Add support for Android "dynamic-feature" module type (#158)

* Add support for Android "dynamic-feature" module type

* Added tesst

* fix tests

* Fixed tests

* Fix typo

* Fix typo

* Reverted bad code

Author: igorwojda

src/main/groovy/com/vanniktech/android/junit/jacoco/GenerationPlugin.groovy

@@ -115,7 +115,7 @@ class GenerationPlugin implements Plugin<Project> {
         Collection<BaseVariant> variants = []
         if (isAndroidApplication(subProject)) {
             variants = subProject.android.applicationVariants
-        } else if (isAndroidLibrary(subProject) || isAndroidFeature(subProject)) {
+        } else if (isAndroidLibrary(subProject) || isAndroidFeature(subProject) || isAndroidDynamicFeature(subProject)) {
             // FeatureExtension extends LibraryExtension
             variants = subProject.android.libraryVariants
         } else {
@@ -342,8 +342,9 @@ class GenerationPlugin implements Plugin<Project> {
         final boolean isAndroidApp = project.plugins.hasPlugin('com.android.application')
         final boolean isAndroidTest = project.plugins.hasPlugin('com.android.test')
         final boolean isAndroidFeature = project.plugins.hasPlugin('com.android.feature')
+        final boolean isAndroidDynamicFeature = project.plugins.hasPlugin('com.android.dynamic-feature')
         final boolean isAndroidInstantApp = project.plugins.hasPlugin('com.android.instantapp')
-        return isAndroidLibrary || isAndroidApp || isAndroidTest || isAndroidFeature || isAndroidInstantApp
+        return isAndroidLibrary || isAndroidApp || isAndroidTest || isAndroidFeature || isAndroidDynamicFeature || isAndroidInstantApp
     }
 
     private static boolean isJavaProject(final Project project) {
@@ -372,6 +373,10 @@ class GenerationPlugin implements Plugin<Project> {
     protected static boolean isAndroidFeature(final Project project) {
         return project.plugins.hasPlugin('com.android.feature')
     }
+  
+    protected static boolean isAndroidDynamicFeature(final Project project) {
+        return project.plugins.hasPlugin('com.android.dynamic-feature')
+    }
 
     private static boolean shouldIgnore(final Project project, final JunitJacocoExtension extension) {
         if (extension.ignoreProjects?.contains(project.name) || extension.ignoreProjects?.contains(project.path)) {

src/test/groovy/com/vanniktech/android/junit/jacoco/GenerationPluginSpec.groovy

@@ -5,7 +5,7 @@ import spock.lang.Specification
 import spock.lang.Unroll
 
 final class GenerationPluginSpec extends Specification {
-  final static ANDROID_PLUGINS = ["com.android.application", "com.android.library", "com.android.test", "com.android.feature"]
+  final static ANDROID_PLUGINS = ["com.android.application", "com.android.library", "com.android.test", "com.android.feature", "com.android.dynamic-feature"]
   final static COMPILE_SDK_VERSION = 28
   final static BUILD_TOOLS_VERSION = "28.0.3"
   final static APPLICATION_ID = "com.example"

src/test/groovy/com/vanniktech/android/junit/jacoco/GenerationTest.groovy

@@ -53,6 +53,14 @@ class GenerationTest {
         assertJacocoAndroidWithoutFlavors(androidLibraryProject, true)
     }
 
+    @Test void addJacocoAndroidDynamicFeature() {
+        def androidLibraryProject = ProjectHelper.prepare(ANDROID_DYNAMIC_FEATURE).get()
+
+        GenerationPlugin.addJacoco(androidLibraryProject, new JunitJacocoExtension())
+
+        assertJacocoAndroidWithoutFlavors(androidLibraryProject, true)
+    }
+
     @Test void addJacocoAndroidAppWithoutInstrumentationCoverage() {
         def androidAppProject = ProjectHelper.prepare(ANDROID_APPLICATION).get()
         androidAppProject.android.buildTypes.each { it.testCoverageEnabled = false }
@@ -80,6 +88,15 @@ class GenerationTest {
         assertJacocoAndroidWithoutFlavors(androidLibraryProject, false)
     }
 
+    @Test void addJacocoAndroidDynamicFeatureWithoutInstrumentationCoverage() {
+        def androidLibraryProject = ProjectHelper.prepare(ANDROID_DYNAMIC_FEATURE).get()
+        androidLibraryProject.android.buildTypes.each { it.testCoverageEnabled = false }
+
+        GenerationPlugin.addJacoco(androidLibraryProject, new JunitJacocoExtension())
+
+        assertJacocoAndroidWithoutFlavors(androidLibraryProject, false)
+    }
+
     @Test void addJacocoAndroidTest() {
         def androidTestProject = ProjectHelper.prepare(ANDROID_TEST).get()
         assert !GenerationPlugin.addJacoco(androidTestProject, new JunitJacocoExtension())

src/test/groovy/com/vanniktech/android/junit/jacoco/ProjectHelper.groovy

@@ -63,6 +63,7 @@ final class ProjectHelper {
                 break
             case ProjectType.ANDROID_LIBRARY:
             case ProjectType.ANDROID_FEATURE:
+            case ProjectType.ANDROID_DYNAMIC_FEATURE:
             case ProjectType.ANDROID_KOTLIN_MULTIPLATFORM:
                 project = builder.withName('android library').build()
                 def androidMock = new MockFor(LibraryExtension)
@@ -144,6 +145,7 @@ final class ProjectHelper {
                 break
             case ProjectType.ANDROID_LIBRARY:
             case ProjectType.ANDROID_FEATURE:
+            case ProjectType.ANDROID_DYNAMIC_FEATURE:
                 project.android.metaClass.libraryVariants = variants
                 // mock .all{ } function from android gradle lib with standard groovy .each{ }
                 project.android.libraryVariants.metaClass.all = { delegate.each(it) }
@@ -163,6 +165,7 @@ final class ProjectHelper {
         ANDROID_KOTLIN_MULTIPLATFORM('com.android.library', 'org.jetbrains.kotlin.multiplatform'),
         ANDROID_LIBRARY('com.android.library'),
         ANDROID_FEATURE('com.android.feature'),
+        ANDROID_DYNAMIC_FEATURE('com.android.dynamic-feature'),
         ANDROID_TEST('com.android.test'),
         JAVA('java'),
         ROOT(null)