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Merge commit '42b2e5ca519766e37ce6941ba4faecc9691cc403' into upstream
[debian/openrocket] / core / test / net / sf / openrocket / unit / UnitToStringTest.java
diff --git a/core/test/net/sf/openrocket/unit/UnitToStringTest.java b/core/test/net/sf/openrocket/unit/UnitToStringTest.java
new file mode 100644 (file)
index 0000000..6b96a5f
--- /dev/null
+++ b/core/test/net/sf/openrocket/unit/UnitToStringTest.java
@@ -0,0 +1,170 @@
+package net.sf.openrocket.unit;
+
+import static org.junit.Assert.assertEquals;
+
+import org.junit.Test;
+
+public class UnitToStringTest {
+
+       @Test
+       public void testPositiveToString() {
+               // very small positive numbers ( < 0.0005) are returned as "0"
+               assertEquals("0",Unit.NOUNIT2.toString(0.00040));
+               assertEquals("0",Unit.NOUNIT2.toString(0.00050)); // check boundary of change in format
+
+               // positive number < 0.095 use 3 digit decimal format
+               assertEquals("0.001",Unit.NOUNIT2.toString(0.00051));  // check boundary of change in format
+               assertEquals("0.001",Unit.NOUNIT2.toString(0.00060));
+               
+               // rounding at third digit.
+               assertEquals("0.001",Unit.NOUNIT2.toString(0.0014));
+               assertEquals("0.002",Unit.NOUNIT2.toString(0.0015));  // round to even
+               assertEquals("0.002",Unit.NOUNIT2.toString(0.0016));
+               assertEquals("0.002",Unit.NOUNIT2.toString(0.0024));
+               assertEquals("0.002",Unit.NOUNIT2.toString(0.0025)); // round to even
+               assertEquals("0.003",Unit.NOUNIT2.toString(0.0026));
+               assertEquals("0.009",Unit.NOUNIT2.toString(0.0094));
+
+               assertEquals("0.01",Unit.NOUNIT2.toString(0.0095));  // no trailing zeros after rounding
+
+               assertEquals("0.011",Unit.NOUNIT2.toString(0.0114));
+               assertEquals("0.012",Unit.NOUNIT2.toString(0.0115)); // round to even
+               assertEquals("0.012",Unit.NOUNIT2.toString(0.0119));
+               assertEquals("0.012",Unit.NOUNIT2.toString(0.0124));
+               assertEquals("0.012",Unit.NOUNIT2.toString(0.0125)); // round to even
+               assertEquals("0.013",Unit.NOUNIT2.toString(0.0129));
+
+               assertEquals("0.095",Unit.NOUNIT2.toString(0.0949)); // boundary check
+               
+               // positive numbers < 100 
+               assertEquals("0.1",Unit.NOUNIT2.toString(0.095)); // boundary check
+               
+               assertEquals("0.11",Unit.NOUNIT2.toString(0.111));
+               assertEquals("0.12",Unit.NOUNIT2.toString(0.115)); // round to even
+               assertEquals("0.12",Unit.NOUNIT2.toString(0.117));
+               assertEquals("0.12",Unit.NOUNIT2.toString(0.121));
+               assertEquals("0.12",Unit.NOUNIT2.toString(0.125)); // round to even
+               assertEquals("0.13",Unit.NOUNIT2.toString(0.127));
+
+               assertEquals("1.11",Unit.NOUNIT2.toString(1.113));
+               assertEquals("1.12",Unit.NOUNIT2.toString(1.115)); // round to even
+               assertEquals("1.12",Unit.NOUNIT2.toString(1.117));
+               assertEquals("1.12",Unit.NOUNIT2.toString(1.123));
+               assertEquals("1.12",Unit.NOUNIT2.toString(1.125)); // round to even
+               assertEquals("1.13",Unit.NOUNIT2.toString(1.127));
+
+               assertEquals("12.3",Unit.NOUNIT2.toString(12.320));
+               assertEquals("12.4",Unit.NOUNIT2.toString(12.350)); // round to even
+               assertEquals("12.4",Unit.NOUNIT2.toString(12.355));
+               assertEquals("12.4",Unit.NOUNIT2.toString(12.420));
+               assertEquals("12.4",Unit.NOUNIT2.toString(12.450)); // round to even
+               assertEquals("12.5",Unit.NOUNIT2.toString(12.455));
+
+               // positive numbers <= 1E6
+               assertEquals("123",Unit.NOUNIT2.toString(123.20));
+               assertEquals("124",Unit.NOUNIT2.toString(123.50)); // round to even
+               assertEquals("124",Unit.NOUNIT2.toString(123.55));
+               assertEquals("124",Unit.NOUNIT2.toString(124.20));
+               assertEquals("124",Unit.NOUNIT2.toString(124.50)); // round to even
+               assertEquals("125",Unit.NOUNIT2.toString(124.55));
+               
+               assertEquals("1234",Unit.NOUNIT2.toString(1234.2));
+               assertEquals("1234",Unit.NOUNIT2.toString(1234.5)); // round to even
+               assertEquals("1235",Unit.NOUNIT2.toString(1234.6));
+               assertEquals("1235",Unit.NOUNIT2.toString(1235.2));
+               assertEquals("1236",Unit.NOUNIT2.toString(1235.5)); // round to even
+               assertEquals("1236",Unit.NOUNIT2.toString(1235.6));
+
+               assertEquals("123457",Unit.NOUNIT2.toString(123456.789));
+
+               assertEquals("1000000",Unit.NOUNIT2.toString(1000000)); // boundary check
+               
+               // positive numbers > 1E6
+               assertEquals("1.23E6",Unit.NOUNIT2.toString(1234567.89));
+               assertEquals("1.23E7",Unit.NOUNIT2.toString(12345678.9));
+               
+               
+       }
+       
+       @Test
+       public void testNegativeToString() {
+               // very small negative numbers ( < 0.0005) are returned as "0"
+               assertEquals("0",Unit.NOUNIT2.toString(-0.00040));
+               assertEquals("0",Unit.NOUNIT2.toString(-0.00050)); // check boundary of change in format
+
+               // negative number < 0.095 use 3 digit decimal format
+               assertEquals("-0.001",Unit.NOUNIT2.toString(-0.00051));  // check boundary of change in format
+               assertEquals("-0.001",Unit.NOUNIT2.toString(-0.00060));
+               
+               // rounding at third digit.
