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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Routing.Patterns;
namespace Microsoft.AspNetCore.Routing;
public class RoutePatternMatcherTest
{
[Fact]
public void TryMatch_Success()
{
// Arrange
var matcher = CreateMatcher("{controller}/{action}/{id}");
var values = new RouteValueDictionary();
// Act
var match = matcher.TryMatch("/Bank/DoAction/123", values);
// Assert
Assert.True(match);
Assert.Equal("Bank", values["controller"]);
Assert.Equal("DoAction", values["action"]);
Assert.Equal("123", values["id"]);
}
[Fact]
public void TryMatch_Fails()
{
// Arrange
var matcher = CreateMatcher("{controller}/{action}/{id}");
var values = new RouteValueDictionary();
// Act
var match = matcher.TryMatch("/Bank/DoAction", values);
// Assert
Assert.False(match);
}
[Fact]
public void TryMatch_WithDefaults_Success()
{
// Arrange
var matcher = CreateMatcher("{controller}/{action}/{id}", new { id = "default id" });
var values = new RouteValueDictionary();
// Act
var match = matcher.TryMatch("/Bank/DoAction", values);
// Assert
Assert.True(match);
Assert.Equal("Bank", values["controller"]);
Assert.Equal("DoAction", values["action"]);
Assert.Equal("default id", values["id"]);
}
[Fact]
public void TryMatch_WithDefaults_Fails()
{
// Arrange
var matcher = CreateMatcher("{controller}/{action}/{id}", new { id = "default id" });
var values = new RouteValueDictionary();
// Act
var match = matcher.TryMatch("/Bank", values);
// Assert
Assert.False(match);
}
[Fact]
public void TryMatch_WithLiterals_Success()
{
// Arrange
var matcher = CreateMatcher("moo/{p1}/bar/{p2}", new { p2 = "default p2" });
var values = new RouteValueDictionary();
// Act
var match = matcher.TryMatch("/moo/111/bar/222", values);
// Assert
Assert.True(match);
Assert.Equal("111", values["p1"]);
Assert.Equal("222", values["p2"]);
}
[Fact]
public void TryMatch_RouteWithLiteralsAndDefaults_Success()
{
// Arrange
var matcher = CreateMatcher("moo/{p1}/bar/{p2}", new { p2 = "default p2" });
var values = new RouteValueDictionary();
// Act
var match = matcher.TryMatch("/moo/111/bar/", values);
// Assert
Assert.True(match);
Assert.Equal("111", values["p1"]);
Assert.Equal("default p2", values["p2"]);
}
[Theory]
[InlineData(@"{p1:regex(^\d{{3}}-\d{{3}}-\d{{4}}$)}", "/123-456-7890")] // ssn
[InlineData(@"{p1:regex(^\w+\@\w+\.\w+)}", "/asd@assds.com")] // email
[InlineData(@"{p1:regex(([}}])\w+)}", "/}sda")] // Not balanced }
[InlineData(@"{p1:regex(([{{)])\w+)}", "/})sda")] // Not balanced {
public void TryMatch_RegularExpressionConstraint_Valid(
string template,
string path)
{
// Arrange
var matcher = CreateMatcher(template);
var values = new RouteValueDictionary();
// Act
var match = matcher.TryMatch(path, values);
// Assert
Assert.True(match);
}
[Theory]
[InlineData("moo/{p1}.{p2?}", "/moo/foo.bar", true, "foo", "bar")]
[InlineData("moo/{p1?}", "/moo/foo", true, "foo", null)]
[InlineData("moo/{p1?}", "/moo", true, null, null)]
[InlineData("moo/{p1}.{p2?}", "/moo/foo", true, "foo", null)]
[InlineData("moo/{p1}.{p2?}", "/moo/foo..bar", true, "foo.", "bar")]
[InlineData("moo/{p1}.{p2?}", "/moo/foo.moo.bar", true, "foo.moo", "bar")]
[InlineData("moo/{p1}.{p2}", "/moo/foo.bar", true, "foo", "bar")]
[InlineData("moo/foo.{p1}.{p2?}", "/moo/foo.moo.bar", true, "moo", "bar")]
[InlineData("moo/foo.{p1}.{p2?}", "/moo/foo.moo", true, "moo", null)]
[InlineData("moo/.{p2?}", "/moo/.foo", true, null, "foo")]
[InlineData("moo/.{p2?}", "/moo", false, null, null)]
[InlineData("moo/{p1}.{p2?}", "/moo/....", true, "..", ".")]
