public async Task FindByCodeShouldReturnNullIfCodeNotExists()
{
//Arrange
var fixture = new CourseRepositoryFixture()
.WithXCourses(5);
//Act
var result = await fixture.ExecuteFindByCode("C6");
//Assert
Assert.Null(result);
}
public async Task ThreeRecordDatabaseGetAllShouldReturnListWithThreeCourses()
{
//Arrange
var fixture = new CourseRepositoryFixture()
.WithXCourses(3);
int expected = 3;
//Act
var result = await fixture.ExecuteGetAll();
//Assert
Assert.Equal(expected, result.Count());
}
public async Task FindByCodeShouldReturnIfCodeExists()
{
//Arrange
var fixture = new CourseRepositoryFixture()
.WithSpecificCourse(code: "C1");
string expected = "C1";
//Act
var result = await fixture.ExecuteFindByCode("C1");
//Assert
Assert.Equal(expected, result.Code);
}
public async Task EmptyDatabaseGetAllShouldReturnEmptyList()
{
//Arrange
var fixture = new CourseRepositoryFixture()
.WithXCourses(0);
int expected = 0;
//Act
var result = await fixture.ExecuteGetAll();
//Assert
Assert.Equal(expected, result.Count());
}
public async Task AddOneRecordToEmptyDatabaseGetAllShouldReturnListWithOneCourse()
{
//Arrange
var fixture = new CourseRepositoryFixture();
int expected = 1;
//Act
await fixture.ExecuteAdd(new Course());
var result = await fixture.ExecuteGetAll();
//Assert
Assert.Equal(expected, result.Count());
}
public async Task GetNonExistentCourseShouldReturnNull()
{
//Arrange
var fixture = new CourseRepositoryFixture()
.WithXCourses(1);
//Act
var result = await fixture.ExecuteGet(new Course()
{
Code = "C2"
});
//Assert
Assert.Null(result);
}
public async Task AddIfNotExistsShouldReturnNewCourseWithIdIfExists()
{
//Arrange
var fixture = new CourseRepositoryFixture()
.WithXCourses(3);
int expected = 4;
//Act
var result = await fixture.ExecuteAddIfNotExists(new Course()
{
Code = "C4", LengthInDays = 5, Title = "Course4"
});
//Assert
Assert.Equal(expected, result.course.CourseId);
}
public async Task AddIfNotExistsShouldReturnCourseAndFalseIfNotExists()
{
//Arrange
var fixture = new CourseRepositoryFixture()
.WithXCourses(0);
//Act
var result = await fixture.ExecuteAddIfNotExists(new Course()
{
Code = "C1", LengthInDays = 5, Title = "Course1"
});
//Assert
Assert.IsType <Course>(result.course);
Assert.False(result.exists);
}
public async Task AddIfNotExistsShouldNotAddIfCodeExists()
{
//Arrange
var fixture = new CourseRepositoryFixture()
.WithXCourses(3);
int expected = 3;
//Act
await fixture.ExecuteAddIfNotExists(new Course()
{
Code = "C3", LengthInDays = 3, Title = "Course5"
});
var result = await fixture.ExecuteGetAll();
//Assert
Assert.Equal(expected, result.Count());
}
public async Task GetExistingCourseShouldReturnCourse()
{
//Arrange
var fixture = new CourseRepositoryFixture()
.WithXCourses(1);
Course expected = new Course()
{
CourseId = 1, Code = "C1", LengthInDays = 5, Title = "Course1"
};
//Act
var result = await fixture.ExecuteGet(new Course()
{
Code = "C1"
});
//Assert
expected.Should().BeEquivalentTo(result);
}
