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AccountTests.java
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87 lines (76 loc) · 4.17 KB
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import com.github.pauldambra.moduluschecker.Account.BankAccount;
import org.junit.Test;
import java.util.stream.Stream;
import static org.hamcrest.CoreMatchers.is;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.core.IsEqual.equalTo;
public class AccountTests {
@Test
public void CanGetSortCodeAndAccountNumberForModulusChecks() {
String sc = "012345";
String an = "01234567";
BankAccount account = BankAccount.Of(sc, an);
Stream<Integer> expected = Stream.of(0, 1, 2, 3, 4, 5, 0, 1, 2, 3, 4, 5, 6, 7);
Assert.thatStreamEquals(account.allDigits(), expected);
}
@Test
public void CanUseAccountNotationToGetNumbersFromAccount() {
String sc = "654321";
String an = "98765432";
BankAccount account = BankAccount.Of(sc, an);
assertThat(account.getNumberAt(BankAccount.U), is(equalTo(6)));
assertThat(account.getNumberAt(BankAccount.V), is(equalTo(5)));
assertThat(account.getNumberAt(BankAccount.W), is(equalTo(4)));
assertThat(account.getNumberAt(BankAccount.X), is(equalTo(3)));
assertThat(account.getNumberAt(BankAccount.Y), is(equalTo(2)));
assertThat(account.getNumberAt(BankAccount.Z), is(equalTo(1)));
assertThat(account.getNumberAt(BankAccount.A), is(equalTo(9)));
assertThat(account.getNumberAt(BankAccount.B), is(equalTo(8)));
assertThat(account.getNumberAt(BankAccount.C), is(equalTo(7)));
assertThat(account.getNumberAt(BankAccount.D), is(equalTo(6)));
assertThat(account.getNumberAt(BankAccount.E), is(equalTo(5)));
assertThat(account.getNumberAt(BankAccount.F), is(equalTo(4)));
assertThat(account.getNumberAt(BankAccount.G), is(equalTo(3)));
assertThat(account.getNumberAt(BankAccount.H), is(equalTo(2)));
}
@Test
public void CanAvoidZeroiseForExceptionSeven() {
String sc = "654321";
String an = "98765432";
BankAccount account = BankAccount.Of(sc, an).zeroiseUToB();
assertThat(account.getNumberAt(BankAccount.U), is(equalTo(6)));
assertThat(account.getNumberAt(BankAccount.V), is(equalTo(5)));
assertThat(account.getNumberAt(BankAccount.W), is(equalTo(4)));
assertThat(account.getNumberAt(BankAccount.X), is(equalTo(3)));
assertThat(account.getNumberAt(BankAccount.Y), is(equalTo(2)));
assertThat(account.getNumberAt(BankAccount.Z), is(equalTo(1)));
assertThat(account.getNumberAt(BankAccount.A), is(equalTo(9)));
assertThat(account.getNumberAt(BankAccount.B), is(equalTo(8)));
assertThat(account.getNumberAt(BankAccount.C), is(equalTo(7)));
assertThat(account.getNumberAt(BankAccount.D), is(equalTo(6)));
assertThat(account.getNumberAt(BankAccount.E), is(equalTo(5)));
assertThat(account.getNumberAt(BankAccount.F), is(equalTo(4)));
assertThat(account.getNumberAt(BankAccount.G), is(equalTo(3)));
assertThat(account.getNumberAt(BankAccount.H), is(equalTo(2)));
}
@Test
public void CanZeroiseForExceptionSeven() {
String sc = "654321";
String an = "98765492";
BankAccount account = BankAccount.Of(sc, an).zeroiseUToB();
assertThat(account.getNumberAt(BankAccount.U), is(equalTo(0)));
assertThat(account.getNumberAt(BankAccount.V), is(equalTo(0)));
assertThat(account.getNumberAt(BankAccount.W), is(equalTo(0)));
assertThat(account.getNumberAt(BankAccount.X), is(equalTo(0)));
assertThat(account.getNumberAt(BankAccount.Y), is(equalTo(0)));
assertThat(account.getNumberAt(BankAccount.Z), is(equalTo(0)));
assertThat(account.getNumberAt(BankAccount.A), is(equalTo(0)));
assertThat(account.getNumberAt(BankAccount.B), is(equalTo(0)));
assertThat(account.getNumberAt(BankAccount.C), is(equalTo(7)));
assertThat(account.getNumberAt(BankAccount.D), is(equalTo(6)));
assertThat(account.getNumberAt(BankAccount.E), is(equalTo(5)));
assertThat(account.getNumberAt(BankAccount.F), is(equalTo(4)));
assertThat(account.getNumberAt(BankAccount.G), is(equalTo(9)));
assertThat(account.getNumberAt(BankAccount.H), is(equalTo(2)));
}
}