public void EnumerateSingleEntryListWithWildcardFilter()
{
List <ProjectedFileInfo> entries = new List <ProjectedFileInfo>()
{
new ProjectedFileInfo("a", size: 0, isFolder: false, sha: new Sha1Id(1, 1, 1))
};
using (ActiveEnumeration activeEnumeration = new ActiveEnumeration(entries))
{
activeEnumeration.TrySaveFilterString("*").ShouldEqual(true);
this.ValidateActiveEnumeratorReturnsAllEntries(activeEnumeration, entries);
}
using (ActiveEnumeration activeEnumeration = new ActiveEnumeration(entries))
{
activeEnumeration.TrySaveFilterString("?").ShouldEqual(true);
this.ValidateActiveEnumeratorReturnsAllEntries(activeEnumeration, entries);
}
using (ActiveEnumeration activeEnumeration = new ActiveEnumeration(entries))
{
string filter = "*.*";
activeEnumeration.TrySaveFilterString(filter).ShouldEqual(true);
// "*.*" should only match when there is a . in the name
activeEnumeration.IsCurrentValid.ShouldEqual(false);
activeEnumeration.MoveNext().ShouldEqual(false);
activeEnumeration.RestartEnumeration(filter);
activeEnumeration.IsCurrentValid.ShouldEqual(false);
}
}
private void ValidateActiveEnumeratorReturnsAllEntries(ActiveEnumeration activeEnumeration, IEnumerable <ProjectedFileInfo> entries)
{
activeEnumeration.IsCurrentValid.ShouldEqual(true);
// activeEnumeration should iterate over each entry in entries
foreach (ProjectedFileInfo entry in entries)
{
activeEnumeration.IsCurrentValid.ShouldEqual(true);
activeEnumeration.Current.ShouldBeSameAs(entry);
activeEnumeration.MoveNext();
}
// activeEnumeration should no longer be valid after iterating beyond the end of the list
activeEnumeration.IsCurrentValid.ShouldEqual(false);
// attempts to move beyond the end of the list should fail
activeEnumeration.MoveNext().ShouldEqual(false);
}
public void EnumerationHandlesEmptyList()
{
using (ActiveEnumeration activeEnumeration = new ActiveEnumeration(new List <ProjectedFileInfo>()))
{
activeEnumeration.IsCurrentValid.ShouldEqual(false);
activeEnumeration.MoveNext().ShouldEqual(false);
activeEnumeration.RestartEnumeration(string.Empty);
activeEnumeration.IsCurrentValid.ShouldEqual(false);
}
}
public void EnumerationHandlesEmptyList()
{
ActiveEnumeration activeEnumeration = CreateActiveEnumeration(new List <ProjectedFileInfo>());
activeEnumeration.MoveNext().ShouldEqual(false);
activeEnumeration.Current.ShouldEqual(null);
activeEnumeration.RestartEnumeration(string.Empty);
activeEnumeration.IsCurrentValid.ShouldEqual(false);
activeEnumeration.Current.ShouldEqual(null);
}
public void EnumerateSingleEntryListWithNonMatchingFilter()
{
List <ProjectedFileInfo> entries = new List <ProjectedFileInfo>()
{
new ProjectedFileInfo("a", size: 0, isFolder: false, sha: new Sha1Id(1, 1, 1))
};
using (ActiveEnumeration activeEnumeration = new ActiveEnumeration(entries))
{
string filter = "b";
activeEnumeration.TrySaveFilterString(filter).ShouldEqual(true);
activeEnumeration.IsCurrentValid.ShouldEqual(false);
activeEnumeration.MoveNext().ShouldEqual(false);
activeEnumeration.RestartEnumeration(filter);
activeEnumeration.IsCurrentValid.ShouldEqual(false);
}
}
public void EnumerateMultipleEntryListWithNonMatchingFilter()
{
List <ProjectedFileInfo> entries = new List <ProjectedFileInfo>()
{
new ProjectedFileInfo("a", size: 0, isFolder: false, sha: new Sha1Id(1, 1, 1)),
new ProjectedFileInfo("B", size: 0, isFolder: true, sha: Sha1Id.None),
new ProjectedFileInfo("c", size: 0, isFolder: false, sha: new Sha1Id(1, 1, 2)),
new ProjectedFileInfo("D.txt", size: 0, isFolder: false, sha: new Sha1Id(1, 1, 3)),
new ProjectedFileInfo("E.txt", size: 0, isFolder: false, sha: new Sha1Id(1, 1, 4)),
new ProjectedFileInfo("E.bat", size: 0, isFolder: false, sha: new Sha1Id(1, 1, 5)),
};
ActiveEnumeration activeEnumeration = CreateActiveEnumeration(entries);
string filter = "g";
activeEnumeration.TrySaveFilterString(filter).ShouldEqual(true);
activeEnumeration.IsCurrentValid.ShouldEqual(false);
activeEnumeration.MoveNext().ShouldEqual(false);
activeEnumeration.RestartEnumeration(filter);
activeEnumeration.IsCurrentValid.ShouldEqual(false);
}