Add configuration for building on Travis CI

.travis.yml

@@ -0,0 +1,115 @@
+sudo: required # disables container-based builds which have a maximum of 4GB of memory
+language: android
+jdk: oraclejdk8
+env:
+  global:
+    - ADB_INSTALL_TIMEOUT=15 # wait up to 15 minutes for adb to connect to emulator (2 minutes by default)
+    - EMULATOR_ANDROID_VERSION=19
+    - BUILD_ANDROID_VERSION=28
+    - BUILD_TOOLS_VERSION=28.0.3
+before_cache:
+- rm -f  $HOME/.gradle/caches/modules-2/modules-2.lock
+- rm -fr $HOME/.gradle/caches/*/plugin-resolution/
+cache:
+  directories:
+  - $HOME/.gradle/caches/
+  - $HOME/.gradle/wrapper/
+  - $HOME/.android/build-cache
+android:
+ components:
+    - tools # to get the new `repository-11.xml`
+    - tools # https://github.com/travis-ci/travis-ci/issues/6040#issuecomment-219367943)
+    - platform-tools
+    - build-tools-$BUILD_TOOLS_VERSION
+    - android-$BUILD_ANDROID_VERSION
+    - android-$EMULATOR_ANDROID_VERSION
+    - sys-img-armeabi-v7a-android-$EMULATOR_ANDROID_VERSION
+licenses:
+  - 'android-sdk-license-.+'
+before_install:
+  # List all available targets, device definitions and AVDs.
+  - sdkmanager --list || true
+
+  # Update sdk tools to latest version and install/update components
+  - yes | sdkmanager "tools" > /dev/null
+  - yes | sdkmanager "platform-tools" > /dev/null
+  - yes | sdkmanager "build-tools;$BUILD_TOOLS_VERSION" > /dev/null
+
+  - yes | sdkmanager "platforms;android-$EMULATOR_ANDROID_VERSION" > /dev/null
+  - yes | sdkmanager "platforms;android-$BUILD_ANDROID_VERSION" > /dev/null
+
+#  - yes | sdkmanager "system-images;android-24;google_apis;armeabi-v7a" > /dev/null
+
+  - yes | sdkmanager --update > /dev/null
+  - yes | sdkmanager --licenses > /dev/null
+
+  # Check components status
+  - sdkmanager --list || true
+
+before_script:
+  # local.properties file is not checked in but required (an empty file is good enough)
+  - touch local.properties
+
+  # Make sure gradlew is executable
+  - chmod +x gradlew
+
+  # Create emulator and wait for it to start
+  - sdkmanager "system-images;android-$EMULATOR_ANDROID_VERSION;google_apis;armeabi-v7a"
+  - echo no | avdmanager -v create avd -f -n test -k "system-images;android-$EMULATOR_ANDROID_VERSION;google_apis;armeabi-v7a"
+  # Use new emulator executable location
+  - $ANDROID_HOME/emulator/emulator -avd test -no-audio -no-window &
+  - android-wait-for-emulator
+
+  # Turn off animations
+  - adb shell settings put global window_animation_scale 0 &
+  - adb shell settings put global transition_animation_scale 0 &
+  - adb shell settings put global animator_duration_scale 0 &
+
+  # Wake up
+  - adb shell input keyevent 82 &
+  - adb shell input keyevent 1 &
+
+script:
+  - ./gradlew clean test --stacktrace
+
+# Simpler config, but less up-to-date when it comes to tooling.
+# Added here for historical reasons.
+# language: android
+# jdk: oraclejdk8
+# android:
+#   components:
+#   - tools
+#   - platform-tools
+#   - build-tools-28.0.3
+#   - android-28
+#   - android-24
+#   - sys-img-armeabi-v7a-android-24
+# licenses:
+# - 'android-sdk-license-.+'
+# before_install:
+# - yes | sdkmanager "platforms;android-24"
+# - yes | sdkmanager "platforms;android-28"
+# - yes | sdkmanager "build-tools;28.0.3"
+# before_script:
+# local.properties file is not checked in but required (an empty file is good enough)
+# - touch local.properties
+
+# Make sure gradlew is executable
+# - chmod +x gradlew
+
+# Create emulator and wait for it to start
+# - echo no | android create avd --force -n test -t android-24 --abi armeabi-v7a
+# - emulator -avd test -no-skin -no-window &
+# - android-wait-for-emulator
+# - adb shell input keyevent 82 &
+
+# before_cache:
+#   - rm -f  $HOME/.gradle/caches/modules-2/modules-2.lock
+#   - rm -fr $HOME/.gradle/caches/*/plugin-resolution/
+# cache:
+#   directories:
+#     - $HOME/.gradle/caches/
+#     - $HOME/.gradle/wrapper/
+#     - $HOME/.android/build-cache
+# script:
+# - ./gradlew clean test --stacktrace

