1 files changed, 114 insertions, 0 deletions
diff --git a/tests/unit/src/com/android/bluetooth/mapclient/ObexTimeTest.java b/tests/unit/src/com/android/bluetooth/mapclient/ObexTimeTest.java
new file mode 100644
index 000000000..5ef2d455b
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+++ b/tests/unit/src/com/android/bluetooth/mapclient/ObexTimeTest.java
@@ -0,0 +1,114 @@
+/*
+ * Copyright (C) 2019 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.bluetooth.mapclient;
+
+import androidx.test.runner.AndroidJUnit4;
+
+import org.junit.Assert;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import java.util.Date;
+import java.util.TimeZone;
+
+@RunWith(AndroidJUnit4.class)
+public class ObexTimeTest {
+    private static final String TAG = ObexTimeTest.class.getSimpleName();
+
+    private static final String VALID_TIME_STRING = "20190101T121314";
+    private static final String VALID_TIME_STRING_WITH_OFFSET_POS = "20190101T121314+0130";
+    private static final String VALID_TIME_STRING_WITH_OFFSET_NEG = "20190101T121314-0130";
+
+    private static final String INVALID_TIME_STRING_OFFSET_EXTRA_DIGITS = "20190101T121314-99999";
+    private static final String INVALID_TIME_STRING_BAD_DELIMITER = "20190101Q121314";
+
+    // MAP message listing times, per spec, use "local time basis" if UTC offset isn't given. The
+    // ObexTime class parses using the current default timezone (assumed to be the "local timezone")
+    // in the case that UTC isn't provided. However, the Date class assumes UTC ALWAYS when
+    // initializing off of a long value. We have to take that into account when determining our
+    // expected results for time strings that don't have an offset.
+    private static final long LOCAL_TIMEZONE_OFFSET = TimeZone.getDefault().getRawOffset();
+
+    // If you are a positive offset from GMT then GMT is in the "past" and you need to subtract that
+    // offset from the time. If you are negative then GMT is in the future and you need to add that
+    // offset to the time.
+    private static final long VALID_TS = 1546344794000L; // Jan 01, 2019 at 12:13:14 GMT
+    private static final long TS_OFFSET = 5400000L; // 1 Hour, 30 minutes -> milliseconds
+    private static final long VALID_TS_LOCAL_TZ = VALID_TS - LOCAL_TIMEZONE_OFFSET;
+    private static final long VALID_TS_OFFSET_POS = VALID_TS - TS_OFFSET;
+    private static final long VALID_TS_OFFSET_NEG = VALID_TS + TS_OFFSET;
+
+    private static final Date VALID_DATE_LOCAL_TZ = new Date(VALID_TS_LOCAL_TZ);
+    private static final Date VALID_DATE_WITH_OFFSET_POS = new Date(VALID_TS_OFFSET_POS);
+    private static final Date VALID_DATE_WITH_OFFSET_NEG = new Date(VALID_TS_OFFSET_NEG);
+
+    @Test
+    public void createWithValidDateTimeString_TimestampCorrect() {
+        ObexTime timestamp = new ObexTime(VALID_TIME_STRING);
+        Assert.assertEquals("Parsed timestamp must match expected", VALID_DATE_LOCAL_TZ,
+                timestamp.getTime());
+    }
+
+    @Test
+    public void createWithValidDateTimeStringWithPosOffset_TimestampCorrect() {
+        ObexTime timestamp = new ObexTime(VALID_TIME_STRING_WITH_OFFSET_POS);
+        Assert.assertEquals("Parsed timestamp must match expected", VALID_DATE_WITH_OFFSET_POS,
+                timestamp.getTime());
+    }
+
+    @Test
+    public void createWithValidDateTimeStringWithNegOffset_TimestampCorrect() {
+        ObexTime timestamp = new ObexTime(VALID_TIME_STRING_WITH_OFFSET_NEG);
+        Assert.assertEquals("Parsed timestamp must match expected", VALID_DATE_WITH_OFFSET_NEG,
+                timestamp.getTime());
+    }
+
+    @Test
+    public void createWithValidDate_TimestampCorrect() {
+        ObexTime timestamp = new ObexTime(VALID_DATE_LOCAL_TZ);
+        Assert.assertEquals("ObexTime created with a date must return the same date",
+                VALID_DATE_LOCAL_TZ, timestamp.getTime());
+    }
+
+    @Test
+    public void printValidTime_TimestampMatchesInput() {
+        ObexTime timestamp = new ObexTime(VALID_TIME_STRING);
+        Assert.assertEquals("Timestamp as a string must match the input string", VALID_TIME_STRING,
+                timestamp.toString());
+    }
+
+    @Test
+    public void createWithInvalidDelimiterString_TimestampIsNull() {
+        ObexTime timestamp = new ObexTime(INVALID_TIME_STRING_BAD_DELIMITER);
+        Assert.assertEquals("Parsed timestamp was invalid and must result in a null object", null,
+                timestamp.getTime());
+    }
+
+    @Test
+    public void createWithInvalidOffsetString_TimestampIsNull() {
+        ObexTime timestamp = new ObexTime(INVALID_TIME_STRING_OFFSET_EXTRA_DIGITS);
+        Assert.assertEquals("Parsed timestamp was invalid and must result in a null object", null,
+                timestamp.getTime());
+    }
+
+    @Test
+    public void printInvalidTime_ReturnsNull() {
+        ObexTime timestamp = new ObexTime(INVALID_TIME_STRING_BAD_DELIMITER);
+        Assert.assertEquals("Invalid timestamps must return null for toString()", null,
+                timestamp.toString());
+    }
+}