+               assertEquals("-0.001",Unit.NOUNIT2.toString(-0.0014));
+               assertEquals("-0.002",Unit.NOUNIT2.toString(-0.0015));  // round to even
+               assertEquals("-0.002",Unit.NOUNIT2.toString(-0.0016));
+               assertEquals("-0.002",Unit.NOUNIT2.toString(-0.0024));
+               assertEquals("-0.002",Unit.NOUNIT2.toString(-0.0025)); // round to even
+               assertEquals("-0.003",Unit.NOUNIT2.toString(-0.0026));
+               assertEquals("-0.009",Unit.NOUNIT2.toString(-0.0094));
+
+               assertEquals("-0.01",Unit.NOUNIT2.toString(-0.0095));  // no trailing zeros after rounding
+
+               assertEquals("-0.011",Unit.NOUNIT2.toString(-0.0114));
+               assertEquals("-0.012",Unit.NOUNIT2.toString(-0.0115)); // round to even
+               assertEquals("-0.012",Unit.NOUNIT2.toString(-0.0119));
+               assertEquals("-0.012",Unit.NOUNIT2.toString(-0.0124));
+               assertEquals("-0.012",Unit.NOUNIT2.toString(-0.0125)); // round to even
+               assertEquals("-0.013",Unit.NOUNIT2.toString(-0.0129));
+
+               assertEquals("-0.095",Unit.NOUNIT2.toString(-0.0949)); // boundary check
+               
+               // negative numbers < 100 
+               assertEquals("-0.1",Unit.NOUNIT2.toString(-0.095)); // boundary check
+               
+               assertEquals("-0.11",Unit.NOUNIT2.toString(-0.111));
+               assertEquals("-0.12",Unit.NOUNIT2.toString(-0.115)); // round to even
+               assertEquals("-0.12",Unit.NOUNIT2.toString(-0.117));
+               assertEquals("-0.12",Unit.NOUNIT2.toString(-0.121));
+               assertEquals("-0.12",Unit.NOUNIT2.toString(-0.125)); // round to even
+               assertEquals("-0.13",Unit.NOUNIT2.toString(-0.127));
+
+               assertEquals("-1.11",Unit.NOUNIT2.toString(-1.113));
+               assertEquals("-1.12",Unit.NOUNIT2.toString(-1.115)); // round to even
+               assertEquals("-1.12",Unit.NOUNIT2.toString(-1.117));
+               assertEquals("-1.12",Unit.NOUNIT2.toString(-1.123));
+               assertEquals("-1.12",Unit.NOUNIT2.toString(-1.125)); // round to even
+               assertEquals("-1.13",Unit.NOUNIT2.toString(-1.127));
+
+               assertEquals("-12.3",Unit.NOUNIT2.toString(-12.320));
+               assertEquals("-12.4",Unit.NOUNIT2.toString(-12.350)); // round to even
+               assertEquals("-12.4",Unit.NOUNIT2.toString(-12.355));
+               assertEquals("-12.4",Unit.NOUNIT2.toString(-12.420));
+               assertEquals("-12.4",Unit.NOUNIT2.toString(-12.450)); // round to even
+               assertEquals("-12.5",Unit.NOUNIT2.toString(-12.455));
+
+               // negative numbers <= 1E6
+               assertEquals("-123",Unit.NOUNIT2.toString(-123.20));
+               assertEquals("-124",Unit.NOUNIT2.toString(-123.50)); // round to even
+               assertEquals("-124",Unit.NOUNIT2.toString(-123.55));
+               assertEquals("-124",Unit.NOUNIT2.toString(-124.20));
+               assertEquals("-124",Unit.NOUNIT2.toString(-124.50)); // round to even
+               assertEquals("-125",Unit.NOUNIT2.toString(-124.55));
+               
+               assertEquals("-1234",Unit.NOUNIT2.toString(-1234.2));
+               assertEquals("-1234",Unit.NOUNIT2.toString(-1234.5)); // round to even
+               assertEquals("-1235",Unit.NOUNIT2.toString(-1234.6));
+               assertEquals("-1235",Unit.NOUNIT2.toString(-1235.2));
+               assertEquals("-1236",Unit.NOUNIT2.toString(-1235.5)); // round to even
+               assertEquals("-1236",Unit.NOUNIT2.toString(-1235.6));
+
+               assertEquals("-123457",Unit.NOUNIT2.toString(-123456.789));
+
+               assertEquals("-1000000",Unit.NOUNIT2.toString(-1000000)); // boundary check
+               
+               // negative numbers > 1E6
+               assertEquals("-1.23E6",Unit.NOUNIT2.toString(-1234567.89));
+               assertEquals("-1.23E7",Unit.NOUNIT2.toString(-12345678.9));
+               
+               
+       }
+       
+       
+}
Debian packaging of openrocket