public void Process_SrcDefaultsToTagHelperOutputSrcAttributeAddedByOtherTagHelper(
string src,
string srcOutput,
string expectedSrcPrefix)
{
// Arrange
var allAttributes = new TagHelperAttributeList(
new TagHelperAttributeList
{
{ "type", new HtmlString("text/javascript") },
{ "asp-append-version", true },
});
var context = MakeTagHelperContext(allAttributes);
var outputAttributes = new TagHelperAttributeList
{
{ "type", new HtmlString("text/javascript") },
{ "src", srcOutput },
};
var output = MakeTagHelperOutput("script", outputAttributes);
var hostingEnvironment = MakeHostingEnvironment();
var viewContext = MakeViewContext();
var urlHelper = new Mock<IUrlHelper>();
// Ensure expanded path does not look like an absolute path on Linux, avoiding
// https://github.com/aspnet/External/issues/21
urlHelper
.Setup(urlhelper => urlhelper.Content(It.IsAny<string>()))
.Returns(new Func<string, string>(url => url.Replace("~/", "virtualRoot/")));
var urlHelperFactory = new Mock<IUrlHelperFactory>();
urlHelperFactory
.Setup(f => f.GetUrlHelper(It.IsAny<ActionContext>()))
.Returns(urlHelper.Object);
var helper = new ScriptTagHelper(
hostingEnvironment,
MakeCache(),
new HtmlTestEncoder(),
new JavaScriptTestEncoder(),
urlHelperFactory.Object)
{
ViewContext = viewContext,
AppendVersion = true,
Src = src,
};
// Act
helper.Process(context, output);
// Assert
Assert.Equal(
expectedSrcPrefix + "?v=f4OxZX_x_FO5LcGBSKHWXfwtSx-j1ncoSt3SABJtkGk",
(string)output.Attributes["src"].Value,
StringComparer.Ordinal);
}
public void HandlesMultipleAttributesSameNameCorrectly(TagHelperAttributeList outputAttributes)
{
// Arrange
var allAttributes = new TagHelperAttributeList(
outputAttributes.Concat(
new TagHelperAttributeList
{
new TagHelperAttribute("data-extra", "something"),
new TagHelperAttribute("src", "/blank.js"),
new TagHelperAttribute("asp-fallback-src", "http://www.example.com/blank.js"),
new TagHelperAttribute("asp-fallback-test", "isavailable()"),
}));
var tagHelperContext = MakeTagHelperContext(allAttributes);
var viewContext = MakeViewContext();
var combinedOutputAttributes = new TagHelperAttributeList(
outputAttributes.Concat(
new[]
{
new TagHelperAttribute("data-extra", new HtmlString("something"))
}));
var output = MakeTagHelperOutput("script", combinedOutputAttributes);
var hostingEnvironment = MakeHostingEnvironment();
var helper = new ScriptTagHelper(
hostingEnvironment,
MakeCache(),
new HtmlTestEncoder(),
new JavaScriptTestEncoder(),
MakeUrlHelperFactory())
{
ViewContext = viewContext,
FallbackSrc = "~/blank.js",
FallbackTestExpression = "http://www.example.com/blank.js",
Src = "/blank.js",
};
var expectedAttributes = new TagHelperAttributeList(output.Attributes);
expectedAttributes.Add(new TagHelperAttribute("src", "/blank.js"));
// Act
helper.Process(tagHelperContext, output);
// Assert
Assert.Equal(expectedAttributes, output.Attributes);
}
public void RenderScriptTags_GlobbedSrc_WithFileVersion()
{
// Arrange
var expectedContent = "<script " +
"src=\"HtmlEncode[[/js/site.js?v=f4OxZX_x_FO5LcGBSKHWXfwtSx-j1ncoSt3SABJtkGk]]\"></script>" +
"<script src=\"HtmlEncode[[/common.js?v=f4OxZX_x_FO5LcGBSKHWXfwtSx-j1ncoSt3SABJtkGk]]\"></script>";
var context = MakeTagHelperContext(
attributes: new TagHelperAttributeList
{
new TagHelperAttribute("src", "/js/site.js"),
new TagHelperAttribute("asp-src-include", "*.js"),
new TagHelperAttribute("asp-append-version", "true")
});
var output = MakeTagHelperOutput("script", attributes: new TagHelperAttributeList());
var hostingEnvironment = MakeHostingEnvironment();
var viewContext = MakeViewContext();
var globbingUrlBuilder = new Mock<GlobbingUrlBuilder>(
new TestFileProvider(),
Mock.Of<IMemoryCache>(),
