package com.blogspot.toomuchcoding.book.chapter5._1_StubbingMethodThatReturnValues.hamcrest;
import com.blogspot.toomuchcoding.book.chapter5.returningvalue.AverageTaxFactorCalculator;
import com.blogspot.toomuchcoding.book.chapter5.returningvalue.TaxFactorFetcher;
import com.blogspot.toomuchcoding.person.Person;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.InjectMocks;
import org.mockito.Spy;
import org.mockito.runners.MockitoJUnitRunner;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.equalTo;
import static org.mockito.BDDMockito.any;
import static org.mockito.BDDMockito.willReturn;
@RunWith(MockitoJUnitRunner.class)
public class AverageTaxFactorCalculatorTest {
@Spy TaxFactorFetcher taxFactorFetcher;
@InjectMocks AverageTaxFactorCalculator systemUnderTest;
@Test
public void should_calculate_avg_tax_factor_for_person_without_a_country() {
// given
double storedTaxFactor = 10;
double expectedAvgTaxFactor = 12;
willReturn(storedTaxFactor).given(taxFactorFetcher).getTaxFactorFromDb(any(Person.class));
// when
double avgTaxFactor = systemUnderTest.calculateAvgTaxFactorFor(new Person());
// then
assertThat(avgTaxFactor, equalTo(expectedAvgTaxFactor));
}
}