[InlineData("moo/{p1}.{p2?}", "/moo/.bar", true, ".bar", null)]
public void TryMatch_OptionalParameter_FollowedByPeriod_Valid(
string template,
string path,
bool expectedMatch,
string p1,
string p2)
{
// Arrange
var matcher = CreateMatcher(template);
var values = new RouteValueDictionary();
// Act
var match = matcher.TryMatch(path, values);
// Assert
Assert.Equal(expectedMatch, match);
if (p1 != null)
{
Assert.Equal(p1, values["p1"]);
}
if (p2 != null)
{
Assert.Equal(p2, values["p2"]);
}
}
[Theory]
[InlineData("moo/{p1}.{p2}.{p3?}", "/moo/foo.moo.bar", "foo", "moo", "bar")]
[InlineData("moo/{p1}.{p2}.{p3?}", "/moo/foo.moo", "foo", "moo", null)]
[InlineData("moo/{p1}.{p2}.{p3}.{p4?}", "/moo/foo.moo.bar", "foo", "moo", "bar")]
[InlineData("{p1}.{p2?}/{p3}", "/foo.moo/bar", "foo", "moo", "bar")]
[InlineData("{p1}.{p2?}/{p3}", "/foo/bar", "foo", null, "bar")]
[InlineData("{p1}.{p2?}/{p3}", "/.foo/bar", ".foo", null, "bar")]
[InlineData("{p1}/{p2}/{p3?}", "/foo/bar/baz", "foo", "bar", "baz")]
public void TryMatch_OptionalParameter_FollowedByPeriod_3Parameters_Valid(
string template,
string path,
string p1,
string p2,
string p3)
{
// Arrange
var matcher = CreateMatcher(template);
var values = new RouteValueDictionary();
// Act
var match = matcher.TryMatch(path, values);
// Assert
Assert.True(match);
Assert.Equal(p1, values["p1"]);
if (p2 != null)
{
Assert.Equal(p2, values["p2"]);
}
if (p3 != null)
{
Assert.Equal(p3, values["p3"]);
}
}
[Theory]
[InlineData("moo/{p1}.{p2?}", "/moo/foo.")]
[InlineData("moo/{p1}.{p2?}", "/moo/.")]
[InlineData("moo/{p1}.{p2}", "/foo.")]
[InlineData("moo/{p1}.{p2}", "/foo")]
[InlineData("moo/{p1}.{p2}.{p3?}", "/moo/foo.moo.")]
[InlineData("moo/foo.{p2}.{p3?}", "/moo/bar.foo.moo")]
[InlineData("moo/foo.{p2}.{p3?}", "/moo/kungfoo.moo.bar")]
[InlineData("moo/foo.{p2}.{p3?}", "/moo/kungfoo.moo")]
[InlineData("moo/{p1}.{p2}.{p3?}", "/moo/foo")]
[InlineData("{p1}.{p2?}/{p3}", "/foo./bar")]
[InlineData("moo/.{p2?}", "/moo/.")]
