Skip to content

fix: Make mocked data lazy-loaded #900

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Draft
wants to merge 5 commits into
base: main
Choose a base branch
from
Draft

fix: Make mocked data lazy-loaded #900

Show file tree
Hide file tree
Changes from 1 commit
Commits
Show all changes
5 commits
Select commit Hold shift + click to select a range
ae24de9
chg: Make mocked data lazy-loaded
hangy Oct 25, 2022
6111a9a
test: Re-add MockFileInfo_Exists_* test
hangy Oct 26, 2022
4069e71
test: Rename test to reflect that it is actually about lazy-loading
hangy Oct 26, 2022
2b28435
fix(test): Call `Refresh()` in the Arrange phase
hangy Oct 26, 2022
e769dfc
Apply suggestions from code review
hangy Oct 26, 2022
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
3 changes: 1 addition & 2 deletions src/System.IO.Abstractions.TestingHelpers/MockFileInfo.cs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -12,7 +12,7 @@ public class MockFileInfo : FileInfoBase
private readonly string originalPath;
private MockFileData cachedMockFileData;
private MockFile mockFile;
private bool refreshOnNextRead;
private bool refreshOnNextRead = true;

/// <inheritdoc />
public MockFileInfo(IMockFileDataAccessor mockFileSystem, string path) : base(mockFileSystem?.FileSystem)
Expand All @@ -21,7 +21,6 @@ public MockFileInfo(IMockFileDataAccessor mockFileSystem, string path) : base(mo
this.originalPath = path ?? throw new ArgumentNullException(nameof(path));
this.path = mockFileSystem.Path.GetFullPath(path);
this.mockFile = new MockFile(mockFileSystem);
Refresh();
}

/// <inheritdoc />
Expand Down
15 changes: 0 additions & 15 deletions tests/System.IO.Abstractions.TestingHelpers.Tests/MockFileInfoTests.cs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -793,21 +793,6 @@ public void MockFileInfo_Replace_ShouldThrowIfDestinationFileDoesNotExist()
Assert.Throws<FileNotFoundException>(() => fileInfo.Replace(path2, null));
}

[Test]
public void MockFileInfo_Exists_ShouldReturnCachedData()
{
// Arrange
var fileSystem = new MockFileSystem();
var path1 = XFS.Path(@"c:\temp\file1.txt");
var fileInfo = fileSystem.FileInfo.FromFileName(path1);

// Act
fileSystem.AddFile(path1, new MockFileData("1"));

// Assert
Assert.IsFalse(fileInfo.Exists);
}

[Test]
public void MockFileInfo_Exists_ShouldUpdateCachedDataOnRefresh()
{
Expand Down
15 changes: 15 additions & 0 deletions tests/System.IO.Abstractions.TestingHelpers.Tests/MockFileSystemTests.cs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -230,6 +230,21 @@ public void MockFileSystem_AddFile_ShouldMatchCapitalization_PartialMatch_Furthe
Assert.Contains(XFS.Path(@"C:\LOUD\SUBLOUD\new\SUBDirectory"), fileSystem.AllDirectories.ToList());
}

[Test]
public void MockFileSystem_AddFile_ShouldMarkFileAsExisting()
{
// Arrange
var fileSystem = new MockFileSystem();
var path1 = XFS.Path(@"c:\temp\file1.txt");
var fileInfo = fileSystem.FileInfo.FromFileName(path1);

// Act
fileSystem.AddFile(path1, new MockFileData("1"));

// Assert
Assert.IsTrue(fileInfo.Exists);
}

[Test]
public void MockFileSystem_AddFileFromEmbeddedResource_ShouldAddTheFile()
{
Expand Down