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Diffstat (limited to 'tests/CoreTests/android/util/MonthDisplayHelperTest.java')
| -rw-r--r-- | tests/CoreTests/android/util/MonthDisplayHelperTest.java | 211 |
1 files changed, 211 insertions, 0 deletions
diff --git a/tests/CoreTests/android/util/MonthDisplayHelperTest.java b/tests/CoreTests/android/util/MonthDisplayHelperTest.java new file mode 100644 index 0000000..5207ad9 --- /dev/null +++ b/tests/CoreTests/android/util/MonthDisplayHelperTest.java @@ -0,0 +1,211 @@ +/* + * Copyright (C) 2007 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 android.util; + +import junit.framework.TestCase; +import junit.framework.Test; +import junit.framework.TestSuite; + +import java.util.Calendar; +import android.test.suitebuilder.annotation.SmallTest; +import android.test.suitebuilder.annotation.MediumTest; + +/** + * Unit tests for {@link MonthDisplayHelper}. + */ +public class MonthDisplayHelperTest extends TestCase { + + + @SmallTest + public void testFirstDayOfMonth() { + + assertEquals("august 2007", + Calendar.WEDNESDAY, + new MonthDisplayHelper(2007, Calendar.AUGUST).getFirstDayOfMonth()); + + assertEquals("september, 2007", + Calendar.SATURDAY, + new MonthDisplayHelper(2007, Calendar.SEPTEMBER).getFirstDayOfMonth()); + } + + @MediumTest + public void testNumberOfDaysInCurrentMonth() { + assertEquals(30, + new MonthDisplayHelper(2007, Calendar.SEPTEMBER).getNumberOfDaysInMonth()); + } + + @SmallTest + public void testMonthRows() { + MonthDisplayHelper helper = new MonthDisplayHelper(2007, Calendar.SEPTEMBER); + + assertArraysEqual(new int[]{26, 27, 28, 29, 30, 31, 1}, + helper.getDigitsForRow(0)); + assertArraysEqual(new int[]{2, 3, 4, 5, 6, 7, 8}, + helper.getDigitsForRow(1)); + assertArraysEqual(new int[]{30, 1, 2, 3, 4, 5, 6}, + helper.getDigitsForRow(5)); + + } + + @SmallTest + public void testMonthRowsWeekStartsMonday() { + MonthDisplayHelper helper = new MonthDisplayHelper(2007, + Calendar.SEPTEMBER, Calendar.MONDAY); + + assertArraysEqual(new int[]{27, 28, 29, 30, 31, 1, 2}, + helper.getDigitsForRow(0)); + assertArraysEqual(new int[]{3, 4, 5, 6, 7, 8, 9}, + helper.getDigitsForRow(1)); + assertArraysEqual(new int[]{24, 25, 26, 27, 28, 29, 30}, + helper.getDigitsForRow(4)); + assertArraysEqual(new int[]{1, 2, 3, 4, 5, 6, 7}, + helper.getDigitsForRow(5)); + } + + @SmallTest + public void testMonthRowsWeekStartsSaturday() { + MonthDisplayHelper helper = new MonthDisplayHelper(2007, + Calendar.SEPTEMBER, Calendar.SATURDAY); + + assertArraysEqual(new int[]{1, 2, 3, 4, 5, 6, 7}, + helper.getDigitsForRow(0)); + assertArraysEqual(new int[]{8, 9, 10, 11, 12, 13, 14}, + helper.getDigitsForRow(1)); + assertArraysEqual(new int[]{29, 30, 1, 2, 3, 4, 5}, + helper.getDigitsForRow(4)); + + + helper = new MonthDisplayHelper(2007, + Calendar.AUGUST, Calendar.SATURDAY); + + assertArraysEqual(new int[]{28, 29, 30, 31, 1, 2, 3}, + helper.getDigitsForRow(0)); + assertArraysEqual(new int[]{4, 5, 6, 7, 8, 9, 10}, + helper.getDigitsForRow(1)); + assertArraysEqual(new int[]{25, 26, 27, 28, 29, 30, 