Testing Precompiled Azure Functions

httptrigger-with-dependency-test.cs

public class MyHttpTriggerWithDependenciesTest
{
  [Theory]
  [InlineData("Azure", "Functions")]
  [InlineData("Dependency", "Test")]
  public async void Given_NameWithDependency_HttpTrigger_ShouldReturn_Result(string name, string value)
  {
    // Arrange
    Mock<IDependency> mocked = new Mock<IDependency>();  // Create a mocked object
    mocked.SetupGet(p => p.SomeValue).Returns(value);

    // Inject the mocked object created into the service locator field
    MyHttpTriggerWithDependencies.Locator.Dependency = mocked.Object;

    var req = new HttpRequestMessage()
    {
      Content = new StringContent(string.Empty),
      RequestUri = new Uri($"http://localhost?name={name}")
    };

    var log = new TraceMonitor();

    // Act
    var result = await MyHttpTriggerWithDependencies.Run(req, log).ConfigureAwait(false);

    // Assert
    var content = await result.Content.ReadAsStringAsync().ConfigureAwait(false);
    content.Should().ContainEquivalentOf($"Hello {name}, here's the dependency value of **{value}**");
  }
}