PathString.Empty);
globbingUrlBuilder.Setup(g => g.BuildUrlList(null, "*.js", null))
.Returns(new[] { "/common.js" });
var helper = new ScriptTagHelper(
MakeHostingEnvironment(),
MakeCache(),
new HtmlTestEncoder(),
new JavaScriptTestEncoder(),
MakeUrlHelperFactory())
{
GlobbingUrlBuilder = globbingUrlBuilder.Object,
ViewContext = viewContext,
SrcInclude = "*.js",
AppendVersion = true,
Src = "/js/site.js",
};
// Act
helper.Process(context, output);
// Assert
Assert.Equal("script", output.TagName);
Assert.Equal("/js/site.js?v=f4OxZX_x_FO5LcGBSKHWXfwtSx-j1ncoSt3SABJtkGk", output.Attributes["src"].Value);
var content = HtmlContentUtilities.HtmlContentToString(output, new HtmlTestEncoder());
Assert.Equal(expectedContent, content);
}
public void RenderScriptTags_FallbackSrc_WithFileVersion_EncodesAsExpected()
{
// Arrange
var expectedContent =
"<script encoded='contains \"quotes\"' literal=\"HtmlEncode[[all HTML encoded]]\" " +
"mixed='HtmlEncode[[HTML encoded]] and contains \"quotes\"' " +
"src=\"HtmlEncode[[/js/site.js?v=f4OxZX_x_FO5LcGBSKHWXfwtSx-j1ncoSt3SABJtkGk]]\"></script>" +
Environment.NewLine +
"<script>(isavailable()||document.write(\"JavaScriptEncode[[<script encoded=\'contains \"quotes\"\' " +
"literal=\"HtmlEncode[[all HTML encoded]]\" mixed=\'HtmlEncode[[HTML encoded]] and contains " +
"\"quotes\"' src=\"HtmlEncode[[fallback.js?v=f4OxZX_x_FO5LcGBSKHWXfwtSx-j1ncoSt3SABJtkGk]]\">" +
"</script>]]\"));</script>";
var mixed = new DefaultTagHelperContent();
mixed.Append("HTML encoded");
mixed.AppendHtml(" and contains \"quotes\"");
var context = MakeTagHelperContext(
attributes: new TagHelperAttributeList
{
{ "asp-append-version", "true" },
{ "asp-fallback-src-include", "fallback.js" },
{ "asp-fallback-test", "isavailable()" },
{ new TagHelperAttribute("encoded", new HtmlString("contains \"quotes\""), HtmlAttributeValueStyle.SingleQuotes) },
{ "literal", "all HTML encoded" },
{ new TagHelperAttribute("mixed", mixed, HtmlAttributeValueStyle.SingleQuotes) },
{ "src", "/js/site.js" },
});
var output = MakeTagHelperOutput(
"script",
attributes: new TagHelperAttributeList
{
{ new TagHelperAttribute("encoded", new HtmlString("contains \"quotes\""), HtmlAttributeValueStyle.SingleQuotes) },
{ "literal", "all HTML encoded" },
{ new TagHelperAttribute("mixed", mixed, HtmlAttributeValueStyle.SingleQuotes) },
});
var hostingEnvironment = MakeHostingEnvironment();
var viewContext = MakeViewContext();
var helper = new ScriptTagHelper(
MakeHostingEnvironment(),
MakeCache(),
new HtmlTestEncoder(),
new JavaScriptTestEncoder(),
MakeUrlHelperFactory())
{
AppendVersion = true,
FallbackSrc = "fallback.js",
FallbackTestExpression = "isavailable()",
Src = "/js/site.js",
ViewContext = viewContext,
};
// Act
helper.Process(context, output);
// Assert
Assert.Equal("script", output.TagName);
Assert.Equal("/js/site.js?v=f4OxZX_x_FO5LcGBSKHWXfwtSx-j1ncoSt3SABJtkGk", output.Attributes["src"].Value);
var content = HtmlContentUtilities.HtmlContentToString(output, new HtmlTestEncoder());
Assert.Equal(expectedContent, content);
}
public void RenderScriptTags_FallbackSrc_WithFileVersion()
{
// Arrange
var context = MakeTagHelperContext(
attributes: new TagHelperAttributeList
{
new TagHelperAttribute("src", "/js/site.js"),
new TagHelperAttribute("asp-fallback-src-include", "fallback.js"),
new TagHelperAttribute("asp-fallback-test", "isavailable()"),
new TagHelperAttribute("asp-append-version", "true")
});
var output = MakeTagHelperOutput("script", attributes: new TagHelperAttributeList());
var hostingEnvironment = MakeHostingEnvironment();
var viewContext = MakeViewContext();
var helper = new ScriptTagHelper(
MakeHostingEnvironment(),
MakeCache(),