[InlineData("{p1}.{p2}/{p3}", "/.foo/bar")]
public void TryMatch_OptionalParameter_FollowedByPeriod_Invalid(string template, string path)
{
// Arrange
var matcher = CreateMatcher(template);
var values = new RouteValueDictionary();
// Act
var match = matcher.TryMatch(path, values);
// Assert
Assert.False(match);
}
[Fact]
public void TryMatch_RouteWithOnlyLiterals_Success()
{
// Arrange
var matcher = CreateMatcher("moo/bar");
var values = new RouteValueDictionary();
// Act
var match = matcher.TryMatch("/moo/bar", values);
// Assert
Assert.True(match);
Assert.Empty(values);
}
[Fact]
public void TryMatch_RouteWithOnlyLiterals_Fails()
{
// Arrange
var matcher = CreateMatcher("moo/bars");
var values = new RouteValueDictionary();
// Act
var match = matcher.TryMatch("/moo/bar", values);
// Assert
Assert.False(match);
}
[Fact]
public void TryMatch_RouteWithExtraSeparators_Success()
{
// Arrange
var matcher = CreateMatcher("moo/bar");
var values = new RouteValueDictionary();
// Act
var match = matcher.TryMatch("/moo/bar/", values);
// Assert
Assert.True(match);
Assert.Empty(values);
}
[Fact]
public void TryMatch_UrlWithExtraSeparators_Success()
{
// Arrange
var matcher = CreateMatcher("moo/bar/");
var values = new RouteValueDictionary();
// Act
var match = matcher.TryMatch("/moo/bar", values);
// Assert
Assert.True(match);
Assert.Empty(values);
}
[Fact]
public void TryMatch_RouteWithParametersAndExtraSeparators_Success()
{
// Arrange
var matcher = CreateMatcher("{p1}/{p2}/");
var values = new RouteValueDictionary();
// Act
var match = matcher.TryMatch("/moo/bar", values);
// Assert
Assert.True(match);
Assert.Equal("moo", values["p1"]);
Assert.Equal("bar", values["p2"]);
}
[Fact]
public void TryMatch_RouteWithDifferentLiterals_Fails()
{
// Arrange
var matcher = CreateMatcher("{p1}/{p2}/baz");
var values = new RouteValueDictionary();
// Act
var match = matcher.TryMatch("/moo/bar/boo", values);
// Assert
Assert.False(match);
}
[Fact]
public void TryMatch_LongerUrl_Fails()
{
// Arrange
var matcher = CreateMatcher("{p1}");
var values = new RouteValueDictionary();
// Act
var match = matcher.TryMatch("/moo/bar", values);
// Assert
Assert.False(match);
}
[Fact]
public void TryMatch_SimpleFilename_Success()
{
// Arrange
var matcher = CreateMatcher("DEFAULT.ASPX");
var values = new RouteValueDictionary();
// Act
var match = matcher.TryMatch("/default.aspx", values);
// Assert
Assert.True(match);
}
[Theory]
[InlineData("{prefix}x{suffix}", "/xxxxxxxxxx")]
[InlineData("{prefix}xyz{suffix}", "/xxxxyzxyzxxxxxxyz")]
[InlineData("{prefix}xyz{suffix}", "/abcxxxxyzxyzxxxxxxyzxx")]
[InlineData("{prefix}xyz{suffix}", "/xyzxyzxyzxyzxyz")]
[InlineData("{prefix}xyz{suffix}", "/xyzxyzxyzxyzxyz1")]
[InlineData("{prefix}xyz{suffix}", "/xyzxyzxyz")]
[InlineData("{prefix}aa{suffix}", "/aaaaa")]
[InlineData("{prefix}aaa{suffix}", "/aaaaa")]
public void TryMatch_RouteWithComplexSegment_Success(string template, string path)
{
var matcher = CreateMatcher(template);
var values = new RouteValueDictionary();
// Act
var match = matcher.TryMatch(path, values);
// Assert
Assert.True(match);
}
[Fact]
public void TryMatch_RouteWithExtraDefaultValues_Success()
{
// Arrange
var matcher = CreateMatcher("{p1}/{p2}", new { p2 = (string)null, foo = "bar" });
var values = new RouteValueDictionary();
// Act
var match = matcher.TryMatch("/v1", values);
// Assert
Assert.True(match);
Assert.Equal<int>(3, values.Count);
Assert.Equal("v1", values["p1"]);
Assert.Null(values["p2"]);
Assert.Equal("bar", values["foo"]);
}
[Fact]
public void TryMatch_PrettyRouteWithExtraDefaultValues_Success()
{
// Arrange
var matcher = CreateMatcher(
"date/{y}/{m}/{d}",
new { controller = "blog", action = "showpost", m = (string)null, d = (string)null });
