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37 lines
1.7 KiB
Java
37 lines
1.7 KiB
Java
package org.thoughtcrime.securesms.util;
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import org.junit.Test;
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import static org.junit.Assert.assertEquals;
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public class BitmapUtilTest {
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@Test public void testScaleFactorNormal() {
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assertEquals(1, BitmapUtil.getScaleFactor(1000, 1000, 9000, 9000, false));
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assertEquals(1, BitmapUtil.getScaleFactor(1000, 1000, 750, 750, false));
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assertEquals(2, BitmapUtil.getScaleFactor(1000, 1000, 500, 500, false));
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assertEquals(2, BitmapUtil.getScaleFactor(1000, 1000, 499, 499, false));
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assertEquals(4, BitmapUtil.getScaleFactor(1000, 1000, 250, 250, false));
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assertEquals(4, BitmapUtil.getScaleFactor(1000, 1000, 249, 249, false));
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assertEquals(1, BitmapUtil.getScaleFactor(1000, 500, 750, 750, false));
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assertEquals(1, BitmapUtil.getScaleFactor(2000, 1000, 501, 501, false));
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assertEquals(2, BitmapUtil.getScaleFactor(2000, 1000, 500, 500, false));
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assertEquals(2, BitmapUtil.getScaleFactor(1000, 2000, 499, 499, false));
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}
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@Test public void testScaleFactorConstrained() {
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assertEquals(1, BitmapUtil.getScaleFactor(1000, 1000, 9000, 9000, true));
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assertEquals(2, BitmapUtil.getScaleFactor(1000, 1000, 750, 750, true));
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assertEquals(2, BitmapUtil.getScaleFactor(1000, 1000, 500, 500, true));
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assertEquals(4, BitmapUtil.getScaleFactor(1000, 1000, 499, 499, true));
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assertEquals(4, BitmapUtil.getScaleFactor(1000, 1000, 250, 250, true));
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assertEquals(8, BitmapUtil.getScaleFactor(1000, 1000, 249, 249, true));
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assertEquals(2, BitmapUtil.getScaleFactor(1000, 500, 750, 750, true));
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assertEquals(4, BitmapUtil.getScaleFactor(2000, 1000, 500, 500, true));
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assertEquals(8, BitmapUtil.getScaleFactor(1000, 2000, 499, 499, true));
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}
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}
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