new HtmlTestEncoder(),
new JavaScriptTestEncoder(),
MakeUrlHelperFactory())
{
ViewContext = viewContext,
FallbackSrc = "fallback.js",
FallbackTestExpression = "isavailable()",
AppendVersion = true,
Src = "/js/site.js",
};
// Act
helper.Process(context, output);
// Assert
Assert.Equal("script", output.TagName);
Assert.Equal("/js/site.js?v=f4OxZX_x_FO5LcGBSKHWXfwtSx-j1ncoSt3SABJtkGk", output.Attributes["src"].Value);
Assert.Equal(Environment.NewLine + "<script>(isavailable()||document.write(\"JavaScriptEncode[[<script " +
"src=\"HtmlEncode[[fallback.js?v=f4OxZX_x_FO5LcGBSKHWXfwtSx-j1ncoSt3SABJtkGk]]\">" +
"</script>]]\"));</script>", output.PostElement.GetContent());
}
public void RenderScriptTags_WithFileVersion_AndRequestPathBase()
{
// Arrange
var context = MakeTagHelperContext(
attributes: new TagHelperAttributeList
{
new TagHelperAttribute("src", "/bar/js/site.js"),
new TagHelperAttribute("asp-append-version", "true")
});
var output = MakeTagHelperOutput("script", attributes: new TagHelperAttributeList());
var hostingEnvironment = MakeHostingEnvironment();
var viewContext = MakeViewContext("/bar");
var helper = new ScriptTagHelper(
MakeHostingEnvironment(),
MakeCache(),
new HtmlTestEncoder(),
new JavaScriptTestEncoder(),
MakeUrlHelperFactory())
{
ViewContext = viewContext,
AppendVersion = true,
Src = "/bar/js/site.js",
};
// Act
helper.Process(context, output);
// Assert
Assert.Equal("script", output.TagName);
Assert.Equal("/bar/js/site.js?v=f4OxZX_x_FO5LcGBSKHWXfwtSx-j1ncoSt3SABJtkGk", output.Attributes["src"].Value);
}
public void RendersScriptTagsForGlobbedSrcResults_EncodesAsExpected()
{
// Arrange
var expectedContent =
"<script encoded='contains \"quotes\"' literal=\"HtmlEncode[[all HTML encoded]]\" " +
"mixed='HtmlEncode[[HTML encoded]] and contains \"quotes\"' " +
"src=\"HtmlEncode[[/js/site.js]]\"></script>" +
"<script encoded='contains \"quotes\"' literal=\"HtmlEncode[[all HTML encoded]]\" " +
"mixed='HtmlEncode[[HTML encoded]] and contains \"quotes\"' " +
"src=\"HtmlEncode[[/common.js]]\"></script>";
var mixed = new DefaultTagHelperContent();
mixed.Append("HTML encoded");
mixed.AppendHtml(" and contains \"quotes\"");
var context = MakeTagHelperContext(
attributes: new TagHelperAttributeList
{
{ "asp-src-include", "**/*.js" },
{ new TagHelperAttribute("encoded", new HtmlString("contains \"quotes\""), HtmlAttributeValueStyle.SingleQuotes) },
{ "literal", "all HTML encoded" },
{ new TagHelperAttribute("mixed", mixed, HtmlAttributeValueStyle.SingleQuotes) },
{ "src", "/js/site.js" },
});
var output = MakeTagHelperOutput(
"script",
attributes: new TagHelperAttributeList
{
{ new TagHelperAttribute("encoded", new HtmlString("contains \"quotes\""), HtmlAttributeValueStyle.SingleQuotes) },
{ "literal", "all HTML encoded"},
{ new TagHelperAttribute("mixed", mixed, HtmlAttributeValueStyle.SingleQuotes) },
});
var hostingEnvironment = MakeHostingEnvironment();
var viewContext = MakeViewContext();
var globbingUrlBuilder = new Mock<GlobbingUrlBuilder>(
new TestFileProvider(),
Mock.Of<IMemoryCache>(),
PathString.Empty);
globbingUrlBuilder.Setup(g => g.BuildUrlList(null, "**/*.js", null))
.Returns(new[] { "/common.js" });
var helper = new ScriptTagHelper(
hostingEnvironment,
MakeCache(),
new HtmlTestEncoder(),
new JavaScriptTestEncoder(),
MakeUrlHelperFactory())
{
GlobbingUrlBuilder = globbingUrlBuilder.Object,
Src = "/js/site.js",
SrcInclude = "**/*.js",
ViewContext = viewContext,
};
// Act
helper.Process(context, output);
// Assert
Assert.Equal("script", output.TagName);
Assert.Equal("/js/site.js", output.Attributes["src"].Value);
var content = HtmlContentUtilities.HtmlContentToString(output, new HtmlTestEncoder());