var values = new RouteValueDictionary();
// Act
var match = matcher.TryMatch("/date/2007/08", values);
// Assert
Assert.True(match);
Assert.Equal<int>(5, values.Count);
Assert.Equal("blog", values["controller"]);
Assert.Equal("showpost", values["action"]);
Assert.Equal("2007", values["y"]);
Assert.Equal("08", values["m"]);
Assert.Null(values["d"]);
}
[Fact]
public void TryMatch_WithMultiSegmentParamsOnBothEndsMatches()
{
RunTest(
"language/{lang}-{region}",
"/language/en-US",
null,
new RouteValueDictionary(new { lang = "en", region = "US" }));
}
[Fact]
public void TryMatch_WithMultiSegmentParamsOnLeftEndMatches()
{
RunTest(
"language/{lang}-{region}a",
"/language/en-USa",
null,
new RouteValueDictionary(new { lang = "en", region = "US" }));
}
[Fact]
public void TryMatch_WithMultiSegmentParamsOnRightEndMatches()
{
RunTest(
"language/a{lang}-{region}",
"/language/aen-US",
null,
new RouteValueDictionary(new { lang = "en", region = "US" }));
}
[Fact]
public void TryMatch_WithMultiSegmentParamsOnNeitherEndMatches()
{
RunTest(
"language/a{lang}-{region}a",
"/language/aen-USa",
null,
new RouteValueDictionary(new { lang = "en", region = "US" }));
}
[Fact]
public void TryMatch_WithMultiSegmentParamsOnNeitherEndDoesNotMatch()
{
RunTest(
"language/a{lang}-{region}a",
"/language/a-USa",
null,
null);
}
[Fact]
public void TryMatch_WithMultiSegmentParamsOnNeitherEndDoesNotMatch2()
{
RunTest(
"language/a{lang}-{region}a",
"/language/aen-a",
null,
null);
}
[Fact]
public void TryMatch_WithSimpleMultiSegmentParamsOnBothEndsMatches()
{
RunTest(
"language/{lang}",
"/language/en",
null,
new RouteValueDictionary(new { lang = "en" }));
}
[Fact]
public void TryMatch_WithSimpleMultiSegmentParamsOnBothEndsTrailingSlashDoesNotMatch()
{
RunTest(
"language/{lang}",
"/language/",
null,
null);
}
[Fact]
public void TryMatch_WithSimpleMultiSegmentParamsOnBothEndsDoesNotMatch()
{
RunTest(
"language/{lang}",
"/language",
null,
null);
}
[Fact]
public void TryMatch_WithSimpleMultiSegmentParamsOnLeftEndMatches()
{
RunTest(
"language/{lang}-",
"/language/en-",
null,
new RouteValueDictionary(new { lang = "en" }));
}
[Fact]
public void TryMatch_WithSimpleMultiSegmentParamsOnRightEndMatches()
{
RunTest(
"language/a{lang}",
"/language/aen",
null,
new RouteValueDictionary(new { lang = "en" }));
}
[Fact]
public void TryMatch_WithSimpleMultiSegmentParamsOnNeitherEndMatches()
{
RunTest(
"language/a{lang}a",
"/language/aena",
null,
new RouteValueDictionary(new { lang = "en" }));
}
[Fact]
public void TryMatch_WithMultiSegmentStandamatchMvcRouteMatches()
{
RunTest(
"{controller}.mvc/{action}/{id}",
"/home.mvc/index",
new RouteValueDictionary(new { action = "Index", id = (string)null }),
new RouteValueDictionary(new { controller = "home", action = "index", id = (string)null }));
}
[Fact]
public void TryMatch_WithMultiSegmentParamsOnBothEndsWithDefaultValuesMatches()
{
RunTest(
"language/{lang}-{region}",
"/language/-",
new RouteValueDictionary(new { lang = "xx", region = "yy" }),
null);
}
[Fact]
public void TryMatch_WithUrlWithMultiSegmentWithRepeatedDots()
{
RunTest(
"{Controller}..mvc/{id}/{Param1}",
"/Home..mvc/123/p1",
null,
new RouteValueDictionary(new { Controller = "Home", id = "123", Param1 = "p1" }));
}
[Fact]
public void TryMatch_WithUrlWithTwoRepeatedDots()
{
RunTest(
"{Controller}.mvc/../{action}",
"/Home.mvc/../index",
null,
new RouteValueDictionary(new { Controller = "Home", action = "index" }));
}
[Fact]
public void TryMatch_WithUrlWithThreeRepeatedDots()
{
RunTest(
"{Controller}.mvc/.../{action}",
"/Home.mvc/.../index",
null,
new RouteValueDictionary(new { Controller = "Home", action = "index" }));
}
[Fact]
public void TryMatch_WithUrlWithManyRepeatedDots()
