Merge remote-tracking branch 'FabricMC/dev/0.9' into dev/0.9

# Conflicts:
#	src/main/java/net/fabricmc/loom/LoomGradleExtension.java
#	src/main/java/net/fabricmc/loom/configuration/CompileConfiguration.java
#	src/main/java/net/fabricmc/loom/configuration/ide/RunConfig.java
#	src/main/java/net/fabricmc/loom/configuration/mods/ModProcessor.java
#	src/main/java/net/fabricmc/loom/configuration/providers/MinecraftProviderImpl.java
#	src/main/java/net/fabricmc/loom/configuration/providers/mappings/MappingsProviderImpl.java
#	src/main/java/net/fabricmc/loom/configuration/providers/minecraft/MinecraftMappedProvider.java
#	src/main/java/net/fabricmc/loom/task/GenerateSourcesTask.java

src/test/groovy/net/fabricmc/loom/test/integration/CustomManifestTest.groovy

@@ -0,0 +1,65 @@
+/*
+ * This file is part of fabric-loom, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 FabricMC
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.fabricmc.loom.test.integration
+
+import net.fabricmc.loom.test.util.ProjectTestTrait
+import spock.lang.Specification
+import spock.lang.Unroll
+
+import static org.gradle.testkit.runner.TaskOutcome.SUCCESS
+
+class CustomManifestTest extends Specification implements ProjectTestTrait {
+    @Override
+    String name() {
+        "minimalBase"
+    }
+
+    @Override
+    def filesReady() {
+        buildGradle() << '''
+            loom {
+                customManifest = "https://maven.fabricmc.net/net/minecraft/1_18_experimental-snapshot-1.json"
+            }
+
+            dependencies {
+                minecraft "com.mojang:minecraft:1.18_experimental-snapshot-1"
+                mappings "net.fabricmc:yarn:1.18_experimental-snapshot-1+build.2:v2"
+                modImplementation "net.fabricmc:fabric-loader:0.11.6"
+            }
+        '''
+    }
+
+    @Unroll
+    def "customManifest (gradle #gradle)"() {
+        when:
+            def result = create("build", gradle)
+        then:
+            result.task(":build").outcome == SUCCESS
+        where:
+            gradle              | _
+            DEFAULT_GRADLE      | _
+            PRE_RELEASE_GRADLE  | _
+    }
+}

src/test/groovy/net/fabricmc/loom/test/integration/ExperimentalVersionsTest.groovy

@@ -0,0 +1,61 @@
+/*
+ * This file is part of fabric-loom, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 FabricMC
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.fabricmc.loom.test.integration
+
+import net.fabricmc.loom.test.util.ProjectTestTrait
+import spock.lang.Specification
+import spock.lang.Unroll
+
+import static org.gradle.testkit.runner.TaskOutcome.SUCCESS
+
+class ExperimentalVersionsTest extends Specification implements ProjectTestTrait {
+    @Override
+    String name() {
+        "minimalBase"
+    }
+
+    @Override
+    def filesReady() {
+        buildGradle() << '''
+            dependencies {
+                minecraft "com.mojang:minecraft:1.18_experimental-snapshot-1"
+                mappings "net.fabricmc:yarn:1.18_experimental-snapshot-1+build.2:v2"
+                modImplementation "net.fabricmc:fabric-loader:0.11.6"
+            }
+        '''
+    }
+
+    @Unroll
+    def "experimental versions (gradle #gradle)"() {
+        when:
+            def result = create("build", gradle)
+        then:
+            result.task(":build").outcome == SUCCESS
+        where:
+            gradle              | _
+            DEFAULT_GRADLE      | _
+            PRE_RELEASE_GRADLE  | _
+    }
+}

