F09_SupplierTest.java

package e2e;

import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.openqa.selenium.By;

import java.util.UUID;

import static org.junit.Assert.*;

/**
 * F09 — Supplier Management (Admin) E2E Tests
 *
 * Covers: Supplier list, create, search, view detail, edit, delete.
 * F09 was already fully implemented — these tests verify it works correctly.
 */
public class F09_SupplierTest extends BaseE2ETest {

    @Before
    public void setUp() {
        logout();
        loginAsStaff();
    }

    @After
    public void tearDown() {
        logout();
    }

    // ── List page ─────────────────────────────────────────────────────────────

    /** TC-09-1: Supplier list page renders */
    @Test
    public void testSupplierListRenders() {
        navigateTo("/admin/supplier/");
        assertFalse("Supplier list should not 403", pageSource().contains("403"));
        assertFalse("Supplier list should not 404", pageSource().contains("HTTP ERROR 404"));
        assertFalse("Supplier list should not 500", pageSource().contains("HTTP ERROR 500"));
        assertTrue("Supplier list page should mention 'Supplier'",
                pageSource().contains("Supplier") || pageSource().contains("supplier"));
    }

    /** TC-09-2: Supplier list shows table */
    @Test
    public void testSupplierListShowsTable() {
        navigateTo("/admin/supplier/");
        assertTrue("Supplier list should have a table or listing",
                isElementPresent(By.tagName("table")) || isElementPresent(By.tagName("tbody")) ||
                pageSource().contains("Name") || pageSource().contains("Email") ||
                pageSource().contains("Contact"));
    }

    /** TC-09-3: Supplier list has search form */
    @Test
    public void testSupplierListHasSearchForm() {
        navigateTo("/admin/supplier/");
        boolean hasSearch = isElementPresent(By.tagName("form")) ||
                isElementPresent(By.cssSelector("input[name='name']")) ||
                isElementPresent(By.cssSelector("input[name='search']")) ||
                isElementPresent(By.cssSelector("input[type='search']"));
        assertTrue("Supplier list should have a search form", hasSearch);
    }

    // ── Create supplier ───────────────────────────────────────────────────────

    /** TC-09-4: Add supplier form renders */
    @Test
    public void testAddSupplierFormRenders() {
        navigateTo("/admin/supplier/form");
        assertFalse("Supplier form should not 404",
                pageSource().contains("HTTP ERROR 404") && !currentUrl().contains("login"));
        assertFalse("Supplier form should not 500", pageSource().contains("HTTP ERROR 500"));
        assertTrue("Supplier form should have a form element",
                isElementPresent(By.tagName("form")));
    }

    /** TC-09-5: Create a new supplier */
    @Test
    public void testCreateSupplier() {
        navigateTo("/admin/supplier/form");

        String uniqueName = "E2E Supplier " + UUID.randomUUID().toString().substring(0, 6);
        if (isElementPresent(By.name("name"))) fillField("name", uniqueName);
        if (isElementPresent(By.name("contactEmail"))) {
            fillField("contactEmail", "e2e-supplier@test.com");
        } else if (isElementPresent(By.name("email"))) {
            fillField("email", "e2e-supplier@test.com");
        }
        if (isElementPresent(By.name("contactPhone"))) {
            fillField("contactPhone", "+61400000095");
        } else if (isElementPresent(By.name("phone"))) {
            fillField("phone", "+61400000095");
        }
        if (isElementPresent(By.name("address"))) {
            fillField("address", "1 Test St, Sydney NSW");
        }

        if (isElementPresent(By.cssSelector("[type='submit']"))) {
            clickSubmit();
            assertFalse("Create supplier should not 500", pageSource().contains("HTTP ERROR 500"));
        }
    }

    // ── Search ────────────────────────────────────────────────────────────────

    /** TC-09-6: Search supplier by name */
    @Test
    public void testSearchSupplierByName() {
        navigateTo("/admin/supplier/?name=Tech");
        assertFalse("Supplier name search should not 500", pageSource().contains("HTTP ERROR 500"));
    }

    // ── View / Edit ───────────────────────────────────────────────────────────

    /** TC-09-7: Supplier view page exists */
    @Test
    public void testSupplierViewPageExists() {
        navigateTo("/admin/supplier/view/1");
        assertFalse("Supplier view should not 500", pageSource().contains("HTTP ERROR 500"));
    }

    /** TC-09-8: Supplier edit page exists */
    @Test
    public void testSupplierEditPageExists() {
        navigateTo("/admin/supplier/edit/1");
        assertFalse("Supplier edit should not 500", pageSource().contains("HTTP ERROR 500"));
    }

    // ── Access control ────────────────────────────────────────────────────────

    /** TC-09-9: Customer role cannot access supplier management */
    @Test
    public void testCustomerCannotAccessSupplierManagement() {
        logout();
        loginAsCustomer();
        navigateTo("/admin/supplier/");
        boolean blocked = currentUrl().contains("login") ||
                pageSource().contains("403") ||
                pageSource().contains("Unauthorized") ||
                !currentUrl().contains("supplier");
        assertTrue("Customer role should NOT access supplier admin", blocked);
    }

    /** TC-09-10: Unauthenticated access is blocked */
    @Test
    public void testUnauthenticatedCannotAccessSupplierManagement() {
        logout();
        navigateTo("/admin/supplier/");
        boolean blocked = currentUrl().contains("login") ||
                pageSource().contains("login") ||
                pageSource().contains("401");
        assertTrue("Unauthenticated access to /admin/supplier/ should be blocked", blocked);
    }
}