{
RunTest(
"{Controller}.mvc/../../../{action}",
"/Home.mvc/../../../index",
null,
new RouteValueDictionary(new { Controller = "Home", action = "index" }));
}
[Fact]
public void TryMatch_WithUrlWithExclamationPoint()
{
RunTest(
"{Controller}.mvc!/{action}",
"/Home.mvc!/index",
null,
new RouteValueDictionary(new { Controller = "Home", action = "index" }));
}
[Fact]
public void TryMatch_WithUrlWithStartingDotDotSlash()
{
RunTest(
"../{Controller}.mvc",
"/../Home.mvc",
null,
new RouteValueDictionary(new { Controller = "Home" }));
}
[Fact]
public void TryMatch_WithUrlWithStartingBackslash()
{
RunTest(
@"\{Controller}.mvc",
@"/\Home.mvc",
null,
new RouteValueDictionary(new { Controller = "Home" }));
}
[Fact]
public void TryMatch_WithUrlWithBackslashSeparators()
{
RunTest(
@"{Controller}.mvc\{id}\{Param1}",
@"/Home.mvc\123\p1",
null,
new RouteValueDictionary(new { Controller = "Home", id = "123", Param1 = "p1" }));
}
[Fact]
public void TryMatch_WithUrlWithParenthesesLiterals()
{
RunTest(
@"(Controller).mvc",
@"/(Controller).mvc",
null,
new RouteValueDictionary());
}
[Fact]
public void TryMatch_WithUrlWithTrailingSlashSpace()
{
RunTest(
@"Controller.mvc/ ",
@"/Controller.mvc/ ",
null,
new RouteValueDictionary());
}
[Fact]
public void TryMatch_WithUrlWithTrailingSpace()
{
RunTest(
@"Controller.mvc ",
@"/Controller.mvc ",
null,
new RouteValueDictionary());
}
[Fact]
public void TryMatch_WithCatchAllCapturesDots()
{
// DevDiv Bugs 189892: UrlRouting: Catch all parameter cannot capture url segments that contain the "."
RunTest(
"Home/ShowPilot/{missionId}/{*name}",
"/Home/ShowPilot/777/12345./foobar",
new RouteValueDictionary(new
{
controller = "Home",
action = "ShowPilot",
missionId = (string)null,
name = (string)null
}),
new RouteValueDictionary(new { controller = "Home", action = "ShowPilot", missionId = "777", name = "12345./foobar" }));
}
[Fact]
public void TryMatch_RouteWithCatchAll_MatchesMultiplePathSegments()
{
// Arrange
var matcher = CreateMatcher("{p1}/{*p2}");
var values = new RouteValueDictionary();
// Act
var match = matcher.TryMatch("/v1/v2/v3", values);
// Assert
Assert.True(match);
Assert.Equal<int>(2, values.Count);
Assert.Equal("v1", values["p1"]);
Assert.Equal("v2/v3", values["p2"]);
}
[Fact]
public void TryMatch_RouteWithCatchAll_MatchesTrailingSlash()
{
// Arrange
var matcher = CreateMatcher("{p1}/{*p2}");
var values = new RouteValueDictionary();
// Act
var match = matcher.TryMatch("/v1/", values);
// Assert
Assert.True(match);
Assert.Equal<int>(2, values.Count);
Assert.Equal("v1", values["p1"]);
Assert.Null(values["p2"]);
}
[Fact]
public void TryMatch_RouteWithCatchAll_MatchesEmptyContent()
{
// Arrange
var matcher = CreateMatcher("{p1}/{*p2}");
var values = new RouteValueDictionary();
// Act
var match = matcher.TryMatch("/v1", values);
// Assert
Assert.True(match);
Assert.Equal<int>(2, values.Count);
Assert.Equal("v1", values["p1"]);
Assert.Null(values["p2"]);
}
[Fact]
public void TryMatch_RouteWithCatchAll_MatchesEmptyContent_DoesNotReplaceExistingRouteValue()
{
// Arrange
var matcher = CreateMatcher("{p1}/{*p2}");
var values = new RouteValueDictionary(new { p2 = "hello" });
// Act
var match = matcher.TryMatch("/v1", values);
// Assert
Assert.True(match);
Assert.Equal<int>(2, values.Count);
Assert.Equal("v1", values["p1"]);
Assert.Equal("hello", values["p2"]);
}
[Fact]
public void TryMatch_RouteWithCatchAll_UsesDefaultValueForEmptyContent()
{
// Arrange
var matcher = CreateMatcher("{p1}/{*p2}", new { p2 = "catchall" });
var values = new RouteValueDictionary(new { p2 = "overridden" });
// Act
var match = matcher.TryMatch("/v1", values);
// Assert
Assert.True(match);
Assert.Equal<int>(2, values.Count);
Assert.Equal("v1", values["p1"]);
