public void Should_Compile_Single_Less_File()
{
var lessContent = @"@brand_color: #4D926F;
#header {
color: @brand_color;
}
h2 {
color: @brand_color;
}";
var lessOutput = @"#header{color:#4d926f}h2{color:#4d926f}";
var filepath = @"c:\css\style.less";
var fileSystem = new MockFileSystem(new Dictionary<string, MockFileData>
{
{ HtmlFilePath, new MockFileData(PageContent)},
{ filepath, new MockFileData(lessContent) }
});
var minifier = new LessTransform(fileSystem);
var context = new SiteContext { SourceFolder = @"C:\", OutputFolder = @"C:\_site" };
context.Pages.Add(new NonProcessedPage { OutputFile = HtmlFilePath, Content = PageContent });
context.Pages.Add(new NonProcessedPage { OutputFile = filepath, Content = lessContent, Filepath = filepath });
minifier.Transform(context);
var minifiedFile = fileSystem.File.ReadAllText(@"c:\css\style.css", Encoding.UTF8);
Assert.Equal(lessOutput, minifiedFile);
}
public void Should_Not_Process_Already_Existing_Css_File_In_Output_Folder()
{
// arrange
var cssFilePath = @"c:\_site\css\style.css";
var lessFilepath = @"c:\css\style.less";
var lessContent = "a { color: Red; }";
var fileSystem = new MockFileSystem(new Dictionary<string, MockFileData>
{
{ HtmlFilePath, new MockFileData(PageContent)},
{ cssFilePath, MockFileData.NullObject },
{ lessFilepath, new MockFileData(lessContent) }
});
var minifier = new LessTransform(fileSystem);
var context = new SiteContext { SourceFolder = @"C:\", OutputFolder = @"C:\_site" };
context.Pages.Add(new NonProcessedPage { OutputFile = HtmlFilePath, Content = PageContent });
context.Pages.Add(new NonProcessedPage { OutputFile = cssFilePath, Content = string.Empty });
context.Pages.Add(new NonProcessedPage { OutputFile = lessFilepath, Content = lessContent });
// act
minifier.Transform(context);
// assert
// The existing css file is still empty
Assert.Equal(string.Empty, fileSystem.File.ReadAllText(cssFilePath));
}
public void Multiple_css_file_references_should_generate_one_file()
{
// arrange
var lessFilepath = @"c:\css\style.less";
var lessContent = "a { color: Red; }";
var fileSystem = new MockFileSystem(new Dictionary<string, MockFileData>
{
{ HtmlFilePath, new MockFileData(PageContent)},
{ @"c:\about.html", new MockFileData(PageContent)},
{ lessFilepath, new MockFileData(lessContent) }
});
var minifier = new LessTransform(fileSystem);
var context = new SiteContext { SourceFolder = @"C:\", OutputFolder = @"C:\_site" };
context.Pages.Add(new NonProcessedPage { OutputFile = HtmlFilePath, Content = PageContent });
context.Pages.Add(new NonProcessedPage { OutputFile = @"c:\about.html", Content = PageContent });
context.Pages.Add(new NonProcessedPage { OutputFile = lessFilepath, Content = lessContent, Filepath = lessFilepath });
// act
minifier.Transform(context);
// assert
Assert.Equal(5, fileSystem.AllPaths.Count());
Assert.Equal(1, fileSystem.AllPaths.Count(p => p.EndsWith(".css")));
}
public void If_no_corresponding_less_file_nothing_is_done()
{
// arrange
var fileSystem = new MockFileSystem(new Dictionary<string, MockFileData>
{
{ HtmlFilePath, new MockFileData(PageContent)}
});
var minifier = new LessTransform(fileSystem);
var context = new SiteContext { SourceFolder = @"C:\", OutputFolder = @"C:\_site" };
context.Pages.Add(new NonProcessedPage { OutputFile = HtmlFilePath, Content = PageContent });
// act
minifier.Transform(context);
// assert
// No css file have been generated
Assert.Equal(2, fileSystem.AllPaths.Count());
Assert.False(fileSystem.AllPaths.Any(p => p.EndsWith(".css")));
}
public void Should_Not_Process_Exernal_Css_File()
{
// arrange
var fileSystem = new MockFileSystem(new Dictionary<string, MockFileData>
{
{ HtmlFilePath, new MockFileData(@"<html><head><link rel='stylesheet' href='http://foor.bar/style.css' /><link rel='stylesheet' href='https://foor.bar/style.css' /><link rel='stylesheet' href='//foor.bar/style.css' /></head><body></body></html>")}
});
var minifier = new LessTransform(fileSystem);
var context = new SiteContext { SourceFolder = @"C:\", OutputFolder = @"C:\_site" };
