53 lines
1.6 KiB
Java
53 lines
1.6 KiB
Java
package oving7.abstractaccount;
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import static org.junit.jupiter.api.Assertions.assertEquals;
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import static org.junit.jupiter.api.Assertions.assertThrows;
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import org.junit.jupiter.api.BeforeEach;
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import org.junit.jupiter.api.DisplayName;
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import org.junit.jupiter.api.Test;
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public class DebitAccountTest {
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private static final double epsilon = 0.0005;
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private DebitAccount sub;
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@BeforeEach
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public void setUp() {
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sub = new DebitAccount();
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}
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@Test
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@DisplayName("Check that deposits work as expected")
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public void testDeposit() {
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assertEquals(0.0, sub.getBalance(), epsilon, "The account balance was incorrect");
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sub.deposit(10_000.0);
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assertEquals(10_000.0, sub.getBalance(), epsilon, "The account balance was incorrect");
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assertThrows(IllegalArgumentException.class, () -> {
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sub.deposit(-10_000.0);
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}, "Negative deposit should have triggered an IllegalArgumentException!");
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assertEquals(10_000.0, sub.getBalance(), epsilon, "The account balance was incorrect");
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}
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@Test
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@DisplayName("Check that withdrawals work as expected")
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public void testWithdraw() {
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sub.deposit(20_000.0);
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sub.withdraw(5000.0);
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assertEquals(15_000.0, sub.getBalance(), epsilon, "The account balance was incorrect");
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assertThrows(IllegalArgumentException.class, () -> {
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sub.withdraw(-10_000.0);
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}, "Negative withdrawal should have triggered an IllegalArgumentException!");
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assertEquals(15_000.0, sub.getBalance(), epsilon, "The account balance was incorrect");
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assertThrows(IllegalArgumentException.class, () -> {
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sub.withdraw(20_000.0);
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}, "Withdrawal exceeding the balance should have triggered an IllegalArgumentException");
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}
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}
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