Assert.Equal("catchall", values["p2"]);
}
[Fact]
public void TryMatch_RouteWithCatchAll_IgnoresDefaultValueForNonEmptyContent()
{
// Arrange
var matcher = CreateMatcher("{p1}/{*p2}", new { p2 = "catchall" });
var values = new RouteValueDictionary(new { p2 = "overridden" });
// Act
var match = matcher.TryMatch("/v1/hello/whatever", values);
// Assert
Assert.True(match);
Assert.Equal<int>(2, values.Count);
Assert.Equal("v1", values["p1"]);
Assert.Equal("hello/whatever", values["p2"]);
}
[Fact]
public void TryMatch_DoesNotMatchOnlyLeftLiteralMatch()
{
// DevDiv Bugs 191180: UrlRouting: Wrong template getting matched if a url segment is a substring of the requested url
RunTest(
"foo",
"/fooBAR",
null,
null);
}
[Fact]
public void TryMatch_DoesNotMatchOnlyRightLiteralMatch()
{
// DevDiv Bugs 191180: UrlRouting: Wrong template getting matched if a url segment is a substring of the requested url
RunTest(
"foo",
"/BARfoo",
null,
null);
}
[Fact]
public void TryMatch_DoesNotMatchMiddleLiteralMatch()
{
// DevDiv Bugs 191180: UrlRouting: Wrong template getting matched if a url segment is a substring of the requested url
RunTest(
"foo",
"/BARfooBAR",
null,
null);
}
[Fact]
public void TryMatch_DoesMatchesExactLiteralMatch()
{
// DevDiv Bugs 191180: UrlRouting: Wrong template getting matched if a url segment is a substring of the requested url
RunTest(
"foo",
"/foo",
null,
new RouteValueDictionary());
}
[Fact]
public void TryMatch_WithWeimatchParameterNames()
{
RunTest(
"foo/{ }/{.!$%}/{dynamic.data}/{op.tional}",
"/foo/space/weimatch/omatcherid",
new RouteValueDictionary() { { " ", "not a space" }, { "op.tional", "default value" }, { "ran!dom", "va@lue" } },
new RouteValueDictionary() { { " ", "space" }, { ".!$%", "weimatch" }, { "dynamic.data", "omatcherid" }, { "op.tional", "default value" }, { "ran!dom", "va@lue" } });
}
[Fact]
public void TryMatch_DoesNotMatchRouteWithLiteralSeparatomatchefaultsButNoValue()
{
RunTest(
"{controller}/{language}-{locale}",
"/foo",
new RouteValueDictionary(new { language = "en", locale = "US" }),
null);
}
[Fact]
public void TryMatch_DoesNotMatchesRouteWithLiteralSeparatomatchefaultsAndLeftValue()
{
RunTest(
"{controller}/{language}-{locale}",
"/foo/xx-",
new RouteValueDictionary(new { language = "en", locale = "US" }),
null);
}
[Fact]
public void TryMatch_DoesNotMatchesRouteWithLiteralSeparatomatchefaultsAndRightValue()
{
RunTest(
"{controller}/{language}-{locale}",
"/foo/-yy",
new RouteValueDictionary(new { language = "en", locale = "US" }),
null);
}
[Fact]
public void TryMatch_MatchesRouteWithLiteralSeparatomatchefaultsAndValue()
{
RunTest(
"{controller}/{language}-{locale}",
"/foo/xx-yy",
new RouteValueDictionary(new { language = "en", locale = "US" }),
new RouteValueDictionary { { "language", "xx" }, { "locale", "yy" }, { "controller", "foo" } });
}
[Fact]
public void TryMatch_SetsOptionalParameter()
{
// Arrange
var route = CreateMatcher("{controller}/{action?}");
var url = "/Home/Index";
var values = new RouteValueDictionary();
// Act
var match = route.TryMatch(url, values);
// Assert
Assert.True(match);
Assert.Equal(2, values.Count);
Assert.Equal("Home", values["controller"]);
Assert.Equal("Index", values["action"]);
}
[Fact]
public void TryMatch_DoesNotSetOptionalParameter()
{
// Arrange
var route = CreateMatcher("{controller}/{action?}");
var url = "/Home";
var values = new RouteValueDictionary();
// Act
var match = route.TryMatch(url, values);
// Assert
Assert.True(match);
Assert.Single(values);
Assert.Equal("Home", values["controller"]);
Assert.False(values.ContainsKey("action"));
}
[Fact]
public void TryMatch_DoesNotSetOptionalParameter_EmptyString()
{
// Arrange
var route = CreateMatcher("{controller?}");
