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authorAdrien Hopkins <adrien.p.hopkins@gmail.com>2024-03-24 13:14:11 -0500
committerAdrien Hopkins <adrien.p.hopkins@gmail.com>2024-03-24 13:14:11 -0500
commit26291e672b0e683edc9d57710a9a9d96ca199c45 (patch)
treedf88f3d3f110e50f38b8a2752d55df4a0c777677 /src/test/java/sevenUnits/unit/UnitTest.java
parentcc45a65c78c578eb404d8773b22e5b046917621f (diff)
Format source code & set explicit UTF-8
Diffstat (limited to 'src/test/java/sevenUnits/unit/UnitTest.java')
-rw-r--r--src/test/java/sevenUnits/unit/UnitTest.java72
1 files changed, 36 insertions, 36 deletions
diff --git a/src/test/java/sevenUnits/unit/UnitTest.java b/src/test/java/sevenUnits/unit/UnitTest.java
index d3699ca..c93043b 100644
--- a/src/test/java/sevenUnits/unit/UnitTest.java
+++ b/src/test/java/sevenUnits/unit/UnitTest.java
@@ -42,17 +42,17 @@ import sevenUnits.utils.UncertainDouble;
class UnitTest {
/** A random number generator */
private static final Random rng = ThreadLocalRandom.current();
-
+
@Test
public void testAdditionAndSubtraction() {
final LinearUnit inch = Metric.METRE.times(0.0254)
.withName(NameSymbol.of("inch", "in"));
final LinearUnit foot = Metric.METRE.times(0.3048)
.withName(NameSymbol.of("foot", "ft"));
-
+
assertEquals(inch.plus(foot), Metric.METRE.times(0.3302));
assertEquals(foot.minus(inch), Metric.METRE.times(0.2794));
-
+
// test with LinearUnitValue
final LinearUnitValue value1 = LinearUnitValue.getExact(Metric.METRE, 15);
final LinearUnitValue value2 = LinearUnitValue.getExact(foot, 120);
@@ -60,70 +60,70 @@ class UnitTest {
0.5);
final LinearUnitValue value4 = LinearUnitValue.getExact(Metric.KILOGRAM,
60);
-
+
// make sure addition is done correctly
assertEquals(51.576, value1.plus(value2).getValueExact(), 0.001);
assertEquals(15.5, value1.plus(value3).getValueExact());
assertEquals(52.076, value1.plus(value2).plus(value3).getValueExact(),
0.001);
-
+
// make sure addition uses the correct unit, and is still associative
// (ignoring floating-point rounding errors)
assertEquals(Metric.METRE, value1.plus(value2).getUnit());
assertEquals(Metric.METRE, value1.plus(value2).plus(value3).getUnit());
assertEquals(foot, value2.plus(value1).getUnit());
assertTrue(value1.plus(value2).equals(value2.plus(value1), true));
-
+
// make sure errors happen when they should
assertThrows(IllegalArgumentException.class, () -> value1.plus(value4));
assertThrows(IllegalArgumentException.class, () -> value1.minus(value4));
}
-
+
@Test
public void testConversion() {
final LinearUnit metre = Metric.METRE;
final Unit inch = metre.times(0.0254);
-
+
final UnitValue value = UnitValue.of(inch, 75);
-
+
assertEquals(1.9, inch.convertTo(metre, 75), 0.01);
assertEquals(1.9, value.convertTo(metre).getValue(), 0.01);
-
+
// try random stuff
for (int i = 0; i < 1000; i++) {
// initiate random values
final double conversionFactor = UnitTest.rng.nextDouble() * 1000000;
final double testValue = UnitTest.rng.nextDouble() * 1000000;
final double expected = testValue * conversionFactor;
-
+
// test
final Unit unit = Metric.METRE.times(conversionFactor);
final double actual = unit.convertToBase(testValue);
-
+
assertEquals(actual, expected,
expected * DecimalComparison.DOUBLE_EPSILON);
