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C++: Cleanup preprocessor tests

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Change-Id: Ia1b7dee24a3d7e20440dca5040cf9ffdaaf066e2
Reviewed-by: Erik Verbruggen <erik.verbruggen@digia.com>
This commit is contained in:
Orgad Shaneh
2014-01-13 22:57:32 +02:00
committed by Orgad Shaneh
parent 3bb7f79ca2
commit 0a817c4ef5
1 changed files with 234 additions and 249 deletions
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483
tests/auto/cplusplus/preprocessor/tst_preprocessor.cpp
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@@ -36,6 +36,8 @@
//TESTED_COMPONENT=src/libs/cplusplus
using namespace CPlusPlus;
typedef QByteArray _;
#define DUMP_OUTPUT(x) {QByteArray b(x);qDebug("output: [[%s]]", b.replace("\n", "<<\n").constData());}
@@ -586,62 +588,59 @@ void tst_Preprocessor::multitokens_argument_data()
QTest::addColumn<QByteArray>("input");
QTest::addColumn<QByteArray>("output");
QByteArray original;
QByteArray expected;
original =
QTest::newRow("case 1") << _(
"#define foo(ARGS) int f(ARGS)\n"
"foo(int a);\n";
expected =
"foo(int a);\n"
) << _(
"# 1 \"<stdin>\"\n"
"\n"
"# expansion begin 30,3 ~3 2:4 2:8 ~1\n"
"int f(int a)\n"
"# expansion end\n"
"# 2 \"<stdin>\"\n"
" ;\n";
QTest::newRow("case 1") << original << expected;
" ;\n"
);
original =
QTest::newRow("case 2") << _(
"#define foo(ARGS) int f(ARGS)\n"
"foo(int \n"
" a);\n";
expected =
" a);\n"
) << _(
"# 1 \"<stdin>\"\n"
"\n"
"# expansion begin 30,3 ~3 2:4 3:4 ~1\n"
"int f(int a)\n"
"# expansion end\n"
"# 3 \"<stdin>\"\n"
" ;\n";
QTest::newRow("case 2") << original << expected;
" ;\n"
);
original =
QTest::newRow("case 3") << _(
"#define foo(ARGS) int f(ARGS)\n"
"foo(int a = 0);\n";
expected =
"foo(int a = 0);\n"
) << _(
"# 1 \"<stdin>\"\n"
"\n"
"# expansion begin 30,3 ~3 2:4 2:8 2:10 2:12 ~1\n"
"int f(int a = 0)\n"
"# expansion end\n"
"# 2 \"<stdin>\"\n"
" ;\n";
QTest::newRow("case 3") << original << expected;
" ;\n"
);
original =
QTest::newRow("case 4") << _(
"#define foo(X) int f(X = 0)\n"
"foo(int \n"
" a);\n";
expected =
" a);\n"
) << _(
"# 1 \"<stdin>\"\n"
"\n"
"# expansion begin 28,3 ~3 2:4 3:4 ~3\n"
"int f(int a = 0)\n"
"# expansion end\n"
"# 3 \"<stdin>\"\n"
" ;\n";
QTest::newRow("case 4") << original << expected;
" ;\n"
);
}
void tst_Preprocessor::multitokens_argument()
@@ -1066,40 +1065,39 @@ void tst_Preprocessor::dont_eagerly_expand_data()
QTest::addColumn<QByteArray>("input");
QTest::addColumn<QByteArray>("output");
QByteArray original;
QByteArray expected;
// Expansion must be processed upon invocation of the macro. Therefore a particular
// identifier within a define must not be expanded (in the case it matches an
// already known macro) during the processor directive handling, but only when
// it's actually "used". Naturally, if it's still not replaced after an invocation
// it should then be expanded. This is consistent with clang and gcc for example.