var url = "";
var values = new RouteValueDictionary();
// Act
var match = route.TryMatch(url, values);
// Assert
Assert.True(match);
Assert.Empty(values);
Assert.False(values.ContainsKey("controller"));
}
[Fact]
public void TryMatch__EmptyRouteWith_EmptyString()
{
// Arrange
var route = CreateMatcher("");
var url = "";
var values = new RouteValueDictionary();
// Act
var match = route.TryMatch(url, values);
// Assert
Assert.True(match);
Assert.Empty(values);
}
[Fact]
public void TryMatch_MultipleOptionalParameters()
{
// Arrange
var route = CreateMatcher("{controller}/{action?}/{id?}");
var url = "/Home/Index";
var values = new RouteValueDictionary();
// Act
var match = route.TryMatch(url, values);
// Assert
Assert.True(match);
Assert.Equal(2, values.Count);
Assert.Equal("Home", values["controller"]);
Assert.Equal("Index", values["action"]);
Assert.False(values.ContainsKey("id"));
}
[Theory]
[InlineData("///")]
[InlineData("/a//")]
[InlineData("/a/b//")]
[InlineData("//b//")]
[InlineData("///c")]
[InlineData("///c/")]
public void TryMatch_MultipleOptionalParameters_WithEmptyIntermediateSegmentsDoesNotMatch(string url)
{
// Arrange
var route = CreateMatcher("{controller?}/{action?}/{id?}");
var values = new RouteValueDictionary();
// Act
var match = route.TryMatch(url, values);
// Assert
Assert.False(match);
}
[Theory]
[InlineData("")]
[InlineData("/")]
[InlineData("/a")]
[InlineData("/a/")]
[InlineData("/a/b")]
[InlineData("/a/b/")]
[InlineData("/a/b/c")]
[InlineData("/a/b/c/")]
public void TryMatch_MultipleOptionalParameters_WithIncrementalOptionalValues(string url)
{
// Arrange
var route = CreateMatcher("{controller?}/{action?}/{id?}");
var values = new RouteValueDictionary();
// Act
var match = route.TryMatch(url, values);
// Assert
Assert.True(match);
}
[Theory]
[InlineData("///")]
[InlineData("////")]
[InlineData("/a//")]
[InlineData("/a///")]
[InlineData("//b/")]
[InlineData("//b//")]
[InlineData("///c")]
[InlineData("///c/")]
public void TryMatch_MultipleParameters_WithEmptyValues(string url)
{
// Arrange
var route = CreateMatcher("{controller}/{action}/{id}");
var values = new RouteValueDictionary();
// Act
var match = route.TryMatch(url, values);
// Assert
Assert.False(match);
}
[Theory]
[InlineData("/a/b/c//")]
[InlineData("/a/b/c/////")]
public void TryMatch_CatchAllParameters_WithEmptyValuesAtTheEnd(string url)
{
// Arrange
var route = CreateMatcher("{controller}/{action}/{*id}");
var values = new RouteValueDictionary();
// Act
var match = route.TryMatch(url, values);
// Assert
Assert.True(match);
}
[Theory]
[InlineData("/a/b//")]
[InlineData("/a/b///c")]
public void TryMatch_CatchAllParameters_WithEmptyValues(string url)
{
// Arrange
var route = CreateMatcher("{controller}/{action}/{*id}");
var values = new RouteValueDictionary();
// Act
var match = route.TryMatch(url, values);
// Assert
Assert.False(match);
}
private RoutePatternMatcher CreateMatcher(string template, object defaults = null)
{
return new RoutePatternMatcher(
RoutePatternParser.Parse(template),
new RouteValueDictionary(defaults));
}
private static void RunTest(
string template,
string path,
RouteValueDictionary defaults,
IDictionary<string, object> expected)
{
// Arrange
var matcher = new RoutePatternMatcher(
RoutePatternParser.Parse(template),
defaults ?? new RouteValueDictionary());
var values = new RouteValueDictionary();
// Act
var match = matcher.TryMatch(new PathString(path), values);
// Assert
if (expected == null)
{
Assert.False(match);
}
else
{
Assert.True(match);
Assert.Equal(expected.Count, values.Count);
foreach (string key in values.Keys)
{
Assert.Equal(expected[key], values[key]);
}
}
}
}
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