gradle/dependencies.gradle

@@ -1,6 +1,6 @@
 ext {
     projectVersion = [
-            minSdk      : 21,
+            minSdk      : 19,
             targetSdk   : 28,
             compileSdk  : 28,
             kotlin      : "1.3.11"

gradlew.bat

@@ -0,0 +1,84 @@
+@if "%DEBUG%" == "" @echo off
+@rem ##########################################################################
+@rem
+@rem  Gradle startup script for Windows
+@rem
+@rem ##########################################################################
+
+@rem Set local scope for the variables with windows NT shell
+if "%OS%"=="Windows_NT" setlocal
+
+set DIRNAME=%~dp0
+if "%DIRNAME%" == "" set DIRNAME=.
+set APP_BASE_NAME=%~n0
+set APP_HOME=%DIRNAME%
+
+@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+set DEFAULT_JVM_OPTS=
+
+@rem Find java.exe
+if defined JAVA_HOME goto findJavaFromJavaHome
+
+set JAVA_EXE=java.exe
+%JAVA_EXE% -version >NUL 2>&1
+if "%ERRORLEVEL%" == "0" goto init
+
+echo.
+echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:findJavaFromJavaHome
+set JAVA_HOME=%JAVA_HOME:"=%
+set JAVA_EXE=%JAVA_HOME%/bin/java.exe
+
+if exist "%JAVA_EXE%" goto init
+
+echo.
+echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:init
+@rem Get command-line arguments, handling Windows variants
+
+if not "%OS%" == "Windows_NT" goto win9xME_args
+
+:win9xME_args
+@rem Slurp the command line arguments.
+set CMD_LINE_ARGS=
+set _SKIP=2
+
+:win9xME_args_slurp
+if "x%~1" == "x" goto execute
+
+set CMD_LINE_ARGS=%*
+
+:execute
+@rem Setup the command line
+
+set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
+
+@rem Execute Gradle
+"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS%
+
+:end
+@rem End local scope for the variables with windows NT shell
+if "%ERRORLEVEL%"=="0" goto mainEnd
+
+:fail
+rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
+rem the _cmd.exe /c_ return code!
+if  not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
+exit /b 1
+
+:mainEnd
+if "%OS%"=="Windows_NT" endlocal
+
+:omega

plugin/build.gradle

@@ -47,6 +47,14 @@ pluginBundle {
     }
 }
 
+test {
+    testLogging {
+        events "passed", "skipped", "failed"
+        exceptionFormat "full"
+        showStandardStreams true
+    }
+}
+
 dependencies {
     compileOnly gradleApi()
     implementation projectDependency.gradlePlugin

plugin/src/test/kotlin/org/neotech/plugin/rootcoverage/IntegrationTest.kt

@@ -1,14 +1,12 @@
 package org.neotech.plugin.rootcoverage
 
 import com.google.common.truth.Truth.assertThat
-import org.gradle.testing.jacoco.tasks.JacocoReport
 import org.gradle.testkit.runner.GradleRunner
 import org.gradle.testkit.runner.TaskOutcome
 import org.junit.Test
 import org.junit.runner.RunWith
 import org.junit.runners.Parameterized
 import java.io.File
-import java.io.OutputStreamWriter
 import kotlin.test.assertEquals
 
 @RunWith(Parameterized::class)
@@ -24,7 +22,9 @@ class IntegrationTest(
         val runner = GradleRunner.create()
                 .withProjectDir(projectRoot)
                 .withPluginClasspath()
-                .forwardStdOutput(OutputStreamWriter(System.out))
+                // Without forwardOutput travis CI could timeout because not output will be reported
+                // for a long time.
+                .forwardOutput()
                 .withArguments("clean", "rootCodeCoverageReport", "--stacktrace")
 
         // Expect no failure