public void TestAmountOfGradesById(int expAmount, int reviewerId, int grade)
{
List <Movie> movies = new List <Movie>()
{
new Movie {
Reviewer = 1, Grade = 1
},
new Movie {
Reviewer = 1, Grade = 1
},
new Movie {
Reviewer = 2, Grade = 2
},
new Movie {
Reviewer = 2, Grade = 3
},
new Movie {
Reviewer = 3, Grade = 4
}
};
MovieSystem ms = new MovieSystem(movies);
int amount = ms.AmountOfGradesById(reviewerId, grade);
Assert.Equal(expAmount, amount);
}
public void PerformanceTestAmountOfGradesById()
{
MovieSystem _ms = new MovieSystem("ratings.json");
var stopwatch = new Stopwatch();
int reviewerId = 1;
int grade = 3;
stopwatch.Start();
_ms.AmountOfGradesById(reviewerId, grade);
stopwatch.Stop();
var stop = stopwatch.ElapsedMilliseconds;
long expectedTime = 4000;
Assert.True(stop <= expectedTime);
}
public void TestExceptionThrownByAmountOfGradesById(int reviewerId, int grade)
{
List <Movie> movies = new List <Movie>()
{
new Movie {
Reviewer = 1, Grade = 1
},
new Movie {
Reviewer = 1, Grade = 1
},
new Movie {
Reviewer = 2, Grade = 2
},
new Movie {
Reviewer = 2, Grade = 3
},
new Movie {
Reviewer = 3, Grade = 4
}
};
MovieSystem ms = new MovieSystem(movies);
Assert.Throws <InvalidDataException>(() => ms.AmountOfGradesById(reviewerId, grade));
}