public void CreateCodeDocument_ThrowsIfPathCannotBeFound()
{
// Arrange
var projectItem = new TestRazorProjectItem("/Views/Home/Index.cshtml");
var project = new TestRazorProjectFileSystem(new[] { projectItem });
var razorEngine = RazorProjectEngine.Create().Engine;
var templateEngine = new RazorTemplateEngine(razorEngine, project)
{
Options =
{
ImportsFileName = "MyImport.cshtml",
}
};
// Act & Assert
var ex = Assert.Throws <InvalidOperationException>(() => templateEngine.CreateCodeDocument("/DoesNotExist.cshtml"));
// Assert
Assert.Equal("The item '/DoesNotExist.cshtml' could not be found.", ex.Message);
}
public void GetHierarchicalItems_Works()
{
// Arrange
var projectSystem = new VirtualRazorProjectFileSystem();
var viewImport1 = new TestRazorProjectItem("/_ViewImports.cshtml");
var viewImport2 = new TestRazorProjectItem("/Views/Home/_ViewImports.cshtml");
projectSystem.Add(viewImport1);
projectSystem.Add(viewImport2);
// Act
var items = projectSystem.FindHierarchicalItems("/", "/Views/Home/Index.cshtml", "_ViewImports.cshtml");
// Assert
Assert.Collection(
items,
item => Assert.Same(viewImport2, item),
item => Assert.False(item.Exists),
item => Assert.Same(viewImport1, item));
}
public void EnumerateItems_AtSubDirectory_ReturnsAllFilesUnderDirectoryHierarchy()
{
// Arrange
var projectSystem = new VirtualRazorProjectFileSystem();
var file1 = new TestRazorProjectItem("/subDirectory/dir2/file1.cshtml");
var file2 = new TestRazorProjectItem("/file2.cshtml");
var file3 = new TestRazorProjectItem("/dir3/file3.cshtml");
var file4 = new TestRazorProjectItem("/subDirectory/file4.cshtml");
projectSystem.Add(file1);
projectSystem.Add(file2);
projectSystem.Add(file3);
projectSystem.Add(file4);
// Act
var result = projectSystem.EnumerateItems("/subDirectory");
// Assert
Assert.Equal(new[] { file4, file1 }, result);
}
public void ProcessDesignTime_SetsOptions_DesignTime()
{
// Arrange
var projectItem = new TestRazorProjectItem("Index.cshtml");
var projectEngine = RazorProjectEngine.Create(RazorConfiguration.Default, TestRazorProjectFileSystem.Empty);
// Act
var codeDocument = projectEngine.ProcessDesignTime(projectItem);
// Assert
var parserOptions = codeDocument.GetParserOptions();
Assert.True(parserOptions.DesignTime);
var codeGenerationOptions = codeDocument.GetCodeGenerationOptions();
Assert.True(codeGenerationOptions.DesignTime);
Assert.True(codeGenerationOptions.SuppressChecksum);
Assert.True(codeGenerationOptions.SuppressMetadataAttributes);
}
public void CreateCodeDocument_NullImportFileName_IncludesDefaultImportIfNotNull()
{
// Arrange
var projectItem = new TestRazorProjectItem("/Views/Home/Index.cshtml");
var project = new TestRazorProject(new[] { projectItem });
var razorEngine = RazorEngine.Create();
var defaultImport = RazorSourceDocument.ReadFrom(new MemoryStream(), "Default.cshtml");
var templateEngine = new RazorTemplateEngine(razorEngine, project)
{
Options =
{
DefaultImports = defaultImport,
}
};
// Act
var codeDocument = templateEngine.CreateCodeDocument(projectItem);
// Assert
Assert.Collection(codeDocument.Imports,
import => Assert.Same(defaultImport, import));
}
public void ProcessDesignTime_WithImportsAndTagHelpers_SetsOnCodeDocument()
{
// Arrange
var projectItem = new TestRazorProjectItem("Index.cshtml");
var importItem = new TestRazorProjectItem("_import.cshtml");
var expectedImports = new[] { RazorSourceDocument.ReadFrom(importItem) };
var expectedTagHelpers = new[]
{
TagHelperDescriptorBuilder.Create("TestTagHelper", "TestAssembly").Build(),
TagHelperDescriptorBuilder.Create("Test2TagHelper", "TestAssembly").Build(),
};
var projectEngine = RazorProjectEngine.Create(RazorConfiguration.Default, TestRazorProjectFileSystem.Empty);
// Act
var codeDocument = projectEngine.ProcessDesignTime(RazorSourceDocument.ReadFrom(projectItem), expectedImports, expectedTagHelpers);