Assert.Equal(expectedContent, content);
}
public void PreservesOrderOfNonSrcAttributes()
{
// Arrange
var tagHelperContext = MakeTagHelperContext(
attributes: new TagHelperAttributeList
{
new TagHelperAttribute("data-extra", "something"),
new TagHelperAttribute("src", "/blank.js"),
new TagHelperAttribute("data-more", "else"),
new TagHelperAttribute("asp-fallback-src", "http://www.example.com/blank.js"),
new TagHelperAttribute("asp-fallback-test", "isavailable()"),
});
var viewContext = MakeViewContext();
var output = MakeTagHelperOutput("src",
attributes: new TagHelperAttributeList
{
new TagHelperAttribute("data-extra", "something"),
new TagHelperAttribute("data-more", "else"),
});
var hostingEnvironment = MakeHostingEnvironment();
var helper = new ScriptTagHelper(
hostingEnvironment,
MakeCache(),
new HtmlTestEncoder(),
new JavaScriptTestEncoder(),
MakeUrlHelperFactory())
{
ViewContext = viewContext,
FallbackSrc = "~/blank.js",
FallbackTestExpression = "http://www.example.com/blank.js",
Src = "/blank.js",
};
// Act
helper.Process(tagHelperContext, output);
// Assert
Assert.Equal("data-extra", output.Attributes[0].Name);
Assert.Equal("src", output.Attributes[1].Name);
Assert.Equal("data-more", output.Attributes[2].Name);
}
public void DoesNotRunWhenAllRequiredAttributesAreMissing()
{
// Arrange
var tagHelperContext = MakeTagHelperContext();
var viewContext = MakeViewContext();
var output = MakeTagHelperOutput("script");
var helper = new ScriptTagHelper(
MakeHostingEnvironment(),
MakeCache(),
new HtmlTestEncoder(),
new JavaScriptTestEncoder(),
MakeUrlHelperFactory())
{
ViewContext = viewContext,
};
// Act
helper.Process(tagHelperContext, output);
// Assert
Assert.Equal("script", output.TagName);
Assert.False(output.IsContentModified);
Assert.Empty(output.Attributes);
Assert.True(output.PostElement.GetContent().Length == 0);
}
public void DoesNotRunWhenARequiredAttributeIsMissing(
TagHelperAttributeList attributes,
Action<ScriptTagHelper> setProperties)
{
// Arrange
var tagHelperContext = MakeTagHelperContext(attributes);
var output = MakeTagHelperOutput("script");
var logger = new Mock<ILogger<ScriptTagHelper>>();
var hostingEnvironment = MakeHostingEnvironment();
var viewContext = MakeViewContext();
var helper = new ScriptTagHelper(
hostingEnvironment,
MakeCache(),
new HtmlTestEncoder(),
new JavaScriptTestEncoder(),
MakeUrlHelperFactory())
{
ViewContext = viewContext,
};
setProperties(helper);
// Act
helper.Process(tagHelperContext, output);
// Assert
Assert.NotNull(output.TagName);
Assert.False(output.IsContentModified);
Assert.Empty(output.Attributes);
Assert.True(output.PostElement.GetContent().Length == 0);
}
public void RunsWhenRequiredAttributesArePresent_NoSrc(
TagHelperAttributeList attributes,
Action<ScriptTagHelper> setProperties)
{
// Arrange
var context = MakeTagHelperContext(attributes);
var output = MakeTagHelperOutput("script");
var hostingEnvironment = MakeHostingEnvironment();
var viewContext = MakeViewContext();
var globbingUrlBuilder = new Mock<GlobbingUrlBuilder>(
new TestFileProvider(),
Mock.Of<IMemoryCache>(),
PathString.Empty);
globbingUrlBuilder.Setup(g => g.BuildUrlList(It.IsAny<string>(), It.IsAny<string>(), It.IsAny<string>()))
.Returns(new[] { "/common.js" });
var helper = new ScriptTagHelper(
hostingEnvironment,
MakeCache(),
new HtmlTestEncoder(),
new JavaScriptTestEncoder(),
MakeUrlHelperFactory())
{
ViewContext = viewContext,
GlobbingUrlBuilder = globbingUrlBuilder.Object
};
setProperties(helper);
// Act
helper.Process(context, output);
// Assert
Assert.Null(output.TagName);
Assert.True(output.IsContentModified);
Assert.True(output.Content.GetContent().Length == 0);
Assert.True(output.PostElement.IsModified);
}
