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C++: Fix line number information after multiline comments.

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Task-number: QTCREATORBUG-7702
Change-Id: I0ec2e1eb9bf1c556b0a426d4405df1c48b5653ed
Reviewed-by: Leandro Melo <leandro.melo@nokia.com>
This commit is contained in:
Christian Kamm
2012-08-07 10:47:38 +02:00
parent 336511dd99
commit 41e140da04
2 changed files with 130 additions and 4 deletions
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124
tests/auto/cplusplus/preprocessor/tst_preprocessor.cpp
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@@ -306,7 +306,7 @@ protected:
static QString simplified(QByteArray buf);
private:
void compare_input_output();
void compare_input_output(bool keepComments = false);
private slots:
void va_args();
@@ -332,6 +332,8 @@ private slots:
void comparisons();
void comments_within();
void comments_within_data();
void comments_within2();
void comments_within2_data();
void multitokens_argument();
void multitokens_argument_data();
};
@@ -1179,13 +1181,131 @@ void tst_Preprocessor::comments_within_data()
QTest::newRow("case 4") << original << expected;
}
void tst_Preprocessor::compare_input_output()
void tst_Preprocessor::comments_within2()
{
compare_input_output(true);
}
void tst_Preprocessor::comments_within2_data()
{
QTest::addColumn<QByteArray>("input");
QTest::addColumn<QByteArray>("output");
QByteArray original;
QByteArray expected;
original = "#define FOO int x;\n"
"\n"
" // comment\n"
" // comment\n"
" // comment\n"
" // comment\n"
"FOO\n"
"x = 10\n";
expected =
"# 1 \"<stdin>\"\n"
"\n"
"\n"
" // comment\n"
" // comment\n"
" // comment\n"
" // comment\n"
"# expansion begin 76,3 ~3\n"
"int x;\n"
"# expansion end\n"
"# 8 \"<stdin>\"\n"
"x = 10\n";
QTest::newRow("case 1") << original << expected;
original = "#define FOO int x;\n"
"\n"
" /* comment\n"
" comment\n"
" comment\n"
" comment */\n"
"FOO\n"
"x = 10\n";
expected =
"# 1 \"<stdin>\"\n"
"\n"
"\n"
" /* comment\n"
" comment\n"
" comment\n"
" comment */\n"
"# expansion begin 79,3 ~3\n"
"int x;\n"
"# expansion end\n"
"# 8 \"<stdin>\"\n"
"x = 10\n";
QTest::newRow("case 2") << original << expected;
original = "#define FOO int x;\n"
"\n"
" // comment\n"
" // comment\n"
" // comment\n"
" // comment\n"
"FOO\n"
"// test\n"
"// test again\n"
"x = 10\n";
expected =
"# 1 \"<stdin>\"\n"
"\n"
"\n"
" // comment\n"
" // comment\n"
" // comment\n"
" // comment\n"
"# expansion begin 76,3 ~3\n"
"int x;\n"
"# expansion end\n"
"# 8 \"<stdin>\"\n"
"// test\n"
"// test again\n"
"x = 10\n";
QTest::newRow("case 3") << original << expected;
original = "#define FOO int x;\n"
"\n"
"void foo() { /* comment\n"
" comment\n"
" comment\n"
" comment */\n"
"FOO\n"
"/* \n"
"*/\n"
"x = 10\n";
expected =
"# 1 \"<stdin>\"\n"
"\n"
"\n"
"void foo() { /* comment\n"
" comment\n"
" comment\n"
" comment */\n"
"# expansion begin 91,3 ~3\n"
"int x;\n"
"# expansion end\n"
"# 8 \"<stdin>\"\n"
"/* \n"
"*/\n"
"x = 10\n";
QTest::newRow("case 4") << original << expected;
}
void tst_Preprocessor::compare_input_output(bool keepComments)
{
QFETCH(QByteArray, input);
QFETCH(QByteArray, output);
Environment env;
Preprocessor preprocess(0, &env);
preprocess.setKeepComments(keepComments);
QByteArray prep = preprocess.run(QLatin1String("<stdin>"), input);
QCOMPARE(output, prep);
}