diff --git a/easy-random/pom.xml b/easy-random/pom.xml new file mode 100644 index 0000000000..61f0ed2cd4 --- /dev/null +++ b/easy-random/pom.xml @@ -0,0 +1,23 @@ + + + 4.0.0 + easy-random + easy-random + + + parent-modules + com.baeldung + 1.0.0-SNAPSHOT + + + + + org.jeasy + easy-random-core + 4.0.0 + + + + \ No newline at end of file diff --git a/easy-random/src/main/java/org/baeldung/easy/random/model/Department.java b/easy-random/src/main/java/org/baeldung/easy/random/model/Department.java new file mode 100644 index 0000000000..ee4dc82771 --- /dev/null +++ b/easy-random/src/main/java/org/baeldung/easy/random/model/Department.java @@ -0,0 +1,17 @@ +package org.baeldung.easy.random.model; + +import java.util.StringJoiner; + +public class Department { + private String depName; + + public Department(String depName) { + this.depName = depName; + } + + @Override + public String toString() { + return new StringJoiner(", ", Department.class.getSimpleName() + "[", "]").add("depName='" + depName + "'") + .toString(); + } +} diff --git a/easy-random/src/main/java/org/baeldung/easy/random/model/Employee.java b/easy-random/src/main/java/org/baeldung/easy/random/model/Employee.java new file mode 100644 index 0000000000..ef63642ca2 --- /dev/null +++ b/easy-random/src/main/java/org/baeldung/easy/random/model/Employee.java @@ -0,0 +1,70 @@ +package org.baeldung.easy.random.model; + +import java.util.*; + +public class Employee { + + private long id; + private String firstName; + private String lastName; + private Department department; + private Collection coworkers; + private Map quarterGrades; + + public Employee(long id, String firstName, String lastName, Department department) { + this.id = id; + this.firstName = firstName; + this.lastName = lastName; + this.department = department; + } + + @Override + public boolean equals(Object o) { + if (this == o) + return true; + if (o == null || getClass() != o.getClass()) + return false; + Employee employee = (Employee) o; + return id == employee.id; + } + + @Override + public int hashCode() { + return Objects.hash(id); + } + + public String getFirstName() { + return firstName; + } + + public String getLastName() { + return lastName; + } + + public long getId() { + return id; + } + + public Department getDepartment() { + return department; + } + + public Collection getCoworkers() { + return Collections.unmodifiableCollection(coworkers); + } + + public Map getQuarterGrades() { + return Collections.unmodifiableMap(quarterGrades); + } + + @Override + public String toString() { + return new StringJoiner(", ", Employee.class.getSimpleName() + "[", "]").add("id=" + id) + .add("firstName='" + firstName + "'") + .add("lastName='" + lastName + "'") + .add("department=" + department) + .add("coworkers size=" + ((coworkers == null) ? 0 : coworkers.size())) + .add("quarterGrades=" + quarterGrades) + .toString(); + } +} diff --git a/easy-random/src/main/java/org/baeldung/easy/random/model/Grade.java b/easy-random/src/main/java/org/baeldung/easy/random/model/Grade.java new file mode 100644 index 0000000000..cb979be3b8 --- /dev/null +++ b/easy-random/src/main/java/org/baeldung/easy/random/model/Grade.java @@ -0,0 +1,22 @@ +package org.baeldung.easy.random.model; + +import java.util.StringJoiner; + +public class Grade { + + private int grade; + + public Grade(int grade) { + this.grade = grade; + } + + public int getGrade() { + return grade; + } + + @Override + public String toString() { + return new StringJoiner(", ", Grade.class.getSimpleName() + "[", "]").add("grade=" + grade) + .toString(); + } +} diff --git a/easy-random/src/main/java/org/baeldung/easy/random/model/Person.java b/easy-random/src/main/java/org/baeldung/easy/random/model/Person.java new file mode 100644 index 0000000000..c941499993 --- /dev/null +++ b/easy-random/src/main/java/org/baeldung/easy/random/model/Person.java @@ -0,0 +1,30 @@ +package org.baeldung.easy.random.model; + +import java.util.StringJoiner; + +public class Person { + + private String firstName; + private String lastName; + private Integer age; + + public String getFirstName() { + return firstName; + } + + public String getLastName() { + return lastName; + } + + public Integer getAge() { + return age; + } + + @Override + public String toString() { + return new StringJoiner(", ", Person.class.getSimpleName() + "[", "]").add("firstName='" + firstName + "'") + .add("lastName='" + lastName + "'") + .add("age=" + age) + .toString(); + } +} diff --git a/easy-random/src/main/java/org/baeldung/easy/random/model/YearQuarter.java b/easy-random/src/main/java/org/baeldung/easy/random/model/YearQuarter.java new file mode 100644 