original = "#define T int\n"
"#define FOO(T) T\n"
"FOO(double)\n";
expected =
QTest::newRow("case 1") << _(
"#define T int\n"
"#define FOO(T) T\n"
"FOO(double)\n"
) << _(
"# 1 \"<stdin>\"\n"
"\n"
"\n"
"# expansion begin 31,3 3:4\n"
"double\n"
"# expansion end\n"
"# 4 \"<stdin>\"\n";
QTest::newRow("case 1") << original << expected;
"# 4 \"<stdin>\"\n"
);
original = "#define T int\n"
"#define FOO(X) T\n"
"FOO(double)\n";
expected =
QTest::newRow("case 2") << _(
"#define T int\n"
"#define FOO(X) T\n"
"FOO(double)\n"
) << _(
"# 1 \"<stdin>\"\n"
"\n"
"\n"
"# expansion begin 31,3 ~1\n"
"int\n"
"# expansion end\n"
"# 4 \"<stdin>\"\n";
QTest::newRow("case 2") << original << expected;
"# 4 \"<stdin>\"\n"
);
}
void tst_Preprocessor::dont_eagerly_expand()
@@ -1116,18 +1114,16 @@ void tst_Preprocessor::comments_within_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 =
QTest::newRow("case 1") << _(
"#define FOO int x;\n"
"\n"
" // comment\n"
" // comment\n"
" // comment\n"
" // comment\n"
"FOO\n"
"x = 10\n"
) << _(
"# 1 \"<stdin>\"\n"
"\n"
"\n"
@@ -1139,19 +1135,19 @@ void tst_Preprocessor::comments_within_data()
"int x;\n"
"# expansion end\n"
"# 8 \"<stdin>\"\n"
"x = 10\n";
QTest::newRow("case 1") << original << expected;
"x = 10\n"
);
original = "#define FOO int x;\n"
"\n"
" /* comment\n"
" comment\n"
" comment\n"
" comment */\n"
"FOO\n"
"x = 10\n";
expected =
QTest::newRow("case 2") << _(
"#define FOO int x;\n"
"\n"
" /* comment\n"
" comment\n"
" comment\n"
" comment */\n"
"FOO\n"
"x = 10\n"
) << _(
"# 1 \"<stdin>\"\n"
"\n"
"\n"
@@ -1163,21 +1159,21 @@ void tst_Preprocessor::comments_within_data()
"int x;\n"
"# expansion end\n"
"# 8 \"<stdin>\"\n"
"x = 10\n";
QTest::newRow("case 2") << original << expected;
"x = 10\n"
);
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 =
QTest::newRow("case 3") << _(
"#define FOO int x;\n"
"\n"
" // comment\n"
" // comment\n"
" // comment\n"
" // comment\n"
"FOO\n"
"// test\n"
"// test again\n"
"x = 10\n"
) << _(
"# 1 \"<stdin>\"\n"
"\n"
"\n"
@@ -1189,21 +1185,21 @@ void tst_Preprocessor::comments_within_data()
"int x;\n"
"# expansion end\n"
"# 10 \"<stdin>\"\n"
"x = 10\n";
QTest::newRow("case 3") << original << expected;
"x = 10\n"
);
original = "#define FOO int x;\n"
"\n"
" /* comment\n"
" comment\n"
" comment\n"
" comment */\n"
"FOO\n"
"/* \n"
"*/\n"
"x = 10\n";
expected =
QTest::newRow("case 4") << _(
"#define FOO int x;\n"
"\n"
" /* comment\n"
" comment\n"
" comment\n"
" comment */\n"
"FOO\n"
"/* \n"
"*/\n"
"x = 10\n"
) << _(
"# 1 \"<stdin>\"\n"
"\n"
"\n"
@@ -1215,17 +1211,18 @@ void tst_Preprocessor::comments_within_data()
"int x;\n"
"# expansion end\n"
"# 10 \"<stdin>\"\n"
"x = 10\n";
QTest::newRow("case 4") << original << expected;
"x = 10\n"
);
original = "#define FOO(x, y) { (void)x; (void)y; }\n"
"\n"
"void foo() {\n"
" FOO(10,\n"
" //comment\n"
" 12\n"
"}\n";
expected =
QTest::newRow("case 5") << _(
"#define FOO(x, y) { (void)x; (void)y; }\n"
"\n"
"void foo() {\n"
" FOO(10,\n"
" //comment\n"
" 12\n"
"}\n"
) << _(
"# 1 \"<stdin>\"\n"
"\n"
"\n"
@@ -1233,17 +1230,18 @@ void tst_Preprocessor::comments_within_data()
"# expansion begin 57,3 ~4 4:7 ~4 6:7 7:0 ~2\n"
"{ (void)10; (void)12}; }\n"
"# expansion end\n"
"# 8 \"<stdin>\"\n";
QTest::newRow("case 5") << original << expected;
"# 8 \"<stdin>\"\n"
);
original = "#define FOO(x, y) { (void)x; (void)y; }\n"
"\n"
"void foo() {\n"
" FOO(10,\n"
" //tricky*/comment\n"
" 12\n"
"}\n";
expected =
