Java/src/test/java/com/thealgorithms/maths/CeilTest.java at master · YanYan-Rf/Java · GitHub

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package com.thealgorithms.maths;

import static org.junit.jupiter.api.Assertions.assertEquals;

import java.util.stream.Stream;

import org.junit.jupiter.params.ParameterizedTest;

import org.junit.jupiter.params.provider.CsvSource;

import org.junit.jupiter.params.provider.MethodSource;

public class CeilTest {

@ParameterizedTest

@CsvSource({"7.057, 8", "7.004, 8", "-13.004, -13", "0.98, 1", "-11.357, -11"})

void testCeil(double input, int expected) {

assertEquals(expected, Ceil.ceil(input));

}

@ParameterizedTest

@MethodSource("edgeCaseProvider")

void testEdgeCases(TestData data) {

assertEquals(Ceil.ceil(data.input), data.expected);

}

record TestData(double input, double expected) {

}

static Stream<TestData> edgeCaseProvider() {

return Stream.of(new TestData(Double.MAX_VALUE, Double.MAX_VALUE), new TestData(Double.MIN_VALUE, Math.ceil(Double.MIN_VALUE)), new TestData(0.0, Math.ceil(0.0)), new TestData(-0.0, Math.ceil(-0.0)), new TestData(Double.NaN, Math.ceil(Double.NaN)),

new TestData(Double.NEGATIVE_INFINITY, Math.ceil(Double.NEGATIVE_INFINITY)), new TestData(Double.POSITIVE_INFINITY, Math.ceil(Double.POSITIVE_INFINITY)));

}

Java/src/test/java/com/thealgorithms/maths/CeilTest.java at master · YanYan-Rf/Java · GitHub

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