src/test/groovy/net/fabricmc/loom/test/integration/MixinApAutoRefmapTest.groovy

@@ -0,0 +1,73 @@
+/*
+ * This file is part of fabric-loom, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2016-2017 FabricMC
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.fabricmc.loom.test.integration
+
+import net.fabricmc.loom.test.util.ProjectTestTrait
+import spock.lang.Specification
+import spock.lang.Unroll
+import com.google.gson.JsonParser;
+import java.util.jar.JarFile
+
+import static org.gradle.testkit.runner.TaskOutcome.SUCCESS
+
+class MixinApAutoRefmapTest extends Specification implements ProjectTestTrait {
+    @Override
+    String name() {
+        "mixinApAutoRefmap"
+    }
+
+    @Unroll
+    def "build (gradle #gradle)"() {
+        when:
+        def result = create("build", gradle)
+
+        then:
+        result.task(":build").outcome == SUCCESS
+
+        // verify the ref-map name is correctly generated
+        def jar = new JarFile(getOutputFile("fabric-example-mod-1.0.0-universal.jar").absoluteFile)
+        jar.getEntry("refmap0000.json") == null
+        jar.getEntry("refmap0001.json") != null
+        jar.getEntry("refmap0002.json") != null
+        jar.getEntry("refmap0003.json") != null
+
+        def j1 = JsonParser.parseReader(new InputStreamReader(jar.getInputStream(jar.getEntry("main.mixins.json"))))
+        j1.asJsonObject.getAsJsonPrimitive("refmap").getAsString() == "refmap0001.json"
+
+        def j2 = JsonParser.parseReader(new InputStreamReader(jar.getInputStream(jar.getEntry("m0.mixins.json"))))
+        j2.asJsonObject.getAsJsonPrimitive("refmap").getAsString() == "refmap0002.json"
+
+        def j3 = JsonParser.parseReader(new InputStreamReader(jar.getInputStream(jar.getEntry("m1_1.mixins.json"))))
+        j3.asJsonObject.getAsJsonPrimitive("refmap").getAsString() == "refmap0003.json"
+
+        def j4 = JsonParser.parseReader(new InputStreamReader(jar.getInputStream(jar.getEntry("m1_2.mixins.json"))))
+        !j4.asJsonObject.has("refmap")
+
+        where:
+        gradle              | _
+        DEFAULT_GRADLE      | _
+        PRE_RELEASE_GRADLE  | _
+    }
+}

src/test/groovy/net/fabricmc/loom/test/integration/MixinApSimpleTest.groovy

@@ -0,0 +1,63 @@
+/*
+ * This file is part of fabric-loom, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2016-2017 FabricMC
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package net.fabricmc.loom.test.integration
+
+import net.fabricmc.loom.test.util.ProjectTestTrait
+import spock.lang.Specification
+import spock.lang.Unroll
+
+import java.util.jar.JarFile
+
+import static org.gradle.testkit.runner.TaskOutcome.SUCCESS
+
+class MixinApSimpleTest extends Specification implements ProjectTestTrait {
+    @Override
+    String name() {
+        "mixinApSimple"
+    }
+
+    @Unroll
+    def "build (gradle #gradle)"() {
+        when:
+        def result = create("build", gradle)
+
+        then:
+        result.task(":build").outcome == SUCCESS
+
+        // verify the ref-map name is correctly generated
+        def main = new JarFile(getOutputFile("fabric-example-mod-1.0.0-dev.jar").absoluteFile)
+        main.getEntry("main-refmap0000.json") != null
+        def mixin = new JarFile(getOutputFile("fabric-example-mod-1.0.0-mixin.jar").absoluteFile)
+        mixin.getEntry("default-refmap0000.json") != null
+        def mixin1 = new JarFile(getOutputFile("fabric-example-mod-1.0.0-mixin1.jar").absoluteFile)
+        mixin1.getEntry("main-refmap0000.json") == null
+        mixin1.getEntry("default-refmap0000.json") == null
+
+        where:
+        gradle              | _
+        DEFAULT_GRADLE      | _
+        PRE_RELEASE_GRADLE  | _
+    }
+}

src/test/groovy/net/fabricmc/loom/test/util/ProjectTestTrait.groovy

@@ -29,7 +29,7 @@ import org.gradle.testkit.runner.GradleRunner
 
 trait ProjectTestTrait {
 	final static String DEFAULT_GRADLE = "7.0.1"
-	final static String PRE_RELEASE_GRADLE = "7.2-20210704221017+0000"
+	final static String PRE_RELEASE_GRADLE = "7.2-20210719222438+0000"
 
 	static File gradleHome = File.createTempDir()
 	File testProjectDir = File.createTempDir()
@@ -79,9 +79,17 @@ trait ProjectTestTrait {
 		gradleHome.deleteDir()
 	}
 
+	File buildGradle() {
+		return new File(testProjectDir, "build.gradle")
+	}
+
+	def filesReady() {
+	}
+
 	BuildResult create(String task, String gradleVersion = DEFAULT_GRADLE) {
 		System.setProperty("fabric.loom.test", "true")
 		copyInputFiles()
+		filesReady()
 
