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diff --git a/tests/src/com/android/calendarcommon2/RecurrenceSetTest.java b/tests/src/com/android/calendarcommon2/RecurrenceSetTest.java
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+++ b/tests/src/com/android/calendarcommon2/RecurrenceSetTest.java
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+/*
+ * Copyright (C) 2009 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.calendarcommon2;
+
+import com.android.calendarcommon2.ICalendar;
+import com.android.calendarcommon2.RecurrenceSet;
+
+import android.content.ContentValues;
+import android.test.suitebuilder.annotation.SmallTest;
+import android.util.Log;
+import android.provider.CalendarContract;
+import junit.framework.TestCase;
+
+/**
+ * Test some pim.RecurrenceSet functionality.
+ */
+public class RecurrenceSetTest extends TestCase {
+
+    // Test a recurrence
+    @SmallTest
+    public void testRecurrenceSet0() throws Exception {
+        String recurrence = "DTSTART;TZID=America/New_York:20080221T070000\n"
+                + "DTEND;TZID=America/New_York:20080221T190000\n"
+                + "RRULE:FREQ=DAILY;UNTIL=20080222T000000Z\n"
+                + "EXDATE:20080222T120000Z";
+        verifyPopulateContentValues(recurrence, "FREQ=DAILY;UNTIL=20080222T000000Z", null,
+                null, "20080222T120000Z", 1203595200000L, "America/New_York", "P43200S", 0, false);
+    }
+
+    // Test 1 day all-day event
+    @SmallTest
+    public void testRecurrenceSet1() throws Exception {
+        String recurrence = "DTSTART;VALUE=DATE:20090821\nDTEND;VALUE=DATE:20090822\n"
+                + "RRULE:FREQ=YEARLY;WKST=SU";
+        verifyPopulateContentValues(recurrence, "FREQ=YEARLY;WKST=SU", null,
+                null, null, 1250812800000L, "UTC", "P1D", 1, false);
+    }
+
+    // Test 2 day all-day event
+    @SmallTest
+    public void testRecurrenceSet2() throws Exception {
+        String recurrence = "DTSTART;VALUE=DATE:20090821\nDTEND;VALUE=DATE:20090823\n"
+                + "RRULE:FREQ=YEARLY;WKST=SU";
+        verifyPopulateContentValues(recurrence, "FREQ=YEARLY;WKST=SU", null,
+                null, null, 1250812800000L, "UTC",  "P2D", 1, false);
+    }
+
+    // Test multi-rule RRULE.
+    @SmallTest
+    public void testRecurrenceSet3() throws Exception {
+        String recurrence = "DTSTART;VALUE=DATE:20090821\n"
+                + "RRULE:FREQ=YEARLY;WKST=SU\n"
+                + "RRULE:FREQ=MONTHLY;COUNT=3\n"
+                + "DURATION:P2H";
+        verifyPopulateContentValues(recurrence, "FREQ=YEARLY;WKST=SU\nFREQ=MONTHLY;COUNT=3", null,
+                null, null, 1250812800000L, "UTC", "P2H", 1 /*allDay*/, false);
+        // allDay=1 just means the start time is 00:00:00 UTC.
+    }
+
+    // Test RDATE with VALUE=DATE.
+    @SmallTest
+    public void testRecurrenceSet4() throws Exception {
+        String recurrence = "DTSTART;TZID=America/Los_Angeles:20090821T010203\n"
+                + "RDATE;TZID=America/Los_Angeles;VALUE=DATE:20110601,20110602,20110603\n"
+                + "DURATION:P2H";
+        verifyPopulateContentValues(recurrence, null,
+                //"TZID=America/Los_Angeles;VALUE=DATE:20110601,20110602,20110603",
+                "America/Los_Angeles;20110601,20110602,20110603", // incorrect
+                null, null, 1250841723000L, "America/Los_Angeles", "P2H", 0 /*allDay*/, false);
+        // allDay=1 just means the start time is 00:00:00 UTC.
+    }
+
+    // Check generation of duration from events in different time zones.
