Using a unified number converter to display short versions of numbers

2015-03-29 15:21:24 +02:00
parent 9a7329598e
commit c9d67e40af
5 changed files with 346 additions and 135 deletions
@@ -0,0 +1,147 @@
+package appeng.util;
+
+
+import org.junit.Test;
+
+import static org.junit.Assert.assertEquals;
+
+
+/**
+ * Tests for {@link appeng.util.ReadableNumberConverter}
+ *
+ * @author thatsIch
+ * @version rv2
+ * @since rv2
+ */
+public final class ReadableNumberConverterTest
+{
+	private static final long NUMBER_NORMAL = 55L;
+	private static final long NUMBER_KILO = 155555L;
+	private static final long NUMBER_MEGA = 155555555L;
+	private static final long NUMBER_GIGA = 155555555555L;
+	private static final long NUMBER_TERA = 155555555555555L;
+	private static final long NUMBER_PETA = 155555555555555555L;
+	private static final long NUMBER_EXA = 1555555555555555555L;
+	private static final long NUMBER_NEGATIVE_GIGA = -155555555555L;
+
+	private static final String RESULT_NORMAL = "55";
+	private static final String RESULT_KILO = "155K";
+	private static final String RESULT_MEGA = "155M";
+	private static final String RESULT_GIGA = "155G";
+	private static final String RESULT_TERA = "155T";
+	private static final String RESULT_PETA = "155P";
+	private static final String RESULT_EXA = "1E";
+	private static final String RESULT_NEGATIVE_GIGA = "-155G";
+
+	private static final String RESULT_SHORT_NORMAL = "55";
+	private static final String RESULT_SHORT_KILO = ".1M";
+	private static final String RESULT_SHORT_MEGA = ".1G";
+	private static final String RESULT_SHORT_GIGA = ".1T";
+	private static final String RESULT_SHORT_TERA = ".1P";
+	private static final String RESULT_SHORT_PETA = ".1E";
+	private static final String RESULT_SHORT_EXA = "1E";
+	private static final String RESULT_SHORT_NEGATIVE_GIGA = "-.1T";
+
+	private final ReadableNumberConverter converter;
+
+	public ReadableNumberConverterTest()
+	{
+		this.converter = ReadableNumberConverter.INSTANCE;
+	}
+
+	@Test
+	public void testConvertNormal()
+	{
+		assertEquals( RESULT_NORMAL, this.converter.toHumanReadableForm( NUMBER_NORMAL ) );
+	}
+
+	@Test
+	public void testConvertKilo()
+	{
+		assertEquals( RESULT_KILO, this.converter.toHumanReadableForm( NUMBER_KILO ) );
+	}
+
+	@Test
+	public void testConvertMega()
+	{
+		assertEquals( RESULT_MEGA, this.converter.toHumanReadableForm( NUMBER_MEGA ) );
+	}
+
+	@Test
+	public void testConvertGiga()
+	{
+		assertEquals( RESULT_GIGA, this.converter.toHumanReadableForm( NUMBER_GIGA ) );
+	}
+
+	@Test
+	public void testConvertTera()
+	{
+		assertEquals( RESULT_TERA, this.converter.toHumanReadableForm( NUMBER_TERA ) );
+	}
+
+	@Test
+	public void testConvertPeta()
+	{
+		assertEquals( RESULT_PETA, this.converter.toHumanReadableForm( NUMBER_PETA ) );
+	}
+
+	@Test
+	public void testConvertExa()
+	{
+		assertEquals( RESULT_EXA, this.converter.toHumanReadableForm( NUMBER_EXA ) );
+	}
+
+	@Test
+	public void testConvertNegativeGiga()
+	{
+		assertEquals( RESULT_NEGATIVE_GIGA, this.converter.toHumanReadableForm( NUMBER_NEGATIVE_GIGA ) );
+	}
+
+	@Test
+	public void testConvertShortNormal()
+	{
+		assertEquals( RESULT_SHORT_NORMAL, this.converter.toShortHumanReadableForm( NUMBER_NORMAL ) );
+	}
+
+	@Test
+	public void testConvertShortKilo()
+	{
+		assertEquals( RESULT_SHORT_KILO, this.converter.toShortHumanReadableForm( NUMBER_KILO ) );
+	}
+
+	@Test
+	public void testConvertShortMega()
+	{
+		assertEquals( RESULT_SHORT_MEGA, this.converter.toShortHumanReadableForm( NUMBER_MEGA ) );
+	}
+
+	@Test
+	public void testConvertShortGiga()
+	{
+		assertEquals( RESULT_SHORT_GIGA, this.converter.toShortHumanReadableForm( NUMBER_GIGA ) );
+	}
+
+	@Test
+	public void testConvertShortTera()
+	{
+		assertEquals( RESULT_SHORT_TERA, this.converter.toShortHumanReadableForm( NUMBER_TERA ) );
+	}
+
+	@Test
+	public void testConvertShortPeta()
+	{
+		assertEquals( RESULT_SHORT_PETA, this.converter.toShortHumanReadableForm( NUMBER_PETA ) );
+	}
+
+	@Test
+	public void testConvertShortExa()
+	{
+		assertEquals( RESULT_SHORT_EXA, this.converter.toShortHumanReadableForm( NUMBER_EXA ) );
+	}
+
+	@Test
+	public void testConvertShortNegativeGiga()
+	{
+		assertEquals( RESULT_SHORT_NEGATIVE_GIGA, this.converter.toShortHumanReadableForm( NUMBER_NEGATIVE_GIGA ) );
+	}
+}