public void Peek_LongString_ReturnsSameAsPop()
{
const string input = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
using (var scanner = new StringStream(input))
{
while (!scanner.IsCompleted)
{
char ch = scanner.Peek();
Assert.Equal(scanner.Pop(), ch);
}
Assert.Equal(true, scanner.IsCompleted);
}
}
public void Pop_UnicodeString_ReturnsSameSequence()
{
const string input = "私が日本語を話すことはありません。";
using (var scanner = new StringStream(input))
{
var buffer = new StringBuilder();
while (!scanner.IsCompleted)
{
buffer.Append(scanner.Pop());
}
Assert.Equal(input, buffer.ToString());
}
}
public void Pop_EscapedSequence_ReturnsSameSequence()
{
const string input = @"""\\\b\f\n\r\t\u0123\u4567\u89AB\uCDEF\uabcd\uef4A\""""";
using (var scanner = new StringStream(input))
{
var buffer = new StringBuilder();
while (!scanner.IsCompleted)
{
buffer.Append(scanner.Pop());
}
Assert.Equal(input, buffer.ToString());
}
}
public void Pop_LongString_ReturnsSameSequence()
{
const string input = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
using (var scanner = new StringStream(input))
{
var buffer = new StringBuilder();
while (!scanner.IsCompleted)
{
buffer.Append(scanner.Pop());
}
Assert.Equal(input, buffer.ToString());
}
}
public void Pop_EmptyString_ReturnsEmptySequence()
{
const string input = "";
using (var scanner = new StringStream(input))
{
var buffer = new StringBuilder();
while (!scanner.IsCompleted)
{
buffer.Append(scanner.Pop());
}
Assert.Equal(input, buffer.ToString());
}
}
public void Column_MultilineString_CountsCorrectNumberOfColumns()
{
const string input = @"Line one
Line two
Line three
Line Four";
using (var scanner = new StringStream(input))
{
while (!scanner.IsCompleted)
{
scanner.Pop();
}
Assert.Equal(9, scanner.Column);
}
}
public void Index_MultilineString_CountsCorrectNumberOfChars()
{
const string input = @"Line one
Line two
Line three
Line Four";
using (var scanner = new StringStream(input))
{
long i;
for (i = 0; !scanner.IsCompleted; i++)
{
scanner.Pop();
Assert.Equal(i, scanner.Index);
}
Assert.Equal(i - 1, scanner.Index);
}
}
