align versions KGP with Kotlin test (#284)

Author: cdsap

project-generator/src/main/kotlin/io/github/cdsap/projectgenerator/generator/plugins/jvm/CompositeBuildJvmLib.kt

@@ -23,7 +23,7 @@ class CompositeBuildJvmLib {
         |            dependencies {
         |                add("implementation","org.jetbrains.kotlinx:kotlinx-coroutines-android:1.7.3")
         |                add("testImplementation","junit:junit:4.13.2")
-        |                add("testImplementation","org.jetbrains.kotlin:kotlin-test:2.1.20")
+        |                add("testImplementation","org.jetbrains.kotlin:kotlin-test:${versions.kotlin.kotlinTest}")
         |                add("testImplementation", "org.jetbrains.kotlinx:kotlinx-coroutines-test:1.7.3")
         |                add("testImplementation","org.junit.vintage:junit-vintage-engine:5.10.1")
         |            }

project-generator/src/main/kotlin/io/github/cdsap/projectgenerator/model/Versions.kt

@@ -59,7 +59,7 @@ data class Kotlin(
     val kgp: String = "2.3.20",
     val ksp: String = "2.3.4",
     val coroutines: String = "1.10.2",
-    val kotlinTest: String = "2.3.20",
+    val kotlinTest: String = kgp,
     val kotlinProcessor: KotlinProcessor = KotlinProcessor(),
 )
 

project-generator/src/test/kotlin/io/github/cdsap/projectgenerator/generator/plugins/jvm/CompositeBuildJvmLibTest.kt

@@ -0,0 +1,18 @@
+package io.github.cdsap.projectgenerator.generator.plugins.jvm
+
+import io.github.cdsap.projectgenerator.model.Kotlin
+import io.github.cdsap.projectgenerator.model.Versions
+import org.junit.jupiter.api.Assertions.assertTrue
+import org.junit.jupiter.api.Test
+
+class CompositeBuildJvmLibTest {
+
+    @Test
+    fun `uses configured kotlin test version in jvm convention plugin`() {
+        val versions = Versions(kotlin = Kotlin(kgp = "2.1.21"))
+
+        val content = CompositeBuildJvmLib().get(versions)
+
+        assertTrue(content.contains("org.jetbrains.kotlin:kotlin-test:2.1.21"))
+    }
+}

project-generator/src/test/kotlin/io/github/cdsap/projectgenerator/generator/toml/AndroidTomlTest.kt

@@ -1,5 +1,6 @@
 package io.github.cdsap.projectgenerator.generator.toml
 
+import io.github.cdsap.projectgenerator.model.Kotlin
 import io.github.cdsap.projectgenerator.model.Versions
 import org.junit.jupiter.api.Assertions
 import org.junit.jupiter.api.Test
@@ -38,4 +39,20 @@ class AndroidTomlTest {
             "Generated TOML should not contain leading indentation"
         )
     }
+
+    @Test
+    fun `links kotlin test version to kgp when kotlin test is not overridden`() {
+        val versions = Versions(kotlin = Kotlin(kgp = "2.1.21"))
+
+        val toml = AndroidToml().toml(versions)
+
+        Assertions.assertTrue(
+            toml.contains("kotlin = \"2.1.21\""),
+            "Should contain configured Kotlin plugin version"
+        )
+        Assertions.assertTrue(
+            toml.contains("kotlin-test = \"2.1.21\""),
+            "Should link kotlin-test version to kgp by default"
+        )
+    }
 }