aspnetcore/test/Microsoft.AspNet.Routing.Tests/RegexConstraintTests.cs

109 lines
3.9 KiB
C#

#if NET45
using Moq;
using System.Globalization;
using System.Text.RegularExpressions;
using System.Threading;
using Xunit;
using Microsoft.AspNet.Abstractions;
namespace Microsoft.AspNet.Routing.Tests
{
public class RegexConstraintTests
{
[Theory]
[InlineData("abc", "abc", true)] // simple match
[InlineData("Abc", "abc", true)] // case insensitive match
[InlineData("Abc ", "abc", true)] // Extra space on input match (because we don't add ^({0})$
[InlineData("Abcd", "abc", true)] // Extra char
[InlineData("^Abcd", "abc", true)] // Extra special char
[InlineData("Abc", " abc", false)] // Missing char
public void RegexConstraintBuildRegexVerbatimFromInput(string routeValue,
string constraintValue,
bool shouldMatch)
{
// Arrange
var constraint = new RegexConstraint(constraintValue);
var values = new RouteValueDictionary(new {controller = routeValue});
// Assert
Assert.Equal(shouldMatch, EasyMatch(constraint, "controller", values));
}
[Fact]
public void RegexConstraint_TakesRegexAsInput_SimpleMatch()
{
// Arrange
var constraint = new RegexConstraint(new Regex("^abc$"));
var values = new RouteValueDictionary(new { controller = "abc"});
// Assert
Assert.True(EasyMatch(constraint, "controller", values));
}
[Fact]
public void RegexConstraintConstructedWithRegex_SimpleFailedMatch()
{
// Arrange
var constraint = new RegexConstraint(new Regex("^abc$"));
var values = new RouteValueDictionary(new { controller = "Abc" });
// Assert
Assert.False(EasyMatch(constraint, "controller", values));
}
[Fact]
public void RegexConstraintFailsIfKeyIsNotFoundInRouteValues()
{
// Arrange
var constraint = new RegexConstraint(new Regex("^abc$"));
var values = new RouteValueDictionary(new { action = "abc" });
// Assert
Assert.False(EasyMatch(constraint, "controller", values));
}
[Fact]
public void RegexConstraintIsCultureInsensitiveWhenConstructredWithString()
{
// Arrange
var constraint = new RegexConstraint("^([a-z]+)$");
var values = new RouteValueDictionary(new { controller = "\u0130" }); // Turkish upper-case dotted I
var currentThread = Thread.CurrentThread;
var backupCulture = currentThread.CurrentCulture;
bool matchInTurkish;
bool matchInUsEnglish;
// Act
try
{
currentThread.CurrentCulture = new CultureInfo("tr-TR"); // Turkish culture
matchInTurkish = EasyMatch(constraint, "controller", values);
currentThread.CurrentCulture = new CultureInfo("en-US");
matchInUsEnglish = EasyMatch(constraint, "controller", values);
}
finally
{
currentThread.CurrentCulture = backupCulture;
}
// Assert
Assert.False(matchInUsEnglish); // this just verifies the test
Assert.False(matchInTurkish);
}
private static bool EasyMatch(IRouteConstraint constraint,
string routeKey,
RouteValueDictionary values)
{
return constraint.Match(httpContext: new Mock<HttpContext>().Object,
route: new Mock<IRouter>().Object,
routeKey: routeKey,
values: values,
routeDirection: RouteDirection.IncomingRequest);
}
}
}
#endif