
using Xunit;
namespace ConsoleApp {
    public class ProgramTests {
        [Fact(DisplayName = "CalculateAverageTemperature returns correct average for positive integers")]
        public void CalculateAverageTemperature_ReturnsCorrectAverage_PositiveIntegers()
        {
            int[] temps = { 72, 68, 75, 70, 69 };
            double expected = 70.8;
            double actual = Program.CalculateAverageTemperature(temps);
            Assert.Equal(expected, actual, 1);
        }

        [Fact(DisplayName = "CalculateAverageTemperature returns correct average when all temperatures are the same")]
        public void CalculateAverageTemperature_ReturnsCorrectAverage_AllSame()
        {
            int[] temps = { 60, 60, 60, 60 };
            double expected = 60.0;
            double actual = Program.CalculateAverageTemperature(temps);
            Assert.Equal(expected, actual, 1);
        }

        [Fact(DisplayName = "CalculateAverageTemperature returns correct average for single element array")]
        public void CalculateAverageTemperature_ReturnsCorrectAverage_SingleElement()
        {
            int[] temps = { 100 };
            double expected = 100.0;
            double actual = Program.CalculateAverageTemperature(temps);
            Assert.Equal(expected, actual, 1);
        }
    }
}

ProgramTests.cs

Deepen your understanding of C# loops with a hands-on, challenge-driven course. Explore for, while, and do-while loops, master nested structures, generate patterns, and tackle real-world problems. Each section alternates between engaging theory and practical coding challenges to ensure you build both conceptual understanding and practical fluency.

Challenge: Calculate Average Temperature

Solution