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Throw Exception Move and Copy #299

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Merged
jpreese merged 13 commits into from
Jul 7, 2018
Merged

Throw Exception Move and Copy #299

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fb9d192
Opening a MockFileStream to read from a nonexistent file will throw a…
Nov 18, 2016
445b0c0
#181: MockFileInfo and MockFile no longer throw exceptions if moving …
Nov 21, 2016
7b075cf
Returning early if destfileName == FullName to prevent side effects.
Nov 21, 2016
6ddc87d
#181: Moved existence and same target-source check further down to ma…
Nov 21, 2016
3c8da79
Added missing change.
Nov 21, 2016
eca2519
Rearranged order of checks.
Nov 21, 2016
de89087
Caught another edge case.
Nov 22, 2016
83f5deb
Resolve conflicts
jpreese Jul 7, 2018
afd95c4
Leverage Assert.Throws in tests
jpreese Jul 7, 2018
1171594
General cleanup
jpreese Jul 7, 2018
bf0c5fe
Fix brace for else statement
jpreese Jul 7, 2018
cd6b6c5
General cleanup while were here
jpreese Jul 7, 2018
31ba5e6
Merge branch 'master' into fix/move-file-exception
Jul 7, 2018
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30 changes: 25 additions & 5 deletions TestHelpers.Tests/MockFileCopyTests.cs
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Original file line number Diff line number Diff line change
@@ -1,16 +1,14 @@
namespace System.IO.Abstractions.TestingHelpers.Tests
{
using Collections.Generic;

using Globalization;

using Linq;

using NUnit.Framework;

using XFS = MockUnixSupport;

public class MockFileCopyTests {
public class MockFileCopyTests
{

[Test]
public void MockFile_Copy_ShouldOverwriteFileWhenOverwriteFlagIsTrue()
{
Expand Down Expand Up @@ -271,5 +269,27 @@ public void MockFile_Copy_ShouldThrowArgumentExceptionWhenTargetIsEmpty_Message(

Assert.That(exception.Message, Does.StartWith("Empty file name is not legal."));
}

[Test]
public void MockFile_Copy_ShouldThrowExceptionWhenSourceDoesNotExist()
{
string sourceFilePath = XFS.Path(@"c:\something\demo.txt");
var fileSystem = new MockFileSystem();

TestDelegate action = () => fileSystem.File.Copy(sourceFilePath, XFS.Path(@"c:\something\demo2.txt"));

Assert.Throws<FileNotFoundException>(action);
}

[Test]
public void MockFile_Copy_ShouldThrowExceptionWhenSourceDoesNotExist_EvenWhenCopyingToItself()
{
string sourceFilePath = XFS.Path(@"c:\something\demo.txt");
var fileSystem = new MockFileSystem();

TestDelegate action = () => fileSystem.File.Copy(sourceFilePath, XFS.Path(@"c:\something\demo.txt"));

Assert.Throws<FileNotFoundException>(action);
}
}
}
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