public void TestStripComments()
{
// Use a delegate just so things fit on one line.
var strip = new StripComments(StoredProcedure.StripComments);
WVPASSEQ(strip("Hi"), "Hi");
WVPASSEQ(strip("--foo"), "");
WVPASSEQ(strip("--foo\nHi"), "\nHi");
WVPASSEQ(strip("Hi\n--foo"), "Hi\n");
WVPASSEQ(strip("Hi\n--foo\nThere"), "Hi\n\nThere");
WVPASSEQ(strip("--foo"), "");
WVPASSEQ(strip("/*foo*/"), "");
WVPASSEQ(strip("/*foo\nbar*/"), "");
WVPASSEQ(strip("Hi/*foo*/"), "Hi");
WVPASSEQ(strip("Hi/*foo\nbar*/There"), "HiThere");
WVPASSEQ(strip("Hi\n/* foo\nbar */\nThere"), "Hi\n\nThere");
WVPASSEQ(strip("Hi--asdf/*\nThere/*foo*/"), "Hi\nThere");
// Note: this is a bit fishy, but it's how the Perl version worked.
WVPASSEQ(strip("Hi/*foo\n--asdf*/There"), "Hi/*foo\n");
}
public void StripCppComments()
{
const string str_in =
"123// comment \n" +
"456/* block */789 \n" +
"// many \n" +
"// lines \n" +
"// \"string\" \n" +
"/* \"string\" */ \n" +
"\"string \\\" /*a*/ //b\" \n" +
"/not a comment\n" +
"/*\n" +
" more lines\n" +
"*/\n" +
"/*back to*//*back*/ comment\n";
const string str_out =
"123\n" +
"456789 \n" +
"\n" +
"\n" +
"\n" +
" \n" +
"\"string \\\" /*a*/ //b\" \n" +
"/not a comment\n" +
"\n" +
" comment\n";
var src = new StringSrc(str_in);
var strip = new StripComments(src);
for (int i = 0; i != str_out.Length; ++i, strip.Next())
{
if (str_out[i] == strip.Peek)
{
continue;
}
Assert.Equal(str_out[i], strip.Peek);
}
Assert.Equal('\0', strip.Peek);
}
public void StripAsmComments()
{
const string str_in =
"; asm comments start with a ; character\r\n" +
"mov 43 2\r\n" +
"ldr $a 2 ; imaginary asm";
const string str_out =
"\r\n" +
"mov 43 2\r\n" +
"ldr $a 2 ";
var src = new StringSrc(str_in);
var strip = new StripComments(src, comment_patterns: new InComment.Patterns(";", "\r\n", "", ""));
for (int i = 0; i != str_out.Length; ++i, strip.Next())
{
if (str_out[i] == strip.Peek)
{
continue;
}
Assert.Equal(str_out[i], strip.Peek);
}
Assert.Equal('\0', strip.Peek);
}