44 lines
1.5 KiB
Java
44 lines
1.5 KiB
Java
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import static org.junit.jupiter.api.Assertions.*;
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import org.junit.jupiter.api.Test;
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class CursorPointTest {
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@Test
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void testDistanceFrom() {
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CursorPoint a = new CursorPoint(0, 0, 0);
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CursorPoint b = new CursorPoint(3, 4, 0);
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CursorPoint c = new CursorPoint(500, 750, 0);
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CursorPoint d = new CursorPoint(284, 848, 0);
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assertTrue(withinRangeByRatio(a.getDistanceFrom(b), 5, 0.0001));
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assertTrue(withinRangeByRatio(a.getDistanceFrom(c), 901.387818866, 0.0001));
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assertTrue(withinRangeByRatio(a.getDistanceFrom(d), 894.293016857, 0.0001));
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assertTrue(withinRangeByRatio(b.getDistanceFrom(c), 896.395560007, 0.0001));
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assertTrue(withinRangeByRatio(c.getDistanceFrom(d), 237.191905427, 0.0001));
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}
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@Test
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void testCursorPointRotation() {
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CursorPoint a = new CursorPoint(0, 0, 0);
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CursorPoint b = new CursorPoint(10, 0, 0);
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//CursorPoint c = new CursorPoint(10, 20, 0);
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CursorPoint d = a.getCursorPointRotatedBy(Math.PI / 4);
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CursorPoint e = b.getCursorPointRotatedBy(Math.PI / 2);
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//CursorPoint f = c.getCursorPointRotatedBy(90);
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//System.out.println(a.getThetaFrom(a));
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//System.out.println(b.getThetaFrom(a));
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assertTrue(d.x == 0 && d.y == 0);
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System.out.println(e.x + ", " + e.y);
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//assertTrue(e.x == 5);
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//assertTrue(withinRangeByRatio())
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}
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boolean withinRangeByRatio(double actual, double expectation, double toleranceRatio) {
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return ((actual <= (expectation * (1 + toleranceRatio))) && (actual >= (expectation * (1 - toleranceRatio))));
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}
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}
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