KMP multi-module integration test

samples/android-multi-module/dinosaurs/build.gradle.kts

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+plugins {
+  id("com.android.library")
+  id("org.jetbrains.kotlin.android")
+  id("com.squareup.wire")
+}
+
+buildscript {
+  repositories {
+    mavenCentral()
+    google()
+  }
+  dependencies {
+    classpath(libs.pluginz.android)
+    classpath("com.squareup.wire:wire-gradle-plugin")
+  }
+}
+
+android {
+  namespace = "com.squareup.wire.android.app.multi.dinosaurs"
+}
+
+dependencies {
+  implementation(libs.androidx.appcompat)
+  implementation(libs.androidx.constraintLayout)
+  implementation(libs.androidMaterial)
+  testImplementation(libs.junit)
+}
+
+wire {
+  sourcePath {
+    srcDir("src/main/proto")
+  }
+
+  sourcePath {
+    srcProject(":samples:android-multi-module:location")
+    include("squareup/location/continent.proto")
+  }
+
+  kotlin {
+    out = "src/main/kotlin"
+  }
+}

samples/android-multi-module/dinosaurs/src/main/proto/squareup/dinosaurs/dinosaur.proto

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+syntax = "proto2";
+
+package squareup.dinosaurs;
+
+option java_package = "com.squareup.dinosaurs";
+
+import "squareup/geology/period.proto";
+import "squareup/location/continent.proto";
+
+message Dinosaur {
+  /** Common name of this dinosaur, like "Stegosaurus". */
+  optional string name = 1;
+
+  /** URLs with images of this dinosaur. */
+  repeated string picture_urls = 2;
+
+  optional double length_meters = 3;
+  optional double mass_kilograms = 4;
+  optional squareup.geology.Period period = 5;
+  optional squareup.location.Continent continent = 6;
+}

samples/android-multi-module/geology/build.gradle.kts

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+plugins {
+  id("com.android.library")
+  id("org.jetbrains.kotlin.android")
+  id("com.squareup.wire")
+}
+
+buildscript {
+  repositories {
+    mavenCentral()
+    google()
+  }
+  dependencies {
+    classpath(libs.pluginz.android)
+    classpath("com.squareup.wire:wire-gradle-plugin")
+  }
+}
+
+android {
+  namespace = "com.squareup.wire.android.app.multi.geology"
+}
+
+dependencies {
+  implementation(libs.androidx.appcompat)
+  implementation(libs.androidx.constraintLayout)
+  implementation(libs.androidMaterial)
+  testImplementation(libs.junit)
+}
+
+wire {
+  protoLibrary = true
+
+  kotlin {
+  }
+}

samples/android-multi-module/geology/src/main/proto/squareup/geology/period.proto

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+syntax = "proto2";
+
+package squareup.geology;
+
+option java_package = "com.squareup.geology";
+
+enum Period {
+  /** 145.5 million years ago — 66.0 million years ago. */
+  CRETACEOUS = 1;
+
+  /** 201.3 million years ago — 145.0 million years ago. */
+  JURASSIC = 2;
+
+  /** 252.17 million years ago — 201.3 million years ago. */
+  TRIASSIC = 3;
+}

samples/android-multi-module/location/build.gradle.kts

@@ -0,0 +1,55 @@
+plugins {
+  id("com.android.library")
+  id("org.jetbrains.kotlin.android")
+  id("com.squareup.wire")
+  id("maven-publish")
+}
+
+buildscript {
+  repositories {
+    mavenCentral()
+    google()
+  }
+  dependencies {
+    classpath(libs.pluginz.android)
+    classpath("com.squareup.wire:wire-gradle-plugin")
+  }
+}
+
+android {
+  namespace = "com.squareup.wire.android.app.multi.location"
+
+  publishing {
+    singleVariant("debug") {
+      withSourcesJar()
+    }
+  }
+}
+
+publishing {
+  publications {
+    create("debug", MavenPublication::class.java) {
+      groupId = "com.my-company"
+      artifactId = "my-library"
+      version = "1.0"
+
+      afterEvaluate {
+        from(components.getByName("debug"))
+      }
+    }
+  }
+}
+
+dependencies {
+  implementation(libs.androidx.appcompat)
+  implementation(libs.androidx.constraintLayout)
+  implementation(libs.androidMaterial)
+  testImplementation(libs.junit)
+}
+
+wire {
+  protoLibrary = true
+
+  kotlin {
+  }
+}

samples/android-multi-module/location/src/main/kotlin/london/Main.kt

@@ -0,0 +1,20 @@
+/*
+ * Copyright (C) 2024 Square, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package london
+
+fun main() {
+  println("hello")
+}

samples/android-multi-module/location/src/main/proto/squareup/location/continent.proto

@@ -0,0 +1,14 @@
+syntax = "proto2";
+
+package squareup.location;
+
+option java_package = "com.squareup.location";
+
+enum Continent {
+  AFRICA = 0;
+  AMERICA = 1;
+  ANTARCTICA = 2;
+  ASIA = 3;
+  AUSTRALIA = 4;
+  EUROPE = 5;
+}

samples/android-multi-module/location/src/main/proto/squareup/location/planet.proto

