Added kotlinx-io dependency

#KTL-1576 Fixed

Author: dkrasnoff

README.md

@@ -163,7 +163,7 @@ task called `kotlinDependency`:
 NOTE: If the library you're adding uses reflection, accesses the file system, or performs any other type of
 security-sensitive operations, don't forget to
 configure
-the [executors.policy](https://github.com/AlexanderPrednota/kotlin-compiler-server/blob/master/executors.policy)
+the [executor.policy](https://github.com/JetBrains/kotlin-compiler-server/blob/master/executor.policy)
 . [Click here](https://docs.oracle.com/javase/7/docs/technotes/guides/security/PolicyFiles.html) for more information
 about *Java Security Policy*.
 

dependencies/build.gradle.kts

@@ -103,6 +103,7 @@ dependencies {
     kotlinDependency("org.jetbrains.kotlin:kotlin-stdlib:$kotlinVersion")
     kotlinDependency("org.jetbrains.kotlin:kotlin-test:$kotlinVersion")
     kotlinDependency("org.jetbrains.kotlinx:kotlinx-coroutines-core-jvm:1.7.3")
+    kotlinDependency("org.jetbrains.kotlinx:kotlinx-io-core:0.5.1")
     kotlinDependency("org.jetbrains.kotlinx:kotlinx-coroutines-test:1.6.4")
     kotlinDependency("org.jetbrains.kotlinx:kotlinx-datetime:0.6.0-RC.2")
     kotlinJsDependency("org.jetbrains.kotlin:kotlin-stdlib-js:$kotlinVersion")

executor.policy

@@ -24,6 +24,7 @@ grant {
   permission java.io.FilePermission "%%GENERATED%%/*", "read";
   permission java.util.PropertyPermission "com.fasterxml.jackson.core.util.BufferRecyclers.trackReusableBuffers", "read";
   permission java.util.PropertyPermission "kotlin.collections.*", "read";
+  permission java.util.PropertyPermission "kotlinx.io.*", "read";
 };
 
 grant codeBase "file:%%LIB_DIR%%/executors.jar"{

src/test/kotlin/com/compiler/server/IORunnerTest.kt

@@ -0,0 +1,24 @@
+package com.compiler.server
+
+import com.compiler.server.base.BaseExecutorTest
+import org.junit.jupiter.api.Test
+
+class IORunnerTest : BaseExecutorTest() {
+
+    @Test
+    fun `kotlinx io basic test`() {
+        run(
+            code = """
+            import kotlinx.io.*
+            
+            fun main() {
+                val source = "Hello world".byteInputStream().asSource()
+                val buffered = source.buffered()
+                println(buffered.readString())
+                
+            }
+          """.trimIndent(),
+            contains = "<outStream>Hello world"
+        )
+    }
+}