 		GradleRunner.create()
 			.withProjectDir(testProjectDir)

src/test/resources/projects/minimalBase/build.gradle

@@ -0,0 +1,10 @@
+// This is used by a range of tests that append to this file before running the gradle tasks.
+// Can be used for tests that require minimal custom setup
+plugins {
+	id 'fabric-loom'
+	id 'maven-publish'
+}
+
+archivesBaseName = "fabric-example-mod"
+version = "1.0.0"
+group = "com.example"

src/test/resources/projects/mixinApAutoRefmap/build.gradle

@@ -0,0 +1,139 @@
+plugins {
+	id 'fabric-loom'
+	id 'com.github.johnrengelman.shadow' version '7.0.0'
+	id 'maven-publish'
+}
+
+sourceCompatibility = JavaVersion.VERSION_16
+targetCompatibility = JavaVersion.VERSION_16
+
+archivesBaseName = project.archives_base_name
+version = project.mod_version
+group = project.maven_group
+
+repositories {
+	// Add repositories to retrieve artifacts from in here.
+	// You should only use this when depending on other mods because
+	// Loom adds the essential maven repositories to download Minecraft and libraries from automatically.
+	// See https://docs.gradle.org/current/userguide/declaring_repositories.html
+	// for more information about repositories.
+}
+
+dependencies {
+	// To change the versions see the gradle.properties file
+	minecraft "com.mojang:minecraft:${project.minecraft_version}"
+	mappings "net.fabricmc:yarn:${project.yarn_mappings}:v2"
+	modImplementation "net.fabricmc:fabric-loader:${project.loader_version}"
+
+	// Fabric API. This is technically optional, but you probably want it anyway.
+	modImplementation "net.fabricmc.fabric-api:fabric-api:${project.fabric_version}"
+
+	// PSA: Some older mods, compiled on Loom 0.2.1, might have outdated Maven POMs.
+	// You may need to force-disable transitiveness on them.
+}
+
+sourceSets.register("mixin") {
+	it.compileClasspath += sourceSets["main"].compileClasspath
+	it.runtimeClasspath += sourceSets["main"].runtimeClasspath
+}
+sourceSets.register("mixin1") {
+	it.compileClasspath += sourceSets["main"].compileClasspath
+	it.runtimeClasspath += sourceSets["main"].runtimeClasspath
+}
+
+processResources {
+	inputs.property "version", project.version
+
+	filesMatching("fabric.mod.json") {
+		expand "version": project.version
+	}
+}
+
+tasks.withType(JavaCompile).configureEach {
+	// ensure that the encoding is set to UTF-8, no matter what the system default is
+	// this fixes some edge cases with special characters not displaying correctly
+	// see http://yodaconditions.net/blog/fix-for-java-file-encoding-problems-with-gradle.html
+	// If Javadoc is generated, this must be specified in that task too.
+	it.options.encoding = "UTF-8"
+
+	// Minecraft 1.17 (21w19a) upwards uses Java 16.
+	it.options.release = 16
+}
+
+java {
+	// Loom will automatically attach sourcesJar to a RemapSourcesJar task and to the "build" task
+	// if it is present.
+	// If you remove this line, sources will not be generated.
+	withSourcesJar()
+}
+
+loom {
+	refmapName = "refmap0000.json"
+
+	mixin {
+		add(sourceSets["main"], "refmap0001.json")
+		add(sourceSets["mixin"], "refmap0002.json")
+		add(sourceSets["mixin1"], "refmap0003.json") {
+			it.exclude("m1_2.mixins.json")
+		}
+	}
+}
+
+shadowJar {
+	archiveClassifier.set("universal-dev")
+	configurations = []
+
+	from(sourceSets["main"].output)
+	from(sourceSets["mixin"].output)
+	from(sourceSets["mixin1"].output)
+}
+
+remapJar {
+	dependsOn(shadowJar)
+	archiveClassifier.set("universal")
+	input.fileValue(tasks["shadowJar"].outputs.files.singleFile)
+}
+
+jar {
+	from("LICENSE") {
+		rename { "${it}_${project.archivesBaseName}"}
+	}
+}
+
+tasks.register("mixinJar0", Jar.class) {
+	it.archiveClassifier.set("mixin")
+	it.from(sourceSets["mixin"].output)
+}
+
+tasks.register("mixinJar1", Jar.class) {
+	it.archiveClassifier.set("mixin1")
+	it.from(sourceSets["mixin1"].output)
+}
+
+assemble {
+	dependsOn tasks["mixinJar0"]
+	dependsOn tasks["mixinJar1"]
+}
+
+// configure the maven publication
+publishing {
+	publications {
+		mavenJava(MavenPublication) {
+			// add all the jars that should be included when publishing to maven
+			artifact(remapJar) {
+				builtBy remapJar
+			}
+			artifact(sourcesJar) {
+				builtBy remapSourcesJar
+			}
+		}
+	}
+
+	// See https://docs.gradle.org/current/userguide/publishing_maven.html for information on how to set up publishing.
+	repositories {
+		// Add repositories to publish to here.
+		// Notice: This block does NOT have the same function as the block in the top level.
+		// The repositories here will be used for publishing your artifact, not for
+		// retrieving dependencies.
+	}
+}

