[DE-526] Java test CRUD for customer endpoints (read) (#11)

src/test/java/com/maxio/advancedbilling/controllers/CustomersControllerReadTest.java

@@ -0,0 +1,123 @@
+package com.maxio.advancedbilling.controllers;
+
+import com.maxio.advancedbilling.TestClient;
+import com.maxio.advancedbilling.exceptions.ApiException;
+import com.maxio.advancedbilling.models.CreateCustomer;
+import com.maxio.advancedbilling.models.CreateCustomerRequest;
+import com.maxio.advancedbilling.models.Customer;
+import com.maxio.advancedbilling.models.CustomerResponse;
+import org.apache.commons.lang3.RandomStringUtils;
+import org.junit.jupiter.api.BeforeAll;
+import org.junit.jupiter.api.Test;
+
+import java.io.IOException;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.junit.jupiter.api.Assertions.assertAll;
+
+class CustomersControllerReadTest {
+
+    private static final CustomersController CUSTOMERS_CONTROLLER = TestClient.createClient().getCustomersController();
+
+    private static Customer TEST_CUSTOMER;
+
+    @BeforeAll
+    static void beforeAll() throws IOException, ApiException {
+        TEST_CUSTOMER = CUSTOMERS_CONTROLLER
+                .createCustomer(new CreateCustomerRequest()
+                        .toBuilder()
+                        .customer(new CreateCustomer()
+                                .toBuilder()
+                                .firstName("Cathryn")
+                                .lastName("Washington")
+                                .email("[email protected]")
+                                .reference(RandomStringUtils.randomAlphanumeric(10))
+                                .build()
+                        )
+                        .build()
+                )
+                .getCustomer();
+    }
+
+    @Test
+    void shouldReturnCustomerWhenReadByExistingChargifyID() throws IOException, ApiException {
+        // given
+        Integer chargifyId = TEST_CUSTOMER.getId();
+
+        // when
+        Customer customerReadByChargifyID = CUSTOMERS_CONTROLLER.readCustomer(chargifyId).getCustomer();
+
+        // then
+        assertCustomerAllProperties(customerReadByChargifyID);
+    }
+
+    @Test
+    void shouldReturnNullWhenReadByNotExistingChargifyID() throws IOException, ApiException {
+        // given
+        int notExistingChargifyId = 12345;
+
+        // when
+        CustomerResponse customerResponse = CUSTOMERS_CONTROLLER.readCustomer(notExistingChargifyId);
+
+        // then
+        assertThat(customerResponse).isNull();
+    }
+
+    @Test
+    void shouldReturnCustomerWhenReadByExistingReference() throws IOException, ApiException {
+        // given
+        String reference = TEST_CUSTOMER.getReference();
+
+        // when
+        Customer customerReadByReference = CUSTOMERS_CONTROLLER.readCustomerByReference(reference).getCustomer();
+
+        // then
+        assertCustomerAllProperties(customerReadByReference);
+    }
+
+    @Test
+    void shouldReturnNullWhenReadByNotExistingReference() throws IOException, ApiException {
+        // given
+        String notExistingReference = "not-existing-reference";
+
+        // when
+        CustomerResponse customerResponse = CUSTOMERS_CONTROLLER.readCustomerByReference(notExistingReference);
+
+        // then
+        assertThat(customerResponse).isNull();
+    }
+
+    private void assertCustomerAllProperties(Customer customer) {
+        assertAll(
+                () -> assertThat(customer.getFirstName()).isEqualTo("Cathryn"),
+                () -> assertThat(customer.getLastName()).isEqualTo("Washington"),
+                () -> assertThat(customer.getEmail()).isEqualTo("[email protected]"),
+
+                () -> assertThat(customer.getId()).isNotNull(),
+                () -> assertThat(customer.getCreatedAt()).isNotNull(),
+                () -> assertThat(customer.getUpdatedAt()).isNotNull(),
+
+                () -> assertThat(customer.getCcEmails()).isNull(),
+                () -> assertThat(customer.getOrganization()).isNull(),
+                () -> assertThat(customer.getReference()).isNotNull(),
+                () -> assertThat(customer.getAddress()).isNull(),
+                () -> assertThat(customer.getAddress2()).isNull(),
+                () -> assertThat(customer.getCity()).isNull(),
+                () -> assertThat(customer.getState()).isNull(),
+                () -> assertThat(customer.getStateName()).isNull(),
+                () -> assertThat(customer.getZip()).isNull(),
+                () -> assertThat(customer.getCountry()).isNull(),
+                () -> assertThat(customer.getCountryName()).isNull(),
+                () -> assertThat(customer.getPhone()).isNull(),
+                () -> assertThat(customer.getVerified()).isFalse(),
+                () -> assertThat(customer.getPortalCustomerCreatedAt()).isNull(),
+                () -> assertThat(customer.getPortalInviteLastSentAt()).isNull(),
+                () -> assertThat(customer.getPortalInviteLastAcceptedAt()).isNull(),
+                () -> assertThat(customer.getTaxExempt()).isFalse(),
+                () -> assertThat(customer.getVatNumber()).isNull(),
+                () -> assertThat(customer.getParentId()).isNull(),
+                () -> assertThat(customer.getLocale()).isNull(),
+                () -> assertThat(customer.getDefaultSubscriptionGroupUid()).isNull()
+        );
+    }
+}