}
}
-
+
@Test
public void testEquals() {
final LinearUnit metre = Metric.METRE;
final Unit meter = Metric.BaseUnits.METRE.asLinearUnit();
-
+
assertEquals(metre, meter);
}
-
+
@Test
public void testIsMetric() {
final Unit metre = Metric.METRE;
final Unit megasecond = Metric.SECOND.withPrefix(Metric.MEGA);
final Unit hour = Metric.HOUR;
-
+
assertTrue(metre.isMetric());
assertTrue(megasecond.isMetric());
assertFalse(hour.isMetric());
}
-
+
@Test
public void testMultiplicationAndDivision() {
// test unit-times-unit multiplication
@@ -131,29 +131,29 @@ class UnitTest {
.times(Metric.METRE.toExponent(2))
.dividedBy(Metric.SECOND.toExponent(2));
final LinearUnit actualJoule = Metric.JOULE;
-
+
assertEquals(generatedJoule, actualJoule);
-
+
// test multiplication by conversion factors
final LinearUnit kilometre = Metric.METRE.times(1000);
final LinearUnit hour = Metric.SECOND.times(3600);
final LinearUnit generatedKPH = kilometre.dividedBy(hour);
-
+
final LinearUnit actualKPH = Metric.METRE.dividedBy(Metric.SECOND)
.dividedBy(3.6);
-
+
assertEquals(generatedKPH, actualKPH);
}
-
+
@Test
public void testPrefixes() {
final LinearUnit generatedKilometre = Metric.METRE
.withPrefix(Metric.KILO);
final LinearUnit actualKilometre = Metric.METRE.times(1000);
-
+
assertEquals(generatedKilometre, actualKilometre);
}
-
+
/**
* Tests converting an uncertain LinearUnitValue to a string.
*
@@ -163,13 +163,13 @@ class UnitTest {
public void testValueToString1() {
final LinearUnitValue value = LinearUnitValue.of(Metric.METRE,
UncertainDouble.of(10, 0.24));
-
- assertEquals("(10.0 ± 0.2) m", value.toString());
- assertEquals("(10.0 ± 0.2) m",
+
+ assertEquals("(10.0 � 0.2) m", value.toString());
+ assertEquals("(10.0 � 0.2) m",
value.toString(true, RoundingMode.HALF_EVEN));
assertEquals("10.0 m", value.toString(false, RoundingMode.HALF_EVEN));
}
-
+
/**
* Tests converting a certain LinearUnitValue to a string.
*
@@ -179,13 +179,13 @@ class UnitTest {
public void testValueToString2() {
final LinearUnitValue value = LinearUnitValue.of(Metric.METRE,
UncertainDouble.of(10, 0));
-
+
assertEquals("10.0 m", value.toString());
- assertEquals("(10.0 ± 0.0) m",
+ assertEquals("(10.0 � 0.0) m",
value.toString(true, RoundingMode.HALF_EVEN));
assertEquals("10.0 m", value.toString(false, RoundingMode.HALF_EVEN));
}
-
+
/**
* Tests converting an unnamed LinearUnitValue to a string.
*
@@ -196,11 +196,11 @@ class UnitTest {
final LinearUnitValue value = LinearUnitValue.of(
Metric.METRE.withName(NameSymbol.EMPTY),
UncertainDouble.of(10, 0.24));
-
+
assertEquals("10.0 unnamed unit (= 10.0 m)",
value.toString(false, RoundingMode.HALF_EVEN));
}
-
+
/**
* Tests converting a named UnitValue to a string.
*
@@ -209,10 +209,10 @@ class UnitTest {
@Test
public void testValueToString4() {
final UnitValue value = UnitValue.of(BritishImperial.FAHRENHEIT, 80);
-
+
assertEquals("80.0 \u00B0F", value.toString());
}
-
+
/**
* Tests converting an unnamed UnitValue to a string.
*
@@ -222,7 +222,7 @@ class UnitTest {
public void testValueToString5() {
final UnitValue value = UnitValue
.of(USCustomary.FAHRENHEIT.withName(NameSymbol.EMPTY), 50);
-
+
assertEquals("50.0 unnamed unit (= 283.15 K)", value.toString());
}
}