src/test/resources/projects/mixinApAutoRefmap/gradle.properties

@@ -0,0 +1,16 @@
+# Done to increase the memory available to gradle.
+org.gradle.jvmargs=-Xmx1G
+
+# Fabric Properties
+	# check these on https://fabricmc.net/versions.html
+	minecraft_version=1.17
+	yarn_mappings=1.17+build.13
+	loader_version=0.11.6
+
+# Mod Properties
+	mod_version = 1.0.0
+	maven_group = com.example
+	archives_base_name = fabric-example-mod
+
+# Dependencies
+	fabric_version=0.36.0+1.17

src/test/resources/projects/mixinApAutoRefmap/settings.gradle

@@ -0,0 +1,10 @@
+pluginManagement {
+    repositories {
+        maven {
+            name = 'Fabric'
+            url = 'https://maven.fabricmc.net/'
+        }
+        gradlePluginPortal()
+        mavenLocal()
+    }
+}

src/test/resources/projects/mixinApAutoRefmap/src/main/java/net/fabricmc/example/ExampleMod.java

@@ -0,0 +1,14 @@
+package net.fabricmc.example;
+
+import net.fabricmc.api.ModInitializer;
+
+public class ExampleMod implements ModInitializer {
+	@Override
+	public void onInitialize() {
+		// This code runs as soon as Minecraft is in a mod-load-ready state.
+		// However, some things (like resources) may still be uninitialized.
+		// Proceed with mild caution.
+
+		System.out.println("Hello Fabric world!");
+	}
+}

src/test/resources/projects/mixinApAutoRefmap/src/main/java/net/fabricmc/example/mixin/ExampleMixinMain.java

@@ -0,0 +1,15 @@
+package net.fabricmc.example.mixin;
+
+import net.minecraft.client.gui.screen.ChatScreen;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+
+@Mixin(ChatScreen.class)
+public class ExampleMixinMain {
+	@Inject(at = @At("HEAD"), method = "init()V")
+	private void init(CallbackInfo info) {
+		System.out.println("This line is printed by an example mod mixin!");
+	}
+}

src/test/resources/projects/mixinApAutoRefmap/src/main/resources/fabric.mod.json

@@ -0,0 +1,37 @@
+{
+  "schemaVersion": 1,
+  "id": "modid",
+  "version": "${version}",
+
+  "name": "Example Mod",
+  "description": "This is an example description! Tell everyone what your mod is about!",
+  "authors": [
+    "Me!"
+  ],
+  "contact": {
+    "homepage": "https://fabricmc.net/",
+    "sources": "https://github.com/FabricMC/fabric-example-mod"
+  },
+
+  "license": "CC0-1.0",
+  "icon": "assets/modid/icon.png",
+
+  "environment": "*",
+  "entrypoints": {
+    "main": [
+      "net.fabricmc.example.ExampleMod"
+    ]
+  },
+  "mixins": [
+  ],
+
+  "depends": {
+    "fabricloader": ">=0.11.3",
+    "fabric": "*",
+    "minecraft": "1.17.x",
+    "java": ">=16"
+  },
+  "suggests": {
+    "another-mod": "*"
+  }
+}

src/test/resources/projects/mixinApAutoRefmap/src/main/resources/main.mixins.json

