diff --git a/src/Tests/MonitoringPaymentTest.php b/src/Tests/MonitoringPaymentTest.php
new file mode 100644
index 0000000..089987d
--- /dev/null
+++ b/src/Tests/MonitoringPaymentTest.php
@@ -0,0 +1,81 @@
+<?php
+/**
+ * @file
+ * Contains \Drupal\monitoring\Tests\MonitoringPaymentTest.
+ */
+
+namespace Drupal\monitoring\Tests;
+
+use Drupal\monitoring\Entity\SensorConfig;
+use Drupal\payment\Tests\Generate;
+use Drupal\payment\Payment;
+
+/**
+ * Tests for the payment sensor in monitoring.
+ *
+ * @group monitoring
+ *
+ * @dependencies payment
+ */
+class MonitoringPaymentTest extends MonitoringUnitTestBase {
+
+  public static $modules = array('payment', 'currency', 'plugin');
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function setUp() {
+    parent::setUp();
+    $this->installEntitySchema('payment');
+    $this->installSchema('system', ['router']);
+    \Drupal::service('router.builder')->rebuild();
+  }
+
+  /**
+   * Tests for payment count and turnover sensors.
+   */
+  public function testPaymentSensors() {
+
+    $payment_method = Payment::methodManager()->createInstance('payment_test');
+    $payment = Generate::createPayment(4, $payment_method);
+    $payment->save();
+
+    // Create total payment count sensor.
+    $sensor_config = SensorConfig::create(array(
+      'id' => 'payment_count',
+      'plugin_id' => 'entity_aggregator',
+      'value_label' => 'transactions',
+      'value_type' => 'number',
+      'caching_time' => 3600,
+      'settings' => array(
+        'entity_type' => 'payment',
+        'time_interval_value' => 86400,
+        'time_interval_field' => 'created',
+      )
+    ));
+    $sensor_config->save();
+    $result = $this->runSensor('payment_count');
+    $this->assertTrue($result->isOk());
+    $this->assertEqual($result->getMessage(), '1 transactions in 1 day');
+
+    // Create turnover sensor for JPY.
+    $sensor_config = SensorConfig::create(array(
+      'id' => 'payment_turnover',
+      'plugin_id' => 'payment_turnover',
+      'caching_time' => 3600,
+      'value_label' => 'Yen',
+      'value_type' => 'number',
+      'settings' => array(
+        'currency_code' => 'JPY',
+        'entity_type' => 'payment',
+        'time_interval_value' => 86400,
+        'time_interval_field' => 'created',
+      )
+    ));
+    $sensor_config->save();
+    $result = $this->runSensor('payment_turnover');
+    $this->assertTrue($result->isOk());
+    $this->assertEqual($result->getMessage(), '5.5 yen in 1 day');
+  }
+
+}