31}, + helper.getDigitsForRow(4)); + } + + @SmallTest + public void testGetDayAt() { + MonthDisplayHelper helper = new MonthDisplayHelper(2007, + Calendar.SEPTEMBER, Calendar.SUNDAY); + + assertEquals(26, helper.getDayAt(0, 0)); + assertEquals(1, helper.getDayAt(0, 6)); + assertEquals(17, helper.getDayAt(3, 1)); + assertEquals(2, helper.getDayAt(5, 2)); + } + + @SmallTest + public void testPrevMonth() { + MonthDisplayHelper helper = new MonthDisplayHelper(2007, + Calendar.SEPTEMBER, Calendar.SUNDAY); + + assertArraysEqual(new int[]{26, 27, 28, 29, 30, 31, 1}, + helper.getDigitsForRow(0)); + + helper.previousMonth(); + + assertEquals(Calendar.AUGUST, helper.getMonth()); + assertArraysEqual(new int[]{29, 30, 31, 1, 2, 3, 4}, + helper.getDigitsForRow(0)); + } + + @SmallTest + public void testPrevMonthRollOver() { + MonthDisplayHelper helper = new MonthDisplayHelper(2007, + Calendar.JANUARY); + + helper.previousMonth(); + + assertEquals(2006, helper.getYear()); + assertEquals(Calendar.DECEMBER, helper.getMonth()); + } + + @SmallTest + public void testNextMonth() { + MonthDisplayHelper helper = new MonthDisplayHelper(2007, + Calendar.AUGUST, Calendar.SUNDAY); + + assertArraysEqual(new int[]{29, 30, 31, 1, 2, 3, 4}, + helper.getDigitsForRow(0)); + + helper.nextMonth(); + + assertEquals(Calendar.SEPTEMBER, helper.getMonth()); + assertArraysEqual(new int[]{26, 27, 28, 29, 30, 31, 1}, + helper.getDigitsForRow(0)); + } + + @SmallTest + public void testGetRowOf() { + MonthDisplayHelper helper = new MonthDisplayHelper(2007, + Calendar.AUGUST, Calendar.SUNDAY); + + assertEquals(0, helper.getRowOf(2)); + assertEquals(0, helper.getRowOf(4)); + assertEquals(2, helper.getRowOf(12)); + assertEquals(2, helper.getRowOf(18)); + assertEquals(3, helper.getRowOf(19)); + } + + @SmallTest + public void testGetColumnOf() { + MonthDisplayHelper helper = new MonthDisplayHelper(2007, + Calendar.AUGUST, Calendar.SUNDAY); + + assertEquals(3, helper.getColumnOf(1)); + assertEquals(4, helper.getColumnOf(9)); + assertEquals(5, helper.getColumnOf(17)); + assertEquals(6, helper.getColumnOf(25)); + assertEquals(0, helper.getColumnOf(26)); + } + + @SmallTest + public void testWithinCurrentMonth() { + MonthDisplayHelper helper = new MonthDisplayHelper(2007, + Calendar.SEPTEMBER, Calendar.SUNDAY); + + // out of bounds + assertFalse(helper.isWithinCurrentMonth(-1, 3)); + assertFalse(helper.isWithinCurrentMonth(6, 3)); + assertFalse(helper.isWithinCurrentMonth(2, -1)); + assertFalse(helper.isWithinCurrentMonth(2, 7)); + + // last day of previous month + assertFalse(helper.isWithinCurrentMonth(0, 5)); + + // first day of next month + assertFalse(helper.isWithinCurrentMonth(5, 1)); + + // first day in month + assertTrue(helper.isWithinCurrentMonth(0, 6)); + + // last day in month + assertTrue(helper.isWithinCurrentMonth(5, 0)); + } + + private void assertArraysEqual(int[] expected, int[] actual) { + assertEquals("array length", expected.length, actual.length); + for (int i = 0; i < expected.length; i++) { + assertEquals("index " + i, + expected[i], actual[i]); + } + } + +} |