@@ -0,0 +1,14 @@
+{
+  "required": true,
+  "minVersion": "0.8",
+  "package": "net.fabricmc.example.mixin",
+  "compatibilityLevel": "JAVA_16",
+  "mixins": [
+  ],
+  "client": [
+      "ExampleMixinMain"
+  ],
+  "injectors": {
+    "defaultRequire": 1
+  }
+}

src/test/resources/projects/mixinApAutoRefmap/src/mixin/java/net/fabricmc/example/mixin/ExampleMixin0.java

@@ -0,0 +1,15 @@
+package net.fabricmc.example.mixin;
+
+import net.minecraft.client.gui.screen.TitleScreen;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+
+@Mixin(TitleScreen.class)
+public class ExampleMixin0 {
+	@Inject(at = @At("HEAD"), method = "init()V")
+	private void init(CallbackInfo info) {
+		System.out.println("This line is printed by an example mod mixin!");
+	}
+}

src/test/resources/projects/mixinApAutoRefmap/src/mixin/resources/m0.mixins.json

@@ -0,0 +1,14 @@
+{
+  "required": true,
+  "minVersion": "0.8",
+  "package": "net.fabricmc.example.mixin",
+  "compatibilityLevel": "JAVA_16",
+  "mixins": [
+  ],
+  "client": [
+      "ExampleMixin0"
+  ],
+  "injectors": {
+    "defaultRequire": 1
+  }
+}

src/test/resources/projects/mixinApAutoRefmap/src/mixin1/java/net/fabricmc/example/mixin/ExampleMixin1_1.java

@@ -0,0 +1,15 @@
+package net.fabricmc.example.mixin;
+
+import net.minecraft.client.gui.screen.TitleScreen;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+
+@Mixin(TitleScreen.class)
+public class ExampleMixin1_1 {
+	@Inject(at = @At("HEAD"), method = "init()V")
+	private void init(CallbackInfo info) {
+		System.out.println("This line is printed by an example mod mixin!");
+	}
+}

src/test/resources/projects/mixinApAutoRefmap/src/mixin1/java/net/fabricmc/example/mixin/ExampleMixin1_2.java

@@ -0,0 +1,15 @@
+package net.fabricmc.example.mixin;
+
+import net.minecraft.client.gui.screen.TitleScreen;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+
+@Mixin(TitleScreen.class)
+public class ExampleMixin1_2 {
+	@Inject(at = @At("HEAD"), method = "init()V")
+	private void init(CallbackInfo info) {
+		System.out.println("This line is printed by an example mod mixin!");
+	}
+}

src/test/resources/projects/mixinApAutoRefmap/src/mixin1/resources/m1_1.mixins.json

@@ -0,0 +1,14 @@
+{
+  "required": true,
+  "minVersion": "0.8",
+  "package": "net.fabricmc.example.mixin",
+  "compatibilityLevel": "JAVA_16",
+  "mixins": [
+  ],
+  "client": [
+      "ExampleMixin1_1"
+  ],
+  "injectors": {
+    "defaultRequire": 1
+  }
+}

src/test/resources/projects/mixinApAutoRefmap/src/mixin1/resources/m1_2.mixins.json

@@ -0,0 +1,14 @@
+{
+  "required": true,
+  "minVersion": "0.8",
+  "package": "net.fabricmc.example.mixin",
+  "compatibilityLevel": "JAVA_16",
+  "mixins": [
+  ],
+  "client": [
+      "ExampleMixin1_2"
+  ],
+  "injectors": {
+    "defaultRequire": 1
+  }
+}

