Use ObjectMother for Student fields

Author: OctaviPascual

src/mooc/test/tv/codely/mooc/students/application/register/RegisterStudentRequestMother.java

@@ -0,0 +1,18 @@
+package tv.codely.mooc.students.application.register;
+
+import tv.codely.mooc.students.domain.*;
+
+public class RegisterStudentRequestMother {
+    public static RegisterStudentRequest create(StudentId id, StudentName name, StudentSurname surname, StudentEmail email) {
+        return new RegisterStudentRequest(id.value(), name.value(), surname.value(), email.value());
+    }
+
+    public static RegisterStudentRequest random() {
+        return create(
+            StudentIdMother.random(),
+            StudentNameMother.random(),
+            StudentSurnameMother.random(),
+            StudentEmailMother.random()
+        );
+    }
+}

src/mooc/test/tv/codely/mooc/students/application/register/StudentRegistrarTestShould.java

@@ -1,8 +1,9 @@
 package tv.codely.mooc.students.application.register;
 
 import org.junit.jupiter.api.Test;
-import tv.codely.mooc.students.domain.*;
-import tv.codely.shared.domain.UuidMother;
+import tv.codely.mooc.students.domain.Student;
+import tv.codely.mooc.students.domain.StudentMother;
+import tv.codely.mooc.students.domain.StudentRepository;
 
 import static org.mockito.Mockito.*;
 
@@ -12,16 +13,8 @@ void register_a_valid_student() {
         StudentRepository repository = mock(StudentRepository.class);
         StudentRegistrar  registrar  = new StudentRegistrar(repository);
 
-        StudentId      id      = new StudentId(UuidMother.random());
-        StudentName    name    = new StudentName("name");
-        StudentSurname surname = new StudentSurname("surname");
-        StudentEmail   email   = new StudentEmail("[email protected]");
-
-        RegisterStudentRequest request = new RegisterStudentRequest(
-            id.value(), name.value(), surname.value(), email.value()
-        );
-
-        Student student = new Student(id, name, surname, email);
+        RegisterStudentRequest request = RegisterStudentRequestMother.random();
+        Student                student = StudentMother.fromRequest(request);
 
         registrar.register(request);
 

src/mooc/test/tv/codely/mooc/students/domain/StudentEmailMother.java

@@ -0,0 +1,13 @@
+package tv.codely.mooc.students.domain;
+
+import tv.codely.shared.domain.EmailMother;
+
+public final class StudentEmailMother {
+    public static StudentEmail create(String value) {
+        return new StudentEmail(value);
+    }
+
+    public static StudentEmail random() {
+        return create(EmailMother.random());
+    }
+}

src/mooc/test/tv/codely/mooc/students/domain/StudentMother.java

@@ -0,0 +1,27 @@
+package tv.codely.mooc.students.domain;
+
+import tv.codely.mooc.students.application.register.RegisterStudentRequest;
+
+public class StudentMother {
+    public static Student create(StudentId id, StudentName name, StudentSurname surname, StudentEmail email) {
+        return new Student(id, name, surname, email);
+    }
+
+    public static Student fromRequest(RegisterStudentRequest request) {
+        return create(
+            StudentIdMother.create(request.id()),
+            StudentNameMother.create(request.name()),
+            StudentSurnameMother.create(request.surname()),
+            StudentEmailMother.create(request.email())
+        );
+    }
+
+    public static Student random() {
+        return create(
+            StudentIdMother.random(),
+            StudentNameMother.random(),
+            StudentSurnameMother.random(),
+            StudentEmailMother.random()
+        );
+    }
+}

src/mooc/test/tv/codely/mooc/students/domain/StudentNameMother.java

@@ -0,0 +1,14 @@
+package tv.codely.mooc.students.domain;
+
+import tv.codely.mooc.courses.domain.CourseName;
+import tv.codely.shared.domain.WordMother;
+
+public final class StudentNameMother {
+    public static StudentName create(String value) {
+        return new StudentName(value);
+    }
+
+    public static StudentName random() {
+        return create(WordMother.random());
+    }
+}

src/mooc/test/tv/codely/mooc/students/domain/StudentSurnameMother.java

@@ -0,0 +1,13 @@
+package tv.codely.mooc.students.domain;
+
+import tv.codely.shared.domain.WordMother;
+
+public final class StudentSurnameMother {
+    public static StudentSurname create(String value) {
+        return new StudentSurname(value);
+    }
+
+    public static StudentSurname random() {
+        return create(WordMother.random());
+    }
+}