Uebung-TDD-Pure-function/src/test/java/de/edu/hsfulda/ccip/tdd/purefunction/parameterized/BowlingCalculatorParameterized_1_SourceMethodTest.java

package de.edu.hsfulda.ccip.tdd.purefunction.parameterized;

import static org.hamcrest.CoreMatchers.equalTo;
import static org.junit.Assert.assertThat;
import static org.junit.jupiter.params.provider.Arguments.arguments;

import java.util.stream.Stream;

import org.hamcrest.Matcher;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.Arguments;
import org.junit.jupiter.params.provider.MethodSource;

import de.edu.hsfulda.ccip.tdd.purefunction.BowlingCalculator;

public class BowlingCalculatorParameterized_1_SourceMethodTest {
	
	static Stream<Arguments> sourceMethod() {
		// arrange
		return Stream.of(//
				arguments("worst game", "-- -- -- -- -- -- -- -- -- --", equalTo(0)),
				arguments("incomplete frames", "-1 23 -4 5- -6 -7 8- 9- -- --", equalTo(45)),
				arguments("spares","-- -- 3/ -- 7/ -- -- -- -- --" , equalTo(20))
				//
				);
	}

	@ParameterizedTest(name = "#{index} - game type {0}")
	@MethodSource("sourceMethod")
	void testStreamSouce(String gameType, String rolls, Matcher<Integer> expectedResult) {
		// act
		int score = new BowlingCalculator().score(rolls);
		//assert
		assertThat(rolls, score, expectedResult);
	}

}