src/test/resources/projects/mixinApSimple/build.gradle

@@ -0,0 +1,119 @@
+plugins {
+	id 'fabric-loom' version '0.9.local'
+	id 'maven-publish'
+}
+
+sourceCompatibility = JavaVersion.VERSION_16
+targetCompatibility = JavaVersion.VERSION_16
+
+archivesBaseName = project.archives_base_name
+version = project.mod_version
+group = project.maven_group
+
+repositories {
+	// Add repositories to retrieve artifacts from in here.
+	// You should only use this when depending on other mods because
+	// Loom adds the essential maven repositories to download Minecraft and libraries from automatically.
+	// See https://docs.gradle.org/current/userguide/declaring_repositories.html
+	// for more information about repositories.
+}
+
+dependencies {
+	// To change the versions see the gradle.properties file
+	minecraft "com.mojang:minecraft:${project.minecraft_version}"
+	mappings "net.fabricmc:yarn:${project.yarn_mappings}:v2"
+	modImplementation "net.fabricmc:fabric-loader:${project.loader_version}"
+
+	// Fabric API. This is technically optional, but you probably want it anyway.
+	modImplementation "net.fabricmc.fabric-api:fabric-api:${project.fabric_version}"
+
+	// PSA: Some older mods, compiled on Loom 0.2.1, might have outdated Maven POMs.
+	// You may need to force-disable transitiveness on them.
+}
+
+sourceSets.register("mixin") {
+	it.compileClasspath += sourceSets["main"].compileClasspath
+	it.runtimeClasspath += sourceSets["main"].runtimeClasspath
+}
+sourceSets.register("mixin1") {
+	it.compileClasspath += sourceSets["main"].compileClasspath
+	it.runtimeClasspath += sourceSets["main"].runtimeClasspath
+}
+
+processResources {
+	inputs.property "version", project.version
+
+	filesMatching("fabric.mod.json") {
+		expand "version": project.version
+	}
+}
+
+tasks.withType(JavaCompile).configureEach {
+	// ensure that the encoding is set to UTF-8, no matter what the system default is
+	// this fixes some edge cases with special characters not displaying correctly
+	// see http://yodaconditions.net/blog/fix-for-java-file-encoding-problems-with-gradle.html
+	// If Javadoc is generated, this must be specified in that task too.
+	it.options.encoding = "UTF-8"
+
+	// Minecraft 1.17 (21w19a) upwards uses Java 16.
+	it.options.release = 16
+}
+
+java {
+	// Loom will automatically attach sourcesJar to a RemapSourcesJar task and to the "build" task
+	// if it is present.
+	// If you remove this line, sources will not be generated.
+	withSourcesJar()
+}
+
+loom {
+	refmapName = "default-refmap0000.json"
+	mixin {
+		add(sourceSets["main"], "main-refmap0000.json")
+		add(sourceSets["mixin"])
+	}
+}
+
+jar {
+	from("LICENSE") {
+		rename { "${it}_${project.archivesBaseName}"}
+	}
+}
+
+tasks.register("mixinJar0", Jar.class) {
+	it.archiveClassifier.set("mixin")
+	it.from(sourceSets["mixin"].output)
+}
+
+tasks.register("mixinJar1", Jar.class) {
+	it.archiveClassifier.set("mixin1")
+	it.from(sourceSets["mixin1"].output)
+}
+
+assemble {
+	dependsOn tasks["mixinJar0"]
+	dependsOn tasks["mixinJar1"]
+}
+
+// configure the maven publication
+publishing {
+	publications {
+		mavenJava(MavenPublication) {
+			// add all the jars that should be included when publishing to maven
+			artifact(remapJar) {
+				builtBy remapJar
+			}
+			artifact(sourcesJar) {
+				builtBy remapSourcesJar
+			}
+		}
+	}
+
+	// See https://docs.gradle.org/current/userguide/publishing_maven.html for information on how to set up publishing.
+	repositories {
+		// Add repositories to publish to here.
+		// Notice: This block does NOT have the same function as the block in the top level.
+		// The repositories here will be used for publishing your artifact, not for
+		// retrieving dependencies.
+	}
+}

src/test/resources/projects/mixinApSimple/gradle.properties

@@ -0,0 +1,16 @@
+# Done to increase the memory available to gradle.
+org.gradle.jvmargs=-Xmx1G
+
+# Fabric Properties
+	# check these on https://fabricmc.net/versions.html
+	minecraft_version=1.17
+	yarn_mappings=1.17+build.13
+	loader_version=0.11.6
+
+# Mod Properties
+	mod_version = 1.0.0
+	maven_group = com.example
+	archives_base_name = fabric-example-mod
+
+# Dependencies
+	fabric_version=0.36.0+1.17

src/test/resources/projects/mixinApSimple/settings.gradle

@@ -0,0 +1,10 @@
+pluginManagement {
+    repositories {
+        maven {
+            name = 'Fabric'
+            url = 'https://maven.fabricmc.net/'
+        }
+        gradlePluginPortal()
+        mavenLocal()
+    }
+}

src/test/resources/projects/mixinApSimple/src/main/java/net/fabricmc/example/ExampleMod.java