// Assert
var tagHelpers = codeDocument.GetTagHelpers();
Assert.Same(expectedTagHelpers, tagHelpers);
Assert.Equal(expectedImports, codeDocument.Imports);
}
public void GetImportItems_WithItem_ReturnsAllImportsForFile()
{
// Arrange
var expected = new[] { "/Views/Home/MyImport.cshtml", "/Views/MyImport.cshtml", "/MyImport.cshtml" };
var projectItem = new TestRazorProjectItem("/Views/Home/Index.cshtml");
var project = new TestRazorProject(new[] { projectItem });
var razorEngine = RazorEngine.Create();
var templateEngine = new RazorTemplateEngine(razorEngine, project)
{
Options =
{
ImportsFileName = "MyImport.cshtml"
}
};
// Act
var imports = templateEngine.GetImportItems(projectItem);
// Assert
var paths = imports.Select(i => i.FilePath);
Assert.Equal(expected, paths);
}
public void GenerateCode_WithCodeDocument()
{
// Arrange
var path = "/Views/Home/Index.cshtml";
var projectItem = new TestRazorProjectItem(path);
var project = new TestRazorProject(new[] { projectItem });
var razorEngine = RazorEngine.Create();
var templateEngine = new RazorTemplateEngine(razorEngine, project);
// Act - 1
var codeDocument = templateEngine.CreateCodeDocument(path);
// Assert - 1
Assert.NotNull(codeDocument);
// Act - 2
var cSharpDocument = templateEngine.GenerateCode(codeDocument);
// Assert
Assert.NotNull(cSharpDocument);
Assert.NotEmpty(cSharpDocument.GeneratedCode);
Assert.Empty(cSharpDocument.Diagnostics);
}
public void DirectoryNode_AddsFiles_ToSiblingDirectories()
{
// Arrange
var root = new DirectoryNode("/");
var projectItem1 = new TestRazorProjectItem("/Pages/Products/Index.cshtml");
var projectItem2 = new TestRazorProjectItem("/Pages/Accounts/About.cshtml");
// Act
root.AddFile(new FileNode(projectItem1.FilePath, projectItem1));
root.AddFile(new FileNode(projectItem2.FilePath, projectItem2));
// Assert
Assert.Collection(
root.Directories,
directory =>
{
Assert.Equal("/Pages/", directory.Path);
Assert.Empty(directory.Files);
Assert.Collection(
directory.Directories,
subDirectory =>
{
Assert.Equal("/Pages/Products/", subDirectory.Path);
Assert.Collection(
subDirectory.Files,
file => Assert.Same(projectItem1, file.ProjectItem));
},
subDirectory =>
{
Assert.Equal("/Pages/Accounts/", subDirectory.Path);
Assert.Collection(
subDirectory.Files,
file => Assert.Same(projectItem2, file.ProjectItem));
});
});
}
public void GetImports_CanQueryInformationOnNonExistentFileWithImports()
{
// Arrange
var path = "/Views/Home/MyImport.cshtml";
var projectItem = new TestRazorProjectItem(path);
var project = new TestRazorProject(new[] { projectItem });
var razorEngine = RazorEngine.Create();
var templateEngine = new RazorTemplateEngine(razorEngine, project)
{
Options =
{
ImportsFileName = "MyImport.cshtml"
}
};
var projectItemToQuery = project.GetItem("/Views/Home/Index.cshtml");
// Act
var imports = templateEngine.GetImports(projectItemToQuery);
// Assert
var import = Assert.Single(imports);
Assert.Equal(projectItem.FilePath, import.FilePath);
}
public void CreateCodeDocument_IncludesImportsIfFileIsPresent()
{
// Arrange
var projectItem = new TestRazorProjectItem("/Views/Home/Index.cshtml");
var import1 = new TestRazorProjectItem("/MyImport.cshtml");
var import2 = new TestRazorProjectItem("/Views/Home/MyImport.cshtml");
var project = new TestRazorProject(new[] { import1, import2, projectItem });
var razorEngine = RazorEngine.Create();
var templateEngine = new RazorTemplateEngine(razorEngine, project)
{
Options =
{
ImportsFileName = "MyImport.cshtml",
}
};
// Act
var codeDocument = templateEngine.CreateCodeDocument("/Views/Home/Index.cshtml");
// Assert
Assert.Collection(codeDocument.Imports,
import => Assert.Equal("/MyImport.cshtml", import.FilePath),
import => Assert.Equal("/Views/Home/MyImport.cshtml", import.FilePath));
}