From fff24378f1ab785e1e2538553cb65ab53f652ef1 Mon Sep 17 00:00:00 2001
From: Anton Lakotka <anton.lakotka@jetbrains.com>
Date: Tue, 21 Feb 2023 08:42:52 +0100
Subject: [PATCH] [Gradle] Add test to check consumable configurations have
 unique

attributes set.

^KT-55751 Verification Pending
---
 .../regressionTests/ConfigurationsTest.kt     | 46 +++++++++++++++++++
 1 file changed, 46 insertions(+)

diff --git a/libraries/tools/kotlin-gradle-plugin/src/functionalTest/kotlin/org/jetbrains/kotlin/gradle/regressionTests/ConfigurationsTest.kt b/libraries/tools/kotlin-gradle-plugin/src/functionalTest/kotlin/org/jetbrains/kotlin/gradle/regressionTests/ConfigurationsTest.kt
index 27db7e0c7c2..a2fe38ba9d2 100644
--- a/libraries/tools/kotlin-gradle-plugin/src/functionalTest/kotlin/org/jetbrains/kotlin/gradle/regressionTests/ConfigurationsTest.kt
+++ b/libraries/tools/kotlin-gradle-plugin/src/functionalTest/kotlin/org/jetbrains/kotlin/gradle/regressionTests/ConfigurationsTest.kt
@@ -23,11 +23,13 @@ import org.jetbrains.kotlin.gradle.plugin.KotlinJsCompilerType
 import org.jetbrains.kotlin.gradle.plugin.KotlinPlatformType
 import org.jetbrains.kotlin.gradle.plugin.mpp.KotlinNativeTarget
 import org.jetbrains.kotlin.gradle.plugin.mpp.KotlinUsages
+import org.jetbrains.kotlin.gradle.plugin.mpp.NativeBuildType
 import org.jetbrains.kotlin.gradle.plugin.mpp.pm20.util.targets
 import org.jetbrains.kotlin.gradle.targets.js.KotlinJsCompilerAttribute
 import org.jetbrains.kotlin.gradle.targets.js.KotlinJsTarget
 import org.jetbrains.kotlin.gradle.targets.js.dsl.ExperimentalWasmDsl
 import org.jetbrains.kotlin.gradle.util.*
+import org.jetbrains.kotlin.gradle.utils.toMap
 import java.util.*
 import kotlin.test.*
 
@@ -555,4 +557,48 @@ class ConfigurationsTest : MultiplatformExtensionTest() {
         assertFalse(isTestDependencyPresent("releaseUnitTestCompileClasspath"))
         assertFalse(isTestDependencyPresent("releaseUnitTestRuntimeClasspath"))
     }
+
+    // See KT-55751
+    @Test
+    fun `consumable configurations should have unique attribute set`() {
+        val project = buildProjectWithMPP {
+            plugins.apply("maven-publish")
+
+            val distinguishingAttribute = Attribute.of(String::class.java)
+            kotlin {
+                jvm { attributes { attribute(distinguishingAttribute, "jvm") } }
+                jvm("jvm2") { attributes { attribute(distinguishingAttribute, "jvm2") } }
+
+                macosX64 {
+                    binaries.framework("main", listOf(NativeBuildType.DEBUG))
+                }
+
+                linuxX64()
+
+                targets.filterIsInstance<KotlinNativeTarget>().forEach {
+                    it.binaries {
+                        sharedLib("main", listOf(NativeBuildType.DEBUG))
+                        staticLib("main", listOf(NativeBuildType.DEBUG))
+                    }
+                }
+            }
+        }
+
+        project.evaluate()
+
+        val duplicatedConsumableConfigurations = project.configurations
+            .filter { it.isCanBeConsumed }
+            .filterNot { it.attributes.isEmpty }
+            .groupBy { it.attributes.toMap() }
+            .values
+            .filter { it.size > 1 }
+
+        if (duplicatedConsumableConfigurations.isNotEmpty()) {
+            val msg = duplicatedConsumableConfigurations.joinToString(separator = "\n") { configs ->
+                val list = configs.joinToString { it.name }
+                " * $list"
+            }
+            fail("Following configurations have the same attributes:\n$msg")
+        }
+    }
 }
\ No newline at end of file