diff --git a/.kokoro/build-xunit.sh b/.kokoro/build-xunit.sh
new file mode 100755
index 0000000000..a0a3615f7f
--- /dev/null
+++ b/.kokoro/build-xunit.sh
@@ -0,0 +1,45 @@
+#!/bin/bash
+
+# Copyright 2019 Google LLC.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+BUILD_SH=$(pwd)/$(dirname $0)/build.sh
+
+# Setup
+cd github/nodejs-docs-samples/${PROJECT}
+export GOOGLE_APPLICATION_CREDENTIALS=${KOKORO_GFILE_DIR}/secrets-key.json
+gcloud auth activate-service-account --key-file "$GOOGLE_APPLICATION_CREDENTIALS"
+gcloud config set project $GCLOUD_PROJECT
+
+if [ ! -f './.mocharc.yml' ]
+then
+
+# Note: since this a "heredoc", it must be un-indented
+cat << REPORTER > .mocharc.yml
+reporter: xunit
+reporter-option:
+  - output=./test.xml
+REPORTER
+fi
+
+# Run build script + capture exit code
+sh $BUILD_SH
+CODE=$?
+
+# Store XUnit configs
+export XUNIT_BUCKET="nodejs-docs-samples-kokoro-test"
+gsutil cp ./test.xml gs://${XUNIT_BUCKET}/test_${KOKORO_BUILD_ID}.xml
+
+# Return captured code
+exit $CODE
\ No newline at end of file
diff --git a/.kokoro/functions/background.cfg b/.kokoro/functions/background.cfg
index fa0b71aa1f..5513f5e879 100644
--- a/.kokoro/functions/background.cfg
+++ b/.kokoro/functions/background.cfg
@@ -9,5 +9,5 @@ env_vars: {
 # Tell the trampoline which build file to use.
 env_vars: {
     key: "TRAMPOLINE_BUILD_FILE"
-    value: "github/nodejs-docs-samples/.kokoro/build.sh"
+    value: "github/nodejs-docs-samples/.kokoro/build-xunit.sh"
 }
diff --git a/functions/background/test/index.test.js b/functions/background/test/index.test.js
index 4f08788cad..c9727a6e52 100644
--- a/functions/background/test/index.test.js
+++ b/functions/background/test/index.test.js
@@ -36,70 +36,76 @@ function getSample() {
 beforeEach(tools.stubConsole);
 afterEach(tools.restoreConsole);
 
-it('should echo message', () => {
-  const event = {
-    data: {
-      myMessage: 'hi',
-    },
-  };
-  const sample = getSample();
-  const callback = sinon.stub();
-
-  sample.program.helloWorld(event, callback);
+describe('functions_background_helloworld', () => {
+  it('should echo message', () => {
+    const event = {
+      data: {
+        myMessage: 'hi',
+      },
+    };
+    const sample = getSample();
+    const callback = sinon.stub();
 
-  assert.strictEqual(console.log.callCount, 1);
-  assert.deepStrictEqual(console.log.firstCall.args, [event.data.myMessage]);
-  assert.strictEqual(callback.callCount, 1);
-  assert.deepStrictEqual(callback.firstCall.args, []);
-});
+    sample.program.helloWorld(event, callback);
 
-it('should say no message was provided', () => {
-  const error = new Error('No message defined!');
-  const callback = sinon.stub();
-  const sample = getSample();
-  sample.program.helloWorld({data: {}}, callback);
+    assert.strictEqual(console.log.callCount, 1);
+    assert.deepStrictEqual(console.log.firstCall.args, [event.data.myMessage]);
+    assert.strictEqual(callback.callCount, 1);
+    assert.deepStrictEqual(callback.firstCall.args, []);
+  });
 
-  assert.strictEqual(callback.callCount, 1);
-  assert.deepStrictEqual(callback.firstCall.args, [error]);
-});
+  it('should say no message was provided', () => {
+    const error = new Error('No message defined!');
+    const callback = sinon.stub();
+    const sample = getSample();
+    sample.program.helloWorld({data: {}}, callback);
 
-it('should make a promise request', () => {
-  const sample = getSample();
-  const event = {
-    data: {
-      endpoint: 'foo.com',
-    },
-  };
-
-  return sample.program.helloPromise(event).then(result => {
-    assert.deepStrictEqual(sample.mocks.requestPromiseNative.firstCall.args, [
-      {uri: 'foo.com'},
-    ]);
-    assert.strictEqual(result, 'test');
+    assert.strictEqual(callback.callCount, 1);
+    assert.deepStrictEqual(callback.firstCall.args, [error]);
   });
 });
 
-it('should return synchronously', () => {
-  assert.strictEqual(
-    getSample().program.helloSynchronous({
+describe('functions_background_promise', () => {
+  it('should make a promise request', () => {
+    const sample = getSample();
+    const event = {
       data: {
-        something: true,
+        endpoint: 'foo.com',
       },
-    }),
-    'Something is true!'
-  );
+    };
+
+    return sample.program.helloPromise(event).then(result => {
+      assert.deepStrictEqual(sample.mocks.requestPromiseNative.firstCall.args, [
+        {uri: 'foo.com'},
+      ]);
+      assert.strictEqual(result, 'test');
+    });
+  });
 });
 
-it('should throw an error', () => {
-  assert.throws(
-    () => {
+describe('functions_background_synchronous', () => {
+  it('should return synchronously', () => {
+    assert.strictEqual(
       getSample().program.helloSynchronous({
         data: {
-          something: false,
+          something: true,
         },
-      });
-    },
-    Error,
-    'Something was not true!'
-  );
+      }),
+      'Something is true!'
+    );
+  });
+
+  it('should throw an error', () => {
+    assert.throws(
+      () => {
+        getSample().program.helloSynchronous({
+          data: {
+            something: false,
+          },
+        });
+      },
+      Error,
+      'Something was not true!'
+    );
+  });
 });