public void ProjectionToAnAnonymousType()
{
// Required due to defect in MSTest that has the current directory
// set to the MSTest executable directory, rather than the
// assembly directory.
Directory.SetCurrentDirectory(Path.GetDirectoryName(
typeof(Program).GetTypeInfo().Assembly.Location));
string expectedPattern = "{ FileName = *, Size = * }";
int expectedItemCount = Directory.EnumerateFiles(
Directory.GetCurrentDirectory(), "*").Count();
string output = ConsoleAssert.Execute(null, () =>
{
Program.Main();
});
IEnumerable <string> outputItems = output.Split(
new string [] { Environment.NewLine }, StringSplitOptions.RemoveEmptyEntries);
Assert.AreEqual(expectedItemCount, outputItems.Count());
foreach (string item in outputItems)
{
Assert.IsTrue(item.IsLike(expectedPattern),
$"{item} is not like {expectedPattern}");
}
}
public void Listing14_15_Test()
{
// Required due to defect in MSTest that has the current directory
// set to the MSTest executable directory, rather than the
// assembly directory.
Directory.SetCurrentDirectory(Path.GetDirectoryName(
typeof(Program).GetTypeInfo().Assembly.Location));
//string expectedPattern = $@"{ Directory.GetCurrentDirectory() }{Path.DirectorySeparatorChar}*";
string expectedPattern = $@"{ Directory.GetCurrentDirectory() }{
$"{Path.DirectorySeparatorChar}"}*";
int expectedItemCount = Directory.EnumerateFiles(
Directory.GetCurrentDirectory(), "*").Count();
string output = ConsoleAssert.Execute(null, () =>
{
Program.Main();
});
IEnumerable <string> outputItems = output.Split(
new string[] { Environment.NewLine }, StringSplitOptions.None);
Assert.AreEqual <int>(
expectedItemCount, outputItems.Count());
foreach (string item in outputItems)
{
Assert.IsTrue(item.IsLike(expectedPattern, '?'));
}
}
public void ProjectionWithLinqsSelect()
{
string expectedPattern = "{ FileName = *, Size = ";
string output = ConsoleAssert.Execute(null, () =>
{
Program.ChapterMain();
});
IEnumerable <string> outputItems = output.Split('\n');
Assert.AreEqual(14, outputItems.Count());
foreach (string item in outputItems)
{
Assert.IsTrue(item.IsLike(expectedPattern));
}
}
public void ProjectionWithLinqsSelect()
{
string expectedPattern = "{ FileName = *, Size = * }";
int expectedItemCount = Directory.EnumerateFiles(
Directory.GetCurrentDirectory(), "*").Count();
string output = ConsoleAssert.Execute(null, () =>
{
Program.Main();
});
IEnumerable <string> outputItems = output.Split(
new string[] { Environment.NewLine }, StringSplitOptions.None);
Assert.AreEqual(expectedItemCount, outputItems.Count());
foreach (string item in outputItems)
{
Assert.IsTrue(item.IsLike(expectedPattern),
$"{item} is not like {expectedPattern}");
}
}