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cppcheck/test/testplatform.cpp

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/*
* Cppcheck - A tool for static C/C++ code analysis
* Copyright (C) 2007-2021 Cppcheck team.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "platform.h"
#include "testsuite.h"
#include <tinyxml2.h>
class TestPlatform : public TestFixture {
public:
TestPlatform() : TestFixture("TestPlatform") {}
private:
void run() override {
TEST_CASE(empty);
TEST_CASE(valid_config_native_1);
TEST_CASE(valid_config_native_2);
TEST_CASE(valid_config_file_1);
TEST_CASE(valid_config_file_2);
TEST_CASE(valid_config_file_3);
TEST_CASE(valid_config_file_4);
TEST_CASE(invalid_config_file_1);
// TEST_CASE(empty_elements); // TODO: Trac issue #8409
}
static bool readPlatform(cppcheck::Platform& platform, const char* xmldata) {
tinyxml2::XMLDocument doc;
doc.Parse(xmldata);
return platform.loadFromXmlDocument(&doc);
}
void empty() const {
// An empty platform file does not change values, only the type.
const char xmldata[] = "<?xml version=\"1.0\"?>\n<platform/>";
cppcheck::Platform platform;
ASSERT(platform.platform(cppcheck::Platform::Win64));
ASSERT(readPlatform(platform, xmldata));
ASSERT_EQUALS(cppcheck::Platform::PlatformFile, platform.platformType);
ASSERT(!platform.isWindowsPlatform());
ASSERT_EQUALS(8, platform.char_bit);
ASSERT_EQUALS('\0', platform.defaultSign);
ASSERT_EQUALS(1, platform.sizeof_bool);
ASSERT_EQUALS(2, platform.sizeof_short);
ASSERT_EQUALS(4, platform.sizeof_int);
ASSERT_EQUALS(4, platform.sizeof_long);
ASSERT_EQUALS(8, platform.sizeof_long_long);
}
void valid_config_native_1() {
// Verify if native Win32A platform is loaded correctly
cppcheck::Platform platform;
ASSERT(platform.platform(cppcheck::Platform::Win32A));
ASSERT_EQUALS(cppcheck::Platform::Win32A, platform.platformType);
ASSERT(platform.isWindowsPlatform());
ASSERT_EQUALS('\0', platform.defaultSign);
ASSERT_EQUALS(8, platform.char_bit);
ASSERT_EQUALS(1, platform.sizeof_bool);
ASSERT_EQUALS(2, platform.sizeof_short);
ASSERT_EQUALS(4, platform.sizeof_int);
ASSERT_EQUALS(4, platform.sizeof_long);
ASSERT_EQUALS(8, platform.sizeof_long_long);
ASSERT_EQUALS(16, platform.short_bit);
ASSERT_EQUALS(32, platform.int_bit);
ASSERT_EQUALS(32, platform.long_bit);
ASSERT_EQUALS(64, platform.long_long_bit);
}
void valid_config_native_2() {
// Verify if native Unix64 platform is loaded correctly
cppcheck::Platform platform;
ASSERT(platform.platform(cppcheck::Platform::Unix64));
ASSERT_EQUALS(cppcheck::Platform::Unix64, platform.platformType);
ASSERT(!platform.isWindowsPlatform());
ASSERT_EQUALS('\0', platform.defaultSign);
ASSERT_EQUALS(8, platform.char_bit);
ASSERT_EQUALS(4, platform.sizeof_int);
ASSERT_EQUALS(32, platform.int_bit);
ASSERT_EQUALS(8, platform.sizeof_long);
ASSERT_EQUALS(64, platform.long_bit);
}
void valid_config_file_1() {
// Valid platform configuration with all possible values specified.
// Similar to the avr8 platform file.
const char xmldata[] = "<?xml version=\"1.0\"?>\n"
"<platform>\n"
" <char_bit>8</char_bit>\n"
" <default-sign>unsigned</default-sign>\n"
" <sizeof>\n"
" <bool>1</bool>\n"
" <short>2</short>\n"
" <int>2</int>\n"
" <long>4</long>\n"
" <long-long>8</long-long>\n"
" <float>4</float>\n"
" <double>4</double>\n"
" <long-double>4</long-double>\n"
" <pointer>2</pointer>\n"
" <size_t>2</size_t>\n"
" <wchar_t>2</wchar_t>\n"
" </sizeof>\n"
" </platform>";
cppcheck::Platform platform;
ASSERT(readPlatform(platform, xmldata));
ASSERT_EQUALS(platform.PlatformFile, platform.platformType);
ASSERT(!platform.isWindowsPlatform());
ASSERT_EQUALS(8, platform.char_bit);
ASSERT_EQUALS('u', platform.defaultSign);
ASSERT_EQUALS(1, platform.sizeof_bool);
ASSERT_EQUALS(2, platform.sizeof_short);
ASSERT_EQUALS(2, platform.sizeof_int);
ASSERT_EQUALS(4, platform.sizeof_long);
ASSERT_EQUALS(8, platform.sizeof_long_long);
ASSERT_EQUALS(4, platform.sizeof_float);
ASSERT_EQUALS(4, platform.sizeof_double);
ASSERT_EQUALS(4, platform.sizeof_long_double);
ASSERT_EQUALS(2, platform.sizeof_pointer);
ASSERT_EQUALS(2, platform.sizeof_size_t);
ASSERT_EQUALS(2, platform.sizeof_wchar_t);
ASSERT_EQUALS(16, platform.short_bit);
ASSERT_EQUALS(16, platform.int_bit);
ASSERT_EQUALS(32, platform.long_bit);
ASSERT_EQUALS(64, platform.long_long_bit);
}
void valid_config_file_2() {
// Valid platform configuration with all possible values specified and
// char_bit > 8.
const char xmldata[] = "<?xml version=\"1.0\"?>\n"
"<platform>\n"
" <char_bit>20</char_bit>\n"
" <default-sign>signed</default-sign>\n"
" <sizeof>\n"
" <bool>1</bool>\n"
" <short>2</short>\n"
" <int>3</int>\n"
" <long>4</long>\n"
" <long-long>5</long-long>\n"
" <float>6</float>\n"
" <double>7</double>\n"
" <long-double>8</long-double>\n"
" <pointer>9</pointer>\n"
" <size_t>10</size_t>\n"
" <wchar_t>11</wchar_t>\n"
" </sizeof>\n"
" </platform>";
cppcheck::Platform platform;
ASSERT(readPlatform(platform, xmldata));
ASSERT_EQUALS(platform.PlatformFile, platform.platformType);
ASSERT(!