context.Pages.Add(new NonProcessedPage { OutputFile = HtmlFilePath, Content = PageContent });
// act
minifier.Transform(context);
// assert
// No css file have been generated
Assert.Equal(2, fileSystem.AllPaths.Count());
Assert.False(fileSystem.AllPaths.Any(p => p.EndsWith(".css")));
}
public void Should_Process_Less_Imports_With_Cleanup()
{
// arrange
var filepath1 = @"c:\css\subfolder\style-dependency.less";
var fileContent1 = "@brand_color: #4D926F;";
var filepath2 = @"c:\css\style.less";
var fileContent2 = "@import \"subfolder/style-dependency.less\"; @import \"foldertodelete/style-dependency2.less\"; @import \"foldertodelete/style-dependency3.less\"; @import \"../_site/style-dependency4.less\"; a { color: @brand_color; width: @width; height: @height; foo: @bar; }";
var filepath3 = @"c:\css\foldertodelete\style-dependency2.less";
var fileContent3 = "@width: 24px;";
var filepath4 = @"c:\css\foldertodelete\style-dependency3.less";
var fileContent4 = "@height: 24px;";
var filepath5 = @"c:\_site\style-dependency4.less";
var fileContent5 = "@bar: bold;";
var fileSystem = new MockFileSystem(new Dictionary<string, MockFileData>
{
{ HtmlFilePath, new MockFileData(PageContent)},
{ filepath1, new MockFileData(fileContent1) },
{ filepath2, new MockFileData(fileContent2) },
{ filepath3, new MockFileData(fileContent3) },
{ filepath4, new MockFileData(fileContent4) },
{ filepath5, new MockFileData(fileContent5) },
{ @"c:\css\subfolder\anothersubfolder\anything.less", "@size: 12px;" }
});
fileSystem.AddDirectory(@"c:\css\emptysubfolder");
var expectedOutput = @"a{color:#4d926f;width:24px;height:24px;foo:bold}";
var minifier = new LessTransform(fileSystem);
var context = new SiteContext { SourceFolder = @"C:\", OutputFolder = @"C:\_site" };
context.Pages.Add(new NonProcessedPage { OutputFile = HtmlFilePath, Content = PageContent });
context.Pages.Add(new NonProcessedPage { OutputFile = filepath1, Content = fileContent1, Filepath = filepath1 });
context.Pages.Add(new NonProcessedPage { OutputFile = filepath2, Content = fileContent2, Filepath = filepath2 });
context.Pages.Add(new NonProcessedPage { OutputFile = filepath3, Content = fileContent3, Filepath = filepath3 });
context.Pages.Add(new NonProcessedPage { OutputFile = filepath4, Content = fileContent4, Filepath = filepath4 });
context.Pages.Add(new NonProcessedPage { OutputFile = filepath5, Content = fileContent5, Filepath = filepath5 });
// act
minifier.Transform(context);
// assert
var minifiedFile = fileSystem.File.ReadAllText(@"c:\css\style.css", Encoding.UTF8);
Assert.Equal(expectedOutput, minifiedFile);
Assert.True(fileSystem.Directory.Exists(@"c:\css\emptysubfolder"));
Assert.False(fileSystem.Directory.Exists(@"c:\css\foldertodelete"));
Assert.False(fileSystem.File.Exists(@"c:\css\style.less"));
Assert.True(fileSystem.Directory.Exists(@"c:\css\subfolder"));
Assert.True(fileSystem.File.Exists(@"c:\css\subfolder\anothersubfolder\anything.less"));
Assert.True(fileSystem.Directory.Exists(@"c:\_site"));
}
public void Should_Process_Less_Imports()
{
var filepath1 = @"c:\css\style-dependency.less";
var fileContent1 = "@brand_color: #4D926F;";
var filepath2 = @"c:\css\style.less";
var fileContent2 = "@import \"style-dependency.less\"; a { color: @brand_color; }";
var fileSystem = new MockFileSystem(new Dictionary<string, MockFileData>
{
{ HtmlFilePath, new MockFileData(PageContent)},
{ filepath1, new MockFileData(fileContent1) },
{ filepath2, new MockFileData(fileContent2) }
});
var expectedOutput = @"a{color:#4d926f}";
var minifier = new LessTransform(fileSystem);
var context = new SiteContext { SourceFolder = @"C:\", OutputFolder = @"C:\_site" };
context.Pages.Add(new NonProcessedPage { OutputFile = HtmlFilePath, Content = PageContent });
context.Pages.Add(new NonProcessedPage { OutputFile = filepath1, Content = fileContent1, Filepath = filepath1 });
context.Pages.Add(new NonProcessedPage { OutputFile = filepath2, Content = fileContent2, Filepath = filepath2 });
minifier.Transform(context);
var minifiedFile = fileSystem.File.ReadAllText(@"c:\css\style.css", Encoding.UTF8);
Assert.Equal(expectedOutput, minifiedFile);
}