1 files changed, 52 insertions, 0 deletions
diff --git a/tests/src/com/android/loganalysis/item/DumpsysPackageStatsItemTest.java b/tests/src/com/android/loganalysis/item/DumpsysPackageStatsItemTest.java
new file mode 100644
index 0000000..dd60500
--- /dev/null
+++ b/tests/src/com/android/loganalysis/item/DumpsysPackageStatsItemTest.java
@@ -0,0 +1,52 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * 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.
+ */
+package com.android.loganalysis.item;
+
+import junit.framework.TestCase;
+
+import org.json.JSONException;
+import org.json.JSONObject;
+
+/** Unit test for {@link DumpsysPackageStatsItem}. */
+public class DumpsysPackageStatsItemTest extends TestCase {
+
+    /** Test that {@link DumpsysPackageStatsItem#toJson()} returns correctly. */
+    public void testToJson() throws JSONException {
+        DumpsysPackageStatsItem item = new DumpsysPackageStatsItem();
+
+        item.put("com.google.android.calculator", new AppVersionItem(73000302, "7.3 (3821978)"));
+        item.put(
+                "com.google.android.googlequicksearchbox",
+                new AppVersionItem(300734793, "6.16.35.26.arm64"));
+
+        // Convert to JSON string and back again
+        JSONObject output = new JSONObject(item.toJson().toString());
+
+        assertTrue(output.has(DumpsysPackageStatsItem.APP_VERSIONS));
+
+        JSONObject appVersionsJson = output.getJSONObject(DumpsysPackageStatsItem.APP_VERSIONS);
+
+        assertEquals(2, appVersionsJson.length());
+        final JSONObject calcAppVersionJson =
+                appVersionsJson.getJSONObject("com.google.android.calculator");
+        assertEquals(73000302, calcAppVersionJson.getInt(AppVersionItem.VERSION_CODE));
+        assertEquals("7.3 (3821978)", calcAppVersionJson.getString(AppVersionItem.VERSION_NAME));
+        final JSONObject gsaAppVersionJson =
+                appVersionsJson.getJSONObject("com.google.android.googlequicksearchbox");
+        assertEquals(300734793, gsaAppVersionJson.getInt(AppVersionItem.VERSION_CODE));
+        assertEquals("6.16.35.26.arm64", gsaAppVersionJson.getString(AppVersionItem.VERSION_NAME));
+    }
+}