[WIP] "Orchestrator like" execution mode (#138)

"Orchestrator like" execution mode part 1.

Author: tagantroy

composer/build.gradle

@@ -16,6 +16,7 @@ dependencies {
     compile libraries.apacheCommonsIo
     compile libraries.apacheCommonsLang
     compile libraries.gson
+    compile libraries.dexParser
 }
 
 dependencies {

composer/src/main/kotlin/com/gojuno/composer/Apk.kt

@@ -3,6 +3,7 @@ package com.gojuno.composer
 import com.gojuno.commander.android.aapt
 import com.gojuno.commander.os.Notification
 import com.gojuno.commander.os.process
+import com.linkedin.dex.parser.DexParser
 
 sealed class TestPackage {
     data class Valid(val value: String) : TestPackage()
@@ -61,4 +62,7 @@ fun parseTestRunner(testApkPath: String): TestRunner =
                 }
                 .toSingle()
                 .toBlocking()
-                .value()
+                .value()
+
+fun parseTests(testApkPath: String): List<TestMethod> =
+        DexParser.findTestMethods(testApkPath).map { TestMethod(it.testName, it.annotationNames) }

composer/src/main/kotlin/com/gojuno/composer/Main.kt

@@ -198,6 +198,9 @@ private fun List<String>.pairArguments(): List<Pair<String, String>> =
             }
         }
 
+private fun buildSingleTestArguments(testMethod : String) : List<Pair<String,String>> =
+        listOf("class" to testMethod)
+
 private fun buildShardArguments(shardingOn: Boolean, shardIndex: Int, devices: Int): List<Pair<String, String>> = when {
     shardingOn && devices > 1 -> listOf(
             "numShards" to "$devices",

composer/src/main/kotlin/com/gojuno/composer/TestMethod.kt

@@ -0,0 +1,3 @@
+package com.gojuno.composer
+
+data class TestMethod(val testName: String, val annotationNames: List<String>)

composer/src/test/kotlin/com/gojuno/composer/ApkSpec.kt

@@ -18,5 +18,13 @@ class ApkSpec : Spek({
         it("parses test package correctly") {
             assertThat(parseTestPackage(testApkPath)).isEqualTo(TestPackage.Valid("test.test.myapplication.test"))
         }
+
+        it("parses tests list correctly") {
+            assertThat(parseTests(testApkPath)).isEqualTo(listOf(
+                    TestMethod("test.test.myapplication.ExampleInstrumentedTest#useAppContext",
+                            listOf("dalvik.annotation.Throws", "org.junit.Test", "org.junit.runner.RunWith")
+                    )
+            ))
+        }
     }
-})
+})

dependencies.gradle

@@ -7,6 +7,7 @@ ext.versions = [
         apacheCommonsIo  : '2.5',
         apacheCommonsLang: '3.5',
         gson             : '2.8.0',
+        dexParser        : '1.1.0',
 
         junit            : '4.12',
         junitPlatform    : '1.0.0-M4',
@@ -26,6 +27,7 @@ ext.libraries = [
         apacheCommonsIo        : "commons-io:commons-io:$versions.apacheCommonsIo",
         apacheCommonsLang      : "org.apache.commons:commons-lang3:$versions.apacheCommonsLang",
         gson                   : "com.google.code.gson:gson:$versions.gson",
+        dexParser              : "com.linkedin.dextestparser:parser:$versions.dexParser",
 
         junit                  : "junit:junit:$versions.junit",
         spek                   : "org.jetbrains.spek:spek-api:$versions.spek",