net.jqwik.engine.properties.arbitraries.DefaultBigDecimalArbitrary Maven / Gradle / Ivy

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package net.jqwik.engine.properties.arbitraries;

import java.math.*;
import java.util.*;
import java.util.function.*;

import net.jqwik.api.*;
import net.jqwik.api.arbitraries.*;
import net.jqwik.engine.properties.*;

public class DefaultBigDecimalArbitrary extends TypedCloneable implements BigDecimalArbitrary {

	public static final BigDecimal DEFAULT_MIN = BigDecimal.valueOf(-Double.MAX_VALUE);
	public static final BigDecimal DEFAULT_MAX = BigDecimal.valueOf(Double.MAX_VALUE);
	private static final Range DEFAULT_RANGE = Range.of(DEFAULT_MIN, DEFAULT_MAX);

	private DecimalGeneratingArbitrary generatingArbitrary;

	public DefaultBigDecimalArbitrary() {
		this.generatingArbitrary = new DecimalGeneratingArbitrary(DEFAULT_RANGE);
	}

	@Override
	public RandomGenerator generator(int genSize) {
		return generatingArbitrary.generator(genSize);
	}

	@Override
	public Optional> exhaustive(long maxNumberOfSamples) {
		return generatingArbitrary.exhaustive(maxNumberOfSamples);
	}

	@Override
	public EdgeCases edgeCases(int maxEdgeCases) {
		return generatingArbitrary.edgeCases(maxEdgeCases);
	}

	@Override
	public Arbitrary edgeCases(Consumer> configurator) {
		DefaultBigDecimalArbitrary clone = typedClone();
		clone.generatingArbitrary = (DecimalGeneratingArbitrary) generatingArbitrary.edgeCases(configurator);
		return clone;
	}

	@Override
	public BigDecimalArbitrary withDistribution(final RandomDistribution distribution) {
		DefaultBigDecimalArbitrary clone = typedClone();
		clone.generatingArbitrary.distribution = distribution;
		return clone;
	}

	@Override
	public BigDecimalArbitrary between(BigDecimal min, boolean minIncluded, BigDecimal max, boolean maxIncluded) {
		min = (min == null) ? DEFAULT_MIN : min;
		max = (max == null) ? DEFAULT_MAX : max;
		DefaultBigDecimalArbitrary clone = typedClone();
		clone.generatingArbitrary.range = Range.of(min, minIncluded, max, maxIncluded);
		return clone;
	}

	@Override
	public BigDecimalArbitrary lessThan(BigDecimal max) {
		return between(generatingArbitrary.range.min, generatingArbitrary.range.minIncluded, max, false);
	}

	@Override
	public BigDecimalArbitrary lessOrEqual(BigDecimal max) {
		return between(generatingArbitrary.range.min, generatingArbitrary.range.minIncluded, max, true);
	}

	@Override
	public BigDecimalArbitrary greaterOrEqual(BigDecimal min) {
		return between(min, true, generatingArbitrary.range.max, generatingArbitrary.range.maxIncluded);
	}

	@Override
	public BigDecimalArbitrary greaterThan(BigDecimal min) {
		return between(min, false, generatingArbitrary.range.max, generatingArbitrary.range.maxIncluded);
	}

	@Override
	public BigDecimalArbitrary ofScale(int scale) {
		DefaultBigDecimalArbitrary clone = typedClone();
		clone.generatingArbitrary.scale = scale;
		return clone;
	}

	@Override
	public BigDecimalArbitrary shrinkTowards(BigDecimal target) {
		DefaultBigDecimalArbitrary clone = typedClone();
		clone.generatingArbitrary.shrinkingTarget = target;
		return clone;
	}

	@Override
	public boolean equals(Object o) {
		if (this == o) return true;
		if (o == null || getClass() != o.getClass()) return false;
		DefaultBigDecimalArbitrary that = (DefaultBigDecimalArbitrary) o;
		return generatingArbitrary.equals(that.generatingArbitrary);
	}

	@Override
	public int hashCode() {
		return generatingArbitrary.hashCode();
	}
}