@@ -0,0 +1,14 @@
+package net.fabricmc.example;
+
+import net.fabricmc.api.ModInitializer;
+
+public class ExampleMod implements ModInitializer {
+	@Override
+	public void onInitialize() {
+		// This code runs as soon as Minecraft is in a mod-load-ready state.
+		// However, some things (like resources) may still be uninitialized.
+		// Proceed with mild caution.
+
+		System.out.println("Hello Fabric world!");
+	}
+}

src/test/resources/projects/mixinApSimple/src/main/java/net/fabricmc/example/mixin/ExampleMixin1.java

@@ -0,0 +1,15 @@
+package net.fabricmc.example.mixin;
+
+import net.minecraft.client.gui.screen.ChatScreen;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+
+@Mixin(ChatScreen.class)
+public class ExampleMixin1 {
+	@Inject(at = @At("HEAD"), method = "init()V")
+	private void init(CallbackInfo info) {
+		System.out.println("This line is printed by an example mod mixin!");
+	}
+}

src/test/resources/projects/mixinApSimple/src/main/resources/fabric.mod.json

@@ -0,0 +1,39 @@
+{
+  "schemaVersion": 1,
+  "id": "modid",
+  "version": "${version}",
+
+  "name": "Example Mod",
+  "description": "This is an example description! Tell everyone what your mod is about!",
+  "authors": [
+    "Me!"
+  ],
+  "contact": {
+    "homepage": "https://fabricmc.net/",
+    "sources": "https://github.com/FabricMC/fabric-example-mod"
+  },
+
+  "license": "CC0-1.0",
+  "icon": "assets/modid/icon.png",
+
+  "environment": "*",
+  "entrypoints": {
+    "main": [
+      "net.fabricmc.example.ExampleMod"
+    ]
+  },
+  "mixins": [
+    "main.mixins.json",
+    "m0.mixins.json"
+  ],
+
+  "depends": {
+    "fabricloader": ">=0.11.3",
+    "fabric": "*",
+    "minecraft": "1.17.x",
+    "java": ">=16"
+  },
+  "suggests": {
+    "another-mod": "*"
+  }
+}

src/test/resources/projects/mixinApSimple/src/main/resources/main.mixins.json

@@ -0,0 +1,14 @@
+{
+  "required": true,
+  "minVersion": "0.8",
+  "package": "net.fabricmc.example.mixin",
+  "compatibilityLevel": "JAVA_16",
+  "mixins": [
+  ],
+  "client": [
+      "ExampleMixin1"
+  ],
+  "injectors": {
+    "defaultRequire": 1
+  }
+}

src/test/resources/projects/mixinApSimple/src/mixin/java/net/fabricmc/example/mixin/ExampleMixin0.java

@@ -0,0 +1,15 @@
+package net.fabricmc.example.mixin;
+
+import net.minecraft.client.gui.screen.TitleScreen;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+
+@Mixin(TitleScreen.class)
+public class ExampleMixin0 {
+	@Inject(at = @At("HEAD"), method = "init()V")
+	private void init(CallbackInfo info) {
+		System.out.println("This line is printed by an example mod mixin!");
+	}
+}

src/test/resources/projects/mixinApSimple/src/mixin/resources/m0.mixins.json

@@ -0,0 +1,14 @@
+{
+  "required": true,
+  "minVersion": "0.8",
+  "package": "net.fabricmc.example.mixin",
+  "compatibilityLevel": "JAVA_16",
+  "mixins": [
+  ],
+  "client": [
+      "ExampleMixin0"
+  ],
+  "injectors": {
+    "defaultRequire": 1
+  }
+}

src/test/resources/projects/mixinApSimple/src/mixin1/java/net/fabricmc/example/mixin/ExampleMixin1.java

@@ -0,0 +1,15 @@
+package net.fabricmc.example.mixin;
+
+import net.minecraft.client.gui.screen.TitleScreen;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+
+@Mixin(TitleScreen.class)
+public class ExampleMixin1 {
+	@Inject(at = @At("HEAD"), method = "init()V")
+	private void init(CallbackInfo info) {
+		System.out.println("This line is printed by an example mod mixin!");
+	}
+}

src/test/resources/projects/mixinApSimple/src/mixin1/resources/m1.mixins.json

@@ -0,0 +1,14 @@
+{
+  "required": true,
+  "minVersion": "0.8",
+  "package": "net.fabricmc.example.mixin",
+  "compatibilityLevel": "JAVA_16",
+  "mixins": [
+  ],
+  "client": [
+      "ExampleMixin0"
+  ],
+  "injectors": {
+    "defaultRequire": 1
+  }
+}