#!/usr/bin/env bash
# Copyright 2014 The Go Authors. All rights reserved.
# Use of this source code is governed by a BSD-style
# license that can be found in the LICENSE file.

set -e

function die() {
  echo "FAIL: $1"
  exit 1
}

if [ ! -f test.bash ]; then
  die 'test.bash must be run from $GOPATH/src/golang.org/x/mobile/bind/java'
fi

function cleanup() {
  rm -rf "$ANDROID_APP"
}

if [ -z "$ANDROID_APP" ]; then
	ANDROID_APP=`mktemp -d /tmp/android-java.XXXXX` || die 'failed to create a temporary directory'
	echo "Temporary directory for test: $ANDROID_APP"
	trap cleanup EXIT
fi

# Create an android project for test.
# TODO(hyangah): use android update lib-project if the $ANDROID_APP directory
# already exists.
android create lib-project -n BindJavaTest \
  -t "android-19"  -p $ANDROID_APP -k go.testpkg -g -v 0.12.+

# Add the necessary Java source files (Seq.java and app/Go.java)) in to the
# project directory. (go package)
mkdir -p $ANDROID_APP/src/main/java/go
ln -sf $PWD/Seq.java $ANDROID_APP/src/main/java/go
ln -sf $PWD/../../app/*.java $ANDROID_APP/src/main/java/go

# Add the testpkg java file (output of gobind -lang=java) necessary for SeqTest.java.
mkdir -p $ANDROID_APP/src/main/java/go/testpkg
ln -sf $PWD/testpkg/Testpkg.java $ANDROID_APP/src/main/java/go/testpkg

# Add the compiled jni shared library under src/main/jniLibs/armeabi directory.
mkdir -p $ANDROID_APP/src/main/jniLibs/armeabi
CGO_ENABLED=1 GOOS=android GOARCH=arm GOARM=7 \
  go build -ldflags="-shared" \
  -o $ANDROID_APP/src/main/jniLibs/armeabi/libgojni.so \
  javatest.go

# Add the test file under androidTest directory.
mkdir -p $ANDROID_APP/src/androidTest/java/go
ln -sf $PWD/SeqTest.java $ANDROID_APP/src/androidTest/java/go

# Build the test apk. ($ANDROID_APP/build/outputs/apk).
cd $ANDROID_APP

# If there is no connected device, this will fail after creating the test apk.
# The apk is located in $ANDROID_APP/build/outputs/apk directory.
./gradlew connectedAndroidTest && echo "PASS"

# TODO(hyangah): copy the gradle's test output directory in case of test failure?

# TODO(hyangah): gradlew build
# Currently build fails due to a lint error. Disable lint check or
# specify the minSdkVersion in gradle.build to avoid the lint error.