SCRIPT Move java files

wpiunits/src/test/java/org/wpilib/units/MultUnitTest.java

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+// Copyright (c) FIRST and other WPILib contributors.
+// Open Source Software; you can modify and/or share it under the terms of
+// the WPILib BSD license file in the root directory of this project.
+
+package edu.wpi.first.units;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertSame;
+
+import org.junit.jupiter.api.Test;
+
+class MultUnitTest {
+  @Test
+  void testAutomaticNames() {
+    var unitA = new ExampleUnit(1, "Ay", "a");
+    var unitB = new ExampleUnit(1, "Bee", "b");
+    var mult = MultUnit.combine(unitA, unitB);
+    assertEquals("Ay-Bee", mult.name());
+    assertEquals("a*b", mult.symbol());
+  }
+
+  @Test
+  void testCombine() {
+    var unitA = new ExampleUnit(100);
+    var unitB = new ExampleUnit(0.912);
+    var mult = MultUnit.combine(unitA, unitB);
+    assertEquals(91.2, mult.toBaseUnits(1));
+  }
+
+  @Test
+  void testCaches() {
+    var unitA = new ExampleUnit(1);
+    var unitB = new ExampleUnit(2);
+    var mult = MultUnit.combine(unitA, unitB);
+    assertSame(mult, MultUnit.combine(unitA, unitB));
+  }
+}