test(server): use fwilhe2/setup-kotlin action to install older Kotlin (#1758)

Author: krzema12

.github/workflows/bindings-server.main.kts

@@ -5,8 +5,10 @@
 @file:Repository("https://bindings.krzeminski.it")
 @file:DependsOn("actions:checkout:v4")
 @file:DependsOn("gradle:actions__setup-gradle:v4")
+@file:DependsOn("fwilhe2:setup-kotlin:0.11.0")
 
 import io.github.typesafegithub.workflows.actions.actions.Checkout
+import io.github.typesafegithub.workflows.actions.fwilhe2.SetupKotlin
 import io.github.typesafegithub.workflows.actions.gradle.ActionsSetupGradle
 import io.github.typesafegithub.workflows.annotations.ExperimentalKotlinLogicStep
 import io.github.typesafegithub.workflows.domain.Environment
@@ -176,21 +178,16 @@ fun JobBuilder<JobOutputs.EMPTY>.cleanMavenLocal() {
 }
 
 fun JobBuilder<JobOutputs.EMPTY>.runWithSpecificKotlinVersion(kotlinVersion: String, command: String) {
-    run(
-        name = "Download older Kotlin compiler ($kotlinVersion)",
-        command = "curl -Lo kotlin-compiler-$kotlinVersion.zip https://github.com/JetBrains/kotlin/releases/download/v$kotlinVersion/kotlin-compiler-$kotlinVersion.zip",
-    )
-    run(
-        name = "Unzip and add to PATH",
-        command = "unzip kotlin-compiler-$kotlinVersion.zip -d kotlin-compiler-$kotlinVersion",
+    uses(
+        name = "Install Kotlin $kotlinVersion",
+        action = SetupKotlin(
+            version = kotlinVersion,
+        ),
     )
     cleanMavenLocal()
     run(
         name = "Execute the script using the bindings from the server, using older Kotlin ($kotlinVersion) as consumer",
-        command = """
-            PATH=${'$'}(pwd)/kotlin-compiler-$kotlinVersion/kotlinc/bin:${'$'}PATH
-            $command
-        """.trimIndent(),
+        command = command,
     )
 }
 

.github/workflows/bindings-server.yaml

@@ -62,45 +62,41 @@ jobs:
         mv .github/workflows/test-served-bindings-depend-on-library.main.do-not-compile.kts .github/workflows/test-served-bindings-depend-on-library.main.kts
         .github/workflows/test-served-bindings-depend-on-library.main.kts
     - id: 'step-8'
-      name: 'Download older Kotlin compiler (1.9.0)'
-      run: 'curl -Lo kotlin-compiler-1.9.0.zip https://github.com/JetBrains/kotlin/releases/download/v1.9.0/kotlin-compiler-1.9.0.zip'
+      name: 'Install Kotlin 1.9.0'
+      uses: 'fwilhe2/setup-kotlin@0.11.0'
+      with:
+        version: '1.9.0'
     - id: 'step-9'
-      name: 'Unzip and add to PATH'
-      run: 'unzip kotlin-compiler-1.9.0.zip -d kotlin-compiler-1.9.0'
-    - id: 'step-10'
       name: 'Clean Maven Local to fetch required POMs again'
       run: 'rm -rf ~/.m2/repository/'
-    - id: 'step-11'
+    - id: 'step-10'
       name: 'Execute the script using the bindings from the server, using older Kotlin (1.9.0) as consumer'
       run: |2-
-                    PATH=$(pwd)/kotlin-compiler-1.9.0/kotlinc/bin:$PATH
-                                    cp .github/workflows/test-script-consuming-jit-bindings.main.kts .github/workflows/test-script-consuming-jit-bindings-too-old-kotlin.main.kts
+                        cp .github/workflows/test-script-consuming-jit-bindings.main.kts .github/workflows/test-script-consuming-jit-bindings-too-old-kotlin.main.kts
                         (.github/workflows/test-script-consuming-jit-bindings-too-old-kotlin.main.kts || true) >> output.txt 2>&1
         grep "was compiled with an incompatible version of Kotlin" output.txt
+    - id: 'step-11'
+      name: 'Install Kotlin 2.0.0'
+      uses: 'fwilhe2/setup-kotlin@0.11.0'
+      with:
+        version: '2.0.0'
     - id: 'step-12'
-      name: 'Download older Kotlin compiler (2.0.0)'
-      run: 'curl -Lo kotlin-compiler-2.0.0.zip https://github.com/JetBrains/kotlin/releases/download/v2.0.0/kotlin-compiler-2.0.0.zip'
-    - id: 'step-13'
-      name: 'Unzip and add to PATH'
-      run: 'unzip kotlin-compiler-2.0.0.zip -d kotlin-compiler-2.0.0'
-    - id: 'step-14'
       name: 'Clean Maven Local to fetch required POMs again'
       run: 'rm -rf ~/.m2/repository/'
-    - id: 'step-15'
+    - id: 'step-13'
       name: 'Execute the script using the bindings from the server, using older Kotlin (2.0.0) as consumer'
-      run: |2-
-                    PATH=$(pwd)/kotlin-compiler-2.0.0/kotlinc/bin:$PATH
-                    cp .github/workflows/test-script-consuming-jit-bindings.main.kts .github/workflows/test-script-consuming-jit-bindings-older-kotlin.main.kts
+      run: |-
+        cp .github/workflows/test-script-consuming-jit-bindings.main.kts .github/workflows/test-script-consuming-jit-bindings-older-kotlin.main.kts
         .github/workflows/test-script-consuming-jit-bindings-older-kotlin.main.kts
-    - id: 'step-16'
+    - id: 'step-14'
       name: 'Compile a Gradle project using the bindings from the server'
       run: |-
         cd .github/workflows/test-gradle-project-using-bindings-server
         ./gradlew build
-    - id: 'step-17'
+    - id: 'step-15'
       name: 'Fetch maven-metadata.xml for top-level action'
       run: 'curl --fail http://localhost:8080/actions/checkout/maven-metadata.xml | grep ''<version>v4</version>'''
-    - id: 'step-18'
+    - id: 'step-16'
       name: 'Fetch maven-metadata.xml for nested action'
       run: 'curl --fail http://localhost:8080/actions/cache__save/maven-metadata.xml | grep ''<version>v4</version>'''
   deploy: