO).config { install(WebSockets) } 20 | client.ws(method = HttpMethod.Get, host = "127.0.0.1", port = 8080, path = "/rtc") { 21 | launch(Dispatchers.Default) { 22 | delay(15000L) 23 | send("${SessionManager.MessageType.OFFER} SDP asdaskfslkdfnlskdnfglksdnfklnsdkf") 24 | } 25 | incoming.consumeEach { frame -> 26 | when (frame) { 27 | is Frame.Text -> { 28 | println(frame.readText()) 29 | } 30 | else -> Unit 31 | } 32 | } 33 | } 34 | } 35 | } 36 | 37 | /** 38 | * Used only for testing, subscribes for the offer and sends answer if offer received 39 | */ 40 | object TestWsClient2 { 41 | @JvmStatic 42 | fun main(args: Array) { 43 | runBlocking { 44 | val client = HttpClient(CIO).config { install(WebSockets) } 45 | client.ws(method = HttpMethod.Get, host = "127.0.0.1", port = 8080, path = "/rtc") { 46 | incoming.consumeEach { frame -> 47 | when (frame) { 48 | is Frame.Text -> { 49 | val text = frame.readText() 50 | println(text) 51 | if (text.startsWith("offer", true)) { 52 | send("${SessionManager.MessageType.ANSWER} SDP saknfaslkdjflskdjfklnsdfasdasdsd") 53 | } 54 | } 55 | else -> Unit 56 | } 57 | } 58 | } 59 | } 60 | } 61 | } 62 | } 63 | -------------------------------------------------------------------------------- /test/ApplicationTest.kt: -------------------------------------------------------------------------------- 1 | package com.webrtc.ktor.server 2 | 3 | import io.ktor.application.* 4 | import io.ktor.response.* 5 | import io.ktor.request.* 6 | import io.ktor.client.* 7 | import io.ktor.client.engine.cio.* 8 | import io.ktor.routing.* 9 | import io.ktor.http.* 10 | import io.ktor.websocket.* 11 | import io.ktor.http.cio.websocket.* 12 | import java.time.* 13 | import io.ktor.client.features.websocket.* 14 | import io.ktor.client.features.websocket.WebSockets 15 | import io.ktor.http.cio.websocket.Frame 16 | import kotlinx.coroutines.* 17 | import kotlinx.coroutines.channels.* 18 | import io.ktor.client.features.logging.* 19 | import kotlin.test.* 20 | import io.ktor.server.testing.* 21 | import module 22 | 23 | class ApplicationTest { 24 | @Test 25 | fun testRoot() { 26 | withTestApplication({ module(testing = true) }) { 27 | handleRequest(HttpMethod.Get, "/").apply { 28 | assertEquals(HttpStatusCode.OK, response.status()) 29 | assertEquals("HELLO WORLD!", response.content) 30 | } 31 | } 32 | } 33 | } 34 | --------------------------------------------------------------------------------