index 0000000000..c2868f09b8 --- /dev/null +++ b/easy-random/src/main/java/org/baeldung/easy/random/model/YearQuarter.java @@ -0,0 +1,50 @@ +package org.baeldung.easy.random.model; + +import java.time.LocalDate; +import java.util.Objects; +import java.util.StringJoiner; + +public class YearQuarter { + + private LocalDate startDate; + private LocalDate endDate; + + public YearQuarter(LocalDate startDate) { + this.startDate = startDate; + autoAdjustEndDate(); + } + + private void autoAdjustEndDate() { + endDate = startDate.plusMonths(3L); + } + + public LocalDate getStartDate() { + return startDate; + } + + public LocalDate getEndDate() { + return endDate; + } + + @Override + public boolean equals(Object o) { + if (this == o) + return true; + if (o == null || getClass() != o.getClass()) + return false; + YearQuarter quarter = (YearQuarter) o; + return Objects.equals(startDate, quarter.startDate) && Objects.equals(endDate, quarter.endDate); + } + + @Override + public int hashCode() { + return Objects.hash(startDate, endDate); + } + + @Override + public String toString() { + return new StringJoiner(", ", YearQuarter.class.getSimpleName() + "[", "]").add("startDate=" + startDate) + .add("endDate=" + endDate) + .toString(); + } +} diff --git a/easy-random/src/main/java/org/baeldung/easy/random/randomizer/YearQuarterRandomizer.java b/easy-random/src/main/java/org/baeldung/easy/random/randomizer/YearQuarterRandomizer.java new file mode 100644 index 0000000000..05232ffcbc --- /dev/null +++ b/easy-random/src/main/java/org/baeldung/easy/random/randomizer/YearQuarterRandomizer.java @@ -0,0 +1,18 @@ +package org.baeldung.easy.random.randomizer; + +import org.baeldung.easy.random.model.YearQuarter; +import org.jeasy.random.api.Randomizer; + +import java.time.LocalDate; +import java.time.Month; + +public class YearQuarterRandomizer implements Randomizer { + + private LocalDate date = LocalDate.of(1990, Month.SEPTEMBER, 25); + + @Override + public YearQuarter getRandomValue() { + date = date.plusMonths(3); + return new YearQuarter(date); + } +} diff --git a/easy-random/src/test/java/org/baeldung/easy/random/EasyRandomUnitTest.java b/easy-random/src/test/java/org/baeldung/easy/random/EasyRandomUnitTest.java new file mode 100644 index 0000000000..9f7a23db66 --- /dev/null +++ b/easy-random/src/test/java/org/baeldung/easy/random/EasyRandomUnitTest.java @@ -0,0 +1,63 @@ +package org.baeldung.easy.random; + +import org.baeldung.easy.random.model.Employee; +import org.baeldung.easy.random.model.Person; +import org.baeldung.easy.random.model.YearQuarter; +import org.baeldung.easy.random.randomizer.YearQuarterRandomizer; +import org.jeasy.random.EasyRandom; +import org.jeasy.random.EasyRandomParameters; +import org.jeasy.random.FieldPredicates; +import org.jeasy.random.TypePredicates; +import org.junit.jupiter.api.Test; + +import java.util.List; +import java.util.stream.Collectors; + +import static org.junit.jupiter.api.Assertions.*; + +class EasyRandomUnitTest { + + @Test + void givenDefaultConfiguration_thenGenerateSingleObject() { + EasyRandom generator = new EasyRandom(); + Person person = generator.nextObject(Person.class); + + assertNotNull(person.getAge()); + assertNotNull(person.getFirstName()); + assertNotNull(person.getLastName()); + } + + @Test + void givenDefaultConfiguration_thenGenerateObjectsList() { + EasyRandom generator = new EasyRandom(); + List persons = generator.objects(Person.class, 5) + .collect(Collectors.toList()); + + assertEquals(5, persons.size()); + } + + @Test + void givenCustomConfiguration_thenGenerateSingleEmployee() { + EasyRandomParameters parameters = new EasyRandomParameters(); + parameters.stringLengthRange(3, 3); + parameters.collectionSizeRange(5, 5); + parameters.excludeField(FieldPredicates.named("lastName").and(FieldPredicates.inClass(Employee.class))); + parameters.excludeType(TypePredicates.inPackage("not.existing.pkg")); + parameters.randomize(YearQuarter.class, new YearQuarterRandomizer()); + + EasyRandom generator = new EasyRandom(parameters); + Employee employee = generator.nextObject(Employee.class); + + assertEquals(3, employee.getFirstName().length()); + assertEquals(5, employee.getCoworkers().size()); + assertEquals(5, employee.getQuarterGrades().size()); + assertNotNull(employee.getDepartment()); + + assertNull(employee.getLastName()); + + for (YearQuarter key : employee.getQuarterGrades().keySet()) { + assertEquals(key.getStartDate(), key.getEndDate().minusMonths(3L)); + } + } + +} diff --git a/pom.xml b/pom.xml index 982c52c54e..6365e407f5 100644 --- a/pom.xml +++ b/pom.xml @@ -422,6 +422,7 @@ drools dubbo + easy-random ethereum feign