Extend kokoro test script with placeholder test results

.gitignore

@@ -10,6 +10,7 @@
 cuttlefish-*_*.*.*.tar.xz
 
 !/.github/
+!/.kokoro/
 
 /*/debian/cuttlefish-*/
 /*/debian/*.substvars

.kokoro/demo_result.xml

@@ -0,0 +1,38 @@
+<testsuites timestamp='2019-06-13T19:04:59.740-07:00'>
+
+  <testsuite name="com.google.foo.FooTest" tests="1" failures="0" errors="0"
+             time="10.0" timestamp='2019-06-13T19:04:59.740-07:00'>
+    <properties>
+      <property name="SomeProperty" value="SomeValue"/>
+    </properties>
+    <!-- A test case that passed after 5 seconds -->
+    <testcase name="testThatPassed" classname="com.google.foo.FooTest"
+              time="5.0" timestamp='2019-06-13T19:05:44.740-07:00' status="run" result="completed">
+      <properties>
+        <property name="SomeProperty" value="SomeValue"/>
+      </properties>
+      <externallinks>
+        <externallink name="Lumbermill"
+                      contact_email="lumbermill-team@google.com"
+                      url="//lumbermill-domain/lumbermill"
+                      component_id="137202"
+                      description="Lumbermill integration"
+                      foreground_color="#888888"
+                      icon_name="lumbermill.ico"/>
+      </externallinks>
+    </testcase>
+
+    <!-- A test case that was skipped -->
+    <testcase name="skippedTest" classname="com.google.foo.BarTest"
+              time="0.0" timestamp='2019-06-13T19:05:49.740-07:00'>
+      <properties>
+        <property name="OldProperty" value="NewProperty"/>
+      </properties>
+      <skipped type="unittest.case.SkipTest"
+                 message="FIXME - schema allows it but code throws an exception">
+          <![CDATA[SkipTest: FIXME - schema allows it but code throws an exception
+          ]]>
+      </skipped>
+    </testcase>
+  </testsuite>
+</testsuites>

.kokoro/presubmit.cfg

@@ -1 +1,8 @@
 build_file: "android-cuttlefish/.kokoro/public_test.sh"
+
+action {
+  define_artifacts {
+    regex: "**/*sponge_log.xml" # Actually a glob, not a regex
+    regex: "**/*sponge_log.log"
+  }
+}

.kokoro/public_test.sh

@@ -4,3 +4,16 @@
 set -e
 
 echo "Cuttlefish debian package build and testing placeholder script for kokoro"
+
+echo "current directory:"
+pwd
+
+echo "contents of github/android-cuttlefish"
+ls github/android-cuttlefish
+
+echo "producing placeholder xUnit test results"
+mkdir -p test_results
+cp github/android-cuttlefish/.kokoro/demo_result.xml test_results/sponge_log.xml
+echo "placeholder log" > test_results/sponge_log.log
+
+echo "done"