run JUnit tests using android-junit-report to get XML output

Jenkins needs some kind of report from the JUnit tests in order to tell
whether the tests succeeded or not.  android-junit-report is a library to do
exactly that.  With this setup, Jenkins should now successfully understand the
status of the JUnit tests, where before it just ran them and ignored the
results

custom_rules.xml

@@ -1,16 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project name="custom_rules" default="fetch-test-report">
-
-  <target name="fetch-test-report">
-    <echo>Downloading XML test report…</echo>
-    <mkdir dir="junitreports"/>
-    <exec executable="${adb}" failonerror="true">
-      <arg line="${adb.device.arg}"/>
-      <arg value="pull" />
-      <arg value="/data/data/${tested.manifest.package}/files/junit-report.xml" />
-      <arg value="junitreports/junit-report.xml" />
-    </exec>
-  </target>
+<project name="custom_rules">
 
   <target name="javadoc" description="Generate Javadocs">
     <javadoc sourcepath="${source.dir}"

test/.gitignore

@@ -9,3 +9,4 @@
 /*.iml
 out
 /.settings/
+junit-report.xml

test/AndroidManifest.xml

@@ -15,7 +15,7 @@
     the package of org.fdroid.fdroid.  To run the tests use the command:
     "adb shell am instrument -w org.fdroid.fdroid.tests/android.test.InstrumentationTestRunner"
     -->
-    <instrumentation android:name="android.test.InstrumentationTestRunner"
+    <instrumentation android:name="com.zutubi.android.junitreport.JUnitReportTestRunner"
                      android:targetPackage="org.fdroid.fdroid"
                      android:label="Tests for org.fdroid.fdroid" />
 </manifest>

test/ant.properties

@@ -16,3 +16,4 @@
 # The password will be asked during the build when you use the 'release' target.
 
 tested.project.dir=..
+test.runner=com.zutubi.android.junitreport.JUnitReportTestRunner

test/custom_rules.xml

@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project name="test_custom_rules" default="fetch-test-report">
+
+  <target name="fetch-test-report">
+    <xpath
+        expression="/manifest/@package"
+        input="${tested.project.dir}/AndroidManifest.xml"
+        output="tested.package" />
+    <echo>Downloading XML test report (/data/data/${tested.package}/files/junit-report.xml)…</echo>
+    <mkdir dir="junitreports"/>
+    <exec executable="${adb}" failonerror="true">
+      <arg line="${adb.device.arg}"/>
+      <arg value="pull" />
+      <arg value="/data/data/${tested.package}/files/junit-report.xml" />
+      <arg value="junit-report.xml" />
+    </exec>
+  </target>
+
+</project>

test/libs/android-junit-report-1.5.8.README

@@ -0,0 +1,5 @@
+
+Needed for Jenkins to get JUnit reports.
+
+* https://github.com/jsankey/android-junit-report
+* https://github.com/downloads/jsankey/android-junit-report/android-junit-report-1.5.8.jar