@@ -0,0 +1,16 @@
+syntax = "proto2";
+
+package squareup.location;
+
+option java_package = "com.squareup.location";
+
+enum Planet {
+  MERCURY = 0;
+  VENUS = 1;
+  EARTH = 2;
+  MARS = 3;
+  JUPITER = 4;
+  SATURN = 5;
+  URANUS = 6;
+  NEPTUNE = 7;
+}

samples/multi-platform-multi-module/dinosaurs-native/build.gradle.kts

@@ -0,0 +1,46 @@
+plugins {
+  kotlin("multiplatform")
+  id("com.squareup.wire")
+}
+
+kotlin {
+  val hostOs = System.getProperty("os.name")
+  val isMingwX64 = hostOs.startsWith("Windows")
+  val nativeTarget = when {
+    hostOs == "Mac OS X" -> macosX64("native")
+    hostOs == "Linux" -> linuxX64("native")
+    isMingwX64 -> mingwX64("native")
+    else -> throw GradleException("Host OS is not supported in Kotlin/Native.")
+  }
+
+  nativeTarget.apply {
+    binaries {
+      executable {
+        entryPoint = "main"
+      }
+    }
+  }
+  sourceSets {
+    val commonMain by getting
+    val nativeMain by getting
+    val nativeTest by getting
+  }
+}
+
+dependencies {
+  protoPath(project(":samples:multi-platform-multi-module:geology-native"))
+}
+
+wire {
+  sourcePath {
+    srcDir("src/main/proto")
+  }
+
+  sourcePath {
+    srcProject(":samples:multi-platform-multi-module:location-js")
+    include("squareup/location/continent.proto")
+  }
+
+  kotlin {
+  }
+}

samples/multi-platform-multi-module/dinosaurs-native/src/main/proto/squareup/dinosaurs/dinosaur.proto

@@ -0,0 +1,21 @@
+syntax = "proto2";
+
+package squareup.dinosaurs;
+
+option java_package = "com.squareup.dinosaurs";
+
+import "squareup/geology/period.proto";
+import "squareup/location/continent.proto";
+
+message Dinosaur {
+  /** Common name of this dinosaur, like "Stegosaurus". */
+  optional string name = 1;
+
+  /** URLs with images of this dinosaur. */
+  repeated string picture_urls = 2;
+
+  optional double length_meters = 3;
+  optional double mass_kilograms = 4;
+  optional squareup.geology.Period period = 5;
+  optional squareup.location.Continent continent = 6;
+}

samples/multi-platform-multi-module/geology-native/build.gradle.kts

@@ -0,0 +1,35 @@
+plugins {
+  kotlin("multiplatform")
+  id("com.squareup.wire")
+}
+
+kotlin {
+  val hostOs = System.getProperty("os.name")
+  val isMingwX64 = hostOs.startsWith("Windows")
+  val nativeTarget = when {
+    hostOs == "Mac OS X" -> macosX64("native")
+    hostOs == "Linux" -> linuxX64("native")
+    isMingwX64 -> mingwX64("native")
+    else -> throw GradleException("Host OS is not supported in Kotlin/Native.")
+  }
+
+  nativeTarget.apply {
+    binaries {
+      executable {
+        entryPoint = "main"
+      }
+    }
+  }
+  sourceSets {
+    val commonMain by getting
+    val nativeMain by getting
+    val nativeTest by getting
+  }
+}
+
+wire {
+  protoLibrary = true
+
+  kotlin {
+  }
+}

samples/multi-platform-multi-module/geology-native/src/main/proto/squareup/geology/period.proto

@@ -0,0 +1,16 @@
+syntax = "proto2";
+
+package squareup.geology;
+
+option java_package = "com.squareup.geology";
+
+enum Period {
+  /** 145.5 million years ago — 66.0 million years ago. */
+  CRETACEOUS = 1;
+
+  /** 201.3 million years ago — 145.0 million years ago. */
+  JURASSIC = 2;
+
+  /** 252.17 million years ago — 201.3 million years ago. */
+  TRIASSIC = 3;
+}

samples/multi-platform-multi-module/location-js/build.gradle.kts

@@ -0,0 +1,30 @@
+plugins {
+  kotlin("js")
+  id("com.squareup.wire")
+}
+
+repositories {
+  mavenCentral()
+}
+
+kotlin {
+  js(IR) {
+    binaries.executable()
+    browser {
+      commonWebpackConfig {
+        cssSupport {
+          enabled.set(true)
+        }
+      }
+    }
+    nodejs {
+    }
+  }
+}
+
+wire {
+  protoLibrary = true
+
+  kotlin {
+  }
+}

samples/multi-platform-multi-module/location-js/src/main/proto/squareup/location/continent.proto

@@ -0,0 +1,14 @@
+syntax = "proto2";
+
+package squareup.location;
+
+option java_package = "com.squareup.location";
+
+enum Continent {
+  AFRICA = 0;
+  AMERICA = 1;
+  ANTARCTICA = 2;
+  ASIA = 3;
+  AUSTRALIA = 4;
+  EUROPE = 5;
+}