+    @SmallTest
+    public void testRecurrenceSet5() throws Exception {
+        String recurrence = "DTSTART;TZID=America/Los_Angeles:20090821T070000\n"
+                + "DTEND;TZID=America/New_York:20090821T110000\n"
+                + "RRULE:FREQ=YEARLY\n";
+        verifyPopulateContentValues(recurrence, "FREQ=YEARLY", null,
+                null, null, 1250863200000L, "America/Los_Angeles", "P3600S" /*P1H*/, 0 /*allDay*/,
+                false);
+        // TODO: would like to use P1H for duration
+
+        String recurrence2 = "DTSTART;TZID=America/New_York:20090821T100000\n"
+            + "DTEND;TZID=America/Los_Angeles:20090821T080000\n"
+            + "RRULE:FREQ=YEARLY\n";
+        verifyPopulateContentValues(recurrence, "FREQ=YEARLY", null,
+                null, null, 1250863200000L, "America/Los_Angeles", "P3600S" /*P1H*/, 0 /*allDay*/,
+                false);
+        // TODO: should we rigorously define which tzid becomes the "event timezone"?
+    }
+
+    // Test a failure to parse the recurrence data
+    @SmallTest
+    public void testRecurrenceSetBadDstart() throws Exception {
+        String recurrence = "DTSTART;TZID=GMT+05:30:20080221T070000\n"
+                + "DTEND;TZID=GMT+05:30:20080221T190000\n"
+                + "RRULE:FREQ=DAILY;UNTIL=20080222T000000Z\n"
+                + "EXDATE:20080222T120000Z";
+        verifyPopulateContentValues(recurrence, "FREQ=DAILY;UNTIL=20080222T000000Z", null,
+                null, "20080222T120000Z", 1203595200000L, "America/New_York", "P43200S", 0, true);
+    }
+
+    @SmallTest
+    public void testRecurrenceSetBadRrule() throws Exception {
+        String recurrence = "DTSTART;TZID=America/New_York:20080221T070000\n"
+                + "DTEND;TZID=GMT+05:30:20080221T190000\n"
+                + "RRULE:FREQ=NEVER;UNTIL=20080222T000000Z\n"
+                + "EXDATE:20080222T120000Z";
+        verifyPopulateContentValues(recurrence, "FREQ=DAILY;UNTIL=20080222T000000Z", null,
+                null, "20080222T120000Z", 1203595200000L, "America/New_York", "P43200S", 0, true);
+    }
+
+    // run populateContentValues and verify the results
+    private void verifyPopulateContentValues(String recurrence, String rrule, String rdate,
+            String exrule, String exdate, long dtstart, String tzid, String duration, int allDay,
+            boolean badFormat)
+            throws ICalendar.FormatException {
+        ICalendar.Component recurrenceComponent =
+                new ICalendar.Component("DUMMY", null /* parent */);
+        ICalendar.parseComponent(recurrenceComponent, recurrence);
+        ContentValues values = new ContentValues();
+        boolean result = RecurrenceSet.populateContentValues(recurrenceComponent, values);
+        Log.d("KS", "values " + values);
+
+        if (badFormat) {
+            assertEquals(result, !badFormat);
+            return;
+        }
+        assertEquals(rrule, values.get(android.provider.CalendarContract.Events.RRULE));
+        assertEquals(rdate, values.get(android.provider.CalendarContract.Events.RDATE));
+        assertEquals(exrule, values.get(android.provider.CalendarContract.Events.EXRULE));
+        assertEquals(exdate, values.get(android.provider.CalendarContract.Events.EXDATE));
+        assertEquals(dtstart, (long) values.getAsLong(CalendarContract.Events.DTSTART));
+        assertEquals(tzid, values.get(android.provider.CalendarContract.Events.EVENT_TIMEZONE));
+        assertEquals(duration, values.get(android.provider.CalendarContract.Events.DURATION));
+        assertEquals(allDay,
+                (int) values.getAsInteger(android.provider.CalendarContract.Events.ALL_DAY));
+    }
+
+}