test against newest kotlin, gradle, ktlint, and AGP versions

drop testing for gradle 7.4 and 7.5 because they cause our tests with kotlin 2.x to fail, but the plugin will still work in those gradle versions if kotlin 1.x is being used

Author: wakingrufus

CHANGELOG.md

@@ -8,6 +8,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/).
 ## [Unreleased]
 
 - Update Gradle wrapper and Gradle versions for testing. [#819](https://github.com/JLLeitschuh/ktlint-gradle/pull/819)
+- test against newest kotlin, gradle, ktlint, and AGP versions [#833](https://github.com/JLLeitschuh/ktlint-gradle/pull/833). Drop testing for gradle 7.4 and 7.5 because they cause our tests with kotlin 2.x to fail, but the plugin will still work in those gradle versions if kotlin 1.x is being used
 
 ## [12.1.2] - 2024-11-25
 

plugin/src/main/kotlin/org/jlleitschuh/gradle/ktlint/KtlintBasePlugin.kt

@@ -1,13 +1,11 @@
 package org.jlleitschuh.gradle.ktlint
 
 import org.gradle.api.Action
-import org.gradle.api.GradleException
 import org.gradle.api.Plugin
 import org.gradle.api.Project
 import org.gradle.api.Task
 import org.gradle.api.file.ConfigurableFileTree
 import org.gradle.api.tasks.util.PatternFilterable
-import org.gradle.util.GradleVersion
 import org.jlleitschuh.gradle.ktlint.reporter.CustomReporter
 import org.jlleitschuh.gradle.ktlint.tasks.BaseKtLintCheckTask
 import org.jlleitschuh.gradle.ktlint.tasks.KtLintCheckTask
@@ -23,8 +21,6 @@ open class KtlintBasePlugin : Plugin<Project> {
     internal lateinit var extension: KtlintExtension
 
     override fun apply(target: Project) {
-        target.checkMinimalSupportedGradleVersion()
-
         val filterTargetApplier: FilterApplier = {
             target.tasks.withType(BaseKtLintCheckTask::class.java).configureEach(it)
         }
@@ -54,20 +50,7 @@ open class KtlintBasePlugin : Plugin<Project> {
         )
     }
 
-    /**
-     * @deprecated Now that we declare gradle API metadata, this code should not be needed.
-     * Ee need to check which version of gradle introduced gradle API metadata checking
-     */
-    @Deprecated("Now that we declare gradle API metadata, this code should not be needed")
-    private fun Project.checkMinimalSupportedGradleVersion() {
-        if (GradleVersion.version(gradle.gradleVersion) < GradleVersion.version(LOWEST_SUPPORTED_GRADLE_VERSION)) {
-            throw GradleException(
-                "Current version of plugin supports minimal Gradle version: $LOWEST_SUPPORTED_GRADLE_VERSION"
-            )
-        }
-    }
-
     companion object {
-        const val LOWEST_SUPPORTED_GRADLE_VERSION = "7.4.2"
+        const val LOWEST_SUPPORTED_GRADLE_VERSION = "7.6.3"
     }
 }

plugin/src/test/kotlin/org/jlleitschuh/gradle/ktlint/KtLintSupportedVersionsTest.kt

@@ -180,7 +180,10 @@ class KtLintSupportedVersionsTest : AbstractPluginTest() {
             "0.50.0",
             "1.0.1",
             "1.1.1",
-            "1.2.1"
+            "1.2.1",
+            "1.3.1",
+            "1.4.1",
+            "1.5.0"
         )
 
         override fun provideArguments(

plugin/src/test/kotlin/org/jlleitschuh/gradle/ktlint/UnsupportedGradleTest.kt

@@ -80,9 +80,8 @@ class KtlintPluginAndroidTest : AbstractPluginTest() {
             "0.47.1",
             maximumJava = 17
         ),
-        GRADLE_7_5_AGP_7_4(
-            // AGP 7.4 requires Gradle 7.5
-            GradleVersion.version("7.5"),
+        AGP_7_4(
+            GradleVersion.version(TestVersions.minSupportedGradleVersion),
             "7.4.2",
             // AGP 4.1 requires kotlin 1.5.20
             "1.5.20",

plugin/src/test/kotlin/org/jlleitschuh/gradle/ktlint/android/KtlintPluginAndroidTest.kt

@@ -12,12 +12,12 @@ import kotlin.streams.asStream
 @Suppress("ConstPropertyName")
 object TestVersions {
     const val minSupportedGradleVersion = KtlintBasePlugin.LOWEST_SUPPORTED_GRADLE_VERSION
-    const val maxSupportedGradleVersion = "8.11.1"
+    const val maxSupportedGradleVersion = "8.12.1"
     val pluginVersion = File("VERSION_CURRENT.txt").readText().trim()
     const val minSupportedKotlinPluginVersion = "1.4.32"
-    const val maxSupportedKotlinPluginVersion = "1.9.23"
+    const val maxSupportedKotlinPluginVersion = "2.1.0"
     const val minAgpVersion = "4.1.0"
-    const val maxAgpVersion = "8.4.0"
+    const val maxAgpVersion = "8.8.0"
 }
 
 @Target(AnnotationTarget.FUNCTION, AnnotationTarget.CLASS)