public async Task InspectReturnExpression_ReturnsNull_ForReturnTypeIf201StatusCodeIsDeclared()
{
// Arrange
var compilation = await GetCompilation();
var returnType = compilation.GetTypeByMetadataName(typeof(ApiConventionAnalyzerBaseModel).FullName);
var context = GetContext(compilation, new[] { 201 });
// Act
var diagnostic = ApiConventionAnalyzer.InspectReturnExpression(context, returnType, Location.None);
// Assert
Assert.Null(diagnostic);
}
public async Task InspectReturnExpression_DoesNotReturnDiagnostic_IfReturnTypeDoesNotHaveStatusCodeAttribute()
{
// Arrange
var compilation = await GetCompilation();
var context = GetContext(compilation, new[] { 200, 404 });
var actualReturnType = compilation.GetTypeByMetadataName(typeof(EmptyResult).FullName);
// Act
var diagnostic = ApiConventionAnalyzer.InspectReturnExpression(context, actualReturnType, Location.None);
// Assert
Assert.Null(diagnostic);
}
public async Task InspectReturnExpression_DoesNotReturnDiagnostic_IfDeclaredAndActualReturnTypeAreIActionResult()
{
// Arrange
var compilation = await GetCompilation();
var context = GetContext(compilation, new[] { 404 });
var actualReturnType = compilation.GetTypeByMetadataName(typeof(IActionResult).FullName);
// Act
var diagnostic = ApiConventionAnalyzer.InspectReturnExpression(context, actualReturnType, Location.None);
// Assert
Assert.Null(diagnostic);
}
public async Task InspectReturnExpression_ReturnsDiagnostic_If200IsNotDocumented()
{
// Arrange
var compilation = await GetCompilation();
var context = GetContext(compilation, new[] { 404 });
var actualReturnType = compilation.GetTypeByMetadataName(typeof(ApiConventionAnalyzerDerivedModel).FullName);
// Act
var diagnostic = ApiConventionAnalyzer.InspectReturnExpression(context, actualReturnType, Location.None);
// Assert
Assert.NotNull(diagnostic);
Assert.Same(DiagnosticDescriptors.MVC1005_ActionReturnsUndocumentedSuccessResult, diagnostic.Descriptor);
}
public async Task InspectReturnExpression_ReturnsDiagnostic_IfReturnTypeIsActionResultReturningUndocumentedStatusCode()
{
// Arrange
var compilation = await GetCompilation();
var declaredReturnType = compilation.GetTypeByMetadataName(typeof(ApiConventionAnalyzerBaseModel).FullName);
var context = GetContext(compilation, new[] { 200, 404 });
var actualReturnType = compilation.GetTypeByMetadataName(typeof(BadRequestObjectResult).FullName);
// Act
var diagnostic = ApiConventionAnalyzer.InspectReturnExpression(context, actualReturnType, Location.None);
// Assert
Assert.NotNull(diagnostic);
Assert.Same(DiagnosticDescriptors.MVC1004_ActionReturnsUndocumentedStatusCode, diagnostic.Descriptor);
}