QTest::newRow("case 6") << _(
"#define FOO(x, y) { (void)x; (void)y; }\n"
"\n"
"void foo() {\n"
" FOO(10,\n"
" //tricky*/comment\n"
" 12\n"
"}\n"
) << _(
"# 1 \"<stdin>\"\n"
"\n"
"\n"
@@ -1251,28 +1249,28 @@ void tst_Preprocessor::comments_within_data()
"# expansion begin 57,3 ~4 4:7 ~4 6:7 7:0 ~2\n"
"{ (void)10; (void)12}; }\n"
"# expansion end\n"
"# 8 \"<stdin>\"\n";
QTest::newRow("case 6") << original << expected;
"# 8 \"<stdin>\"\n"
);
original =
"#define FOO 0 //coment\n"
QTest::newRow("case 7") << _(
"#define FOO 0 //comment\n"
"#define BAR (1 == FOO)\n"
"void foo() {\n"
" if (BAR) {}\n"
"}\n";
expected =
"}\n"
) << _(
"# 1 \"<stdin>\"\n"
"\n"
"\n"
"void foo() {\n"
" if (\n"
"# expansion begin 67,3 ~5\n"
"# expansion begin 68,3 ~5\n"
"(1 == 0)\n"
"# expansion end\n"
"# 4 \"<stdin>\"\n"
" ) {}\n"
"}\n";
QTest::newRow("case 7") << original << expected;
"}\n"
);
}
void tst_Preprocessor::comments_before_args()
@@ -1307,18 +1305,16 @@ 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 =
QTest::newRow("case 1") << _(
"#define FOO int x;\n"
"\n"
" // comment\n"
" // comment\n"
" // comment\n"
" // comment\n"
"FOO\n"
"x = 10\n"
) << _(
"# 1 \"<stdin>\"\n"
"\n"
"\n"
@@ -1330,19 +1326,19 @@ void tst_Preprocessor::comments_within2_data()
"int x;\n"
"# expansion end\n"
"# 8 \"<stdin>\"\n"
"x = 10\n";
QTest::newRow("case 1") << original << expected;
"x = 10\n"
);
original = "#define FOO int x;\n"
"\n"
" /* comment\n"
" comment\n"
" comment\n"
" comment */\n"
"FOO\n"
"x = 10\n";
expected =
QTest::newRow("case 2") << _(
"#define FOO int x;\n"
"\n"
" /* comment\n"
" comment\n"
" comment\n"
" comment */\n"
"FOO\n"
"x = 10\n"
) << _(
"# 1 \"<stdin>\"\n"
"\n"
"\n"
@@ -1354,21 +1350,21 @@ void tst_Preprocessor::comments_within2_data()
"int x;\n"
"# expansion end\n"
"# 8 \"<stdin>\"\n"
"x = 10\n";
QTest::newRow("case 2") << original << expected;
"x = 10\n"
);
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 =
QTest::newRow("case 3") << _(
"#define FOO int x;\n"
"\n"
" // comment\n"
" // comment\n"
" // comment\n"
" // comment\n"
"FOO\n"
"// test\n"
"// test again\n"
"x = 10\n"
) << _(
"# 1 \"<stdin>\"\n"
"\n"
"\n"
@@ -1382,21 +1378,21 @@ void tst_Preprocessor::comments_within2_data()
"# 8 \"<stdin>\"\n"
"// test\n"
"// test again\n"
"x = 10\n";
QTest::newRow("case 3") << original << expected;
"x = 10\n"
);
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 =
QTest::newRow("case 4") << _(
"#define FOO int x;\n"
"\n"
"void foo() { /* comment\n"
" comment\n"
" comment\n"
" comment */\n"
"FOO\n"
"/* \n"
"*/\n"
"x = 10\n"
) << _(
"# 1 \"<stdin>\"\n"
"\n"
"\n"
@@ -1410,18 +1406,18 @@ void tst_Preprocessor::comments_within2_data()
"# 8 \"<stdin>\"\n"
"/* \n"
"*/\n"
"x = 10\n";
QTest::newRow("case 4") << original << expected;
"x = 10\n"
);
original = "#define FOO(x, y) { (void)x; (void)y; }\n"
"\n"
"void foo() {\n"
" FOO(10,\n"
" //comment\n"
" 12\n"
"}\n";
expected =
QTest::newRow("case 5") << _(
"#define FOO(x, y) { (void)x; (void)y; }\n"
"\n"
"void foo() {\n"
" FOO(10,\n"
" //comment\n"
" 12\n"
"}\n"
) << _(
"# 1 \"<stdin>\"\n"
"\n"
"\n"
@@ -1429,17 +1425,18 @@ void tst_Preprocessor::comments_within2_data()
"# expansion begin 57,3 ~4 4:7 ~5 6:7 7:0 ~2\n"
"{ (void)10; (void)/*comment*/ 12}; }\n"
"# expansion end\n"
"# 8 \"<stdin>\"\n";
QTest::newRow("case 5") << original << expected;
"# 8 \"<stdin>\"\n"
);
original = "#define FOO(x, y) { (void)x; (void)y; }\n"
"\n"
"void foo() {\n"
" FOO(10,\n"
" //tricky*/comment\n"
" 12\n"
"}\n";
expected =
QTest::newRow("case 6") << _(
"#define FOO(x, y) { (void)x; (void)y; }\n"
"\n"
"void foo() {\n"
" FOO(10,\n"
" //tricky*/comment\n"
" 12\n"
"}\n"
) << _(
"# 1 \"<stdin>\"\n"
"\n"
"\n"
@@ -1447,28 +1444,28 @@ void tst_Preprocessor::comments_within2_data()
"# expansion begin 57,3 ~4 4:7 ~5 6:7 7:0 ~2\n"
"{ (void)10; (void)/*tricky*|comment*/ 12}; }\n"
"# expansion end\n"
"# 8 \"<stdin>\"\n";
QTest::newRow("case 6") << original << expected;
"# 8 \"<stdin>\"\n"
);
original =
"#define FOO 0 //coment\n"
QTest::newRow("case 7") << _(
"#define FOO 0 //comment\n"
"#define BAR (1 == FOO)\n"
"void foo() {\n"
" if (BAR) {}\n"
"}\n";
expected =
"}\n"
) << _(
"# 1 \"<stdin>\"\n"
"\n"
"\n"
"void foo() {\n"
" if (\n"
"# expansion begin 67,3 ~5\n"
"# expansion begin 68,3 ~5\n"
"(1 == 0)\n"
"# expansion end\n"
"# 4 \"<stdin>\"\n"
" ) {}\n"
"}\n";
QTest::newRow("case 7") << original << expected;
"}\n"
);
}
void tst_Preprocessor::multiline_strings()
@@ -1481,15 +1478,14 @@ void tst_Preprocessor::multiline_strings_data()
QTest::addColumn<QByteArray>("input");
QTest::addColumn<QByteArray>("output");
QByteArray original;
QByteArray expected;
original = "const char *s = \"abc\\\n"
"xyz\";\n";
expected = "# 1 \"<stdin>\"\n"
"const char *s = \"abc\\\n"
"xyz\";\n";
QTest::newRow("case 1") << original << expected;
QTest::newRow("case 1") << _(
"const char *s = \"abc\\\n"
"xyz\";\n"
) << _(
"# 1 \"<stdin>\"\n"
"const char *s = \"abc\\\n"
"xyz\";\n"
);
}
void tst_Preprocessor::skip_unknown_directives()
@@ -1502,24 +1498,21 @@ void tst_Preprocessor::skip_unknown_directives_data()
QTest::addColumn<QByteArray>("input");
QTest::addColumn<QByteArray>("output");
QByteArray original;
QByteArray expected;
// We should skip "weird" things when preprocessing. Particularly useful when we preprocess
// a particular expression from a document which has already been processed.
original = "# foo\n"
"# 10 \"file.cpp\"\n"
"# ()\n"
"#\n";
expected =
QTest::newRow("case 1") << _(
"# foo\n"
"# 10 \"file.cpp\"\n"
"# ()\n"
"#\n"
) << _(
"# 1 \"<stdin>\"\n"
"\n"
"\n"
"\n"
"\n"
;
QTest::newRow("case 1") << original << expected;
);
}
void tst_Preprocessor::include_guard()
@@ -1617,23 +1610,21 @@ void tst_Preprocessor::empty_trailing_lines_data()
QTest::addColumn<QByteArray>("input");
QTest::addColumn<QByteArray>("output");
QByteArray original;
QByteArray expected;
const QByteArray original =
"\n"
"\n"
"\n"
"\n"
"\n"
"\n"
"\n"
"\n";
original =
"\n"
"\n"
"\n"
"\n"
"\n"
"\n"
"\n"
"\n"
;
expected = "# 1 \"<stdin>\"\n" + original;
QTest::newRow("9 empty lines") << original << expected;
QTest::newRow("9 empty lines")
<< original
<< _("# 1 \"<stdin>\"\n") + original;
original =
QTest::newRow("11 empty lines") << _(
"\n"
"\n"
"\n"
@@ -1644,32 +1635,26 @@ void tst_Preprocessor::empty_trailing_lines_data()
"\n"
"\n"
"\n"
;
expected =
) << _(
"# 1 \"<stdin>\"\n"
"# 11 \"<stdin>\"\n"
;
QTest::newRow("11 empty lines") << original << expected;
);
original =
QTest::newRow("1 include") << _(
"#include <something>\n"
;
expected =
) << _(
"# 1 \"<stdin>\"\n"
"\n"
;
QTest::newRow("1 include") << original << expected;
);
original =
QTest::newRow("1 empty line with 1 include") << _(
"#include <something>\n"
"\n"
;
expected =
) << _(
"# 1 \"<stdin>\"\n"
"\n"
"\n"
;
QTest::newRow("1 empty line with 1 include") << original << expected;
);
}
void tst_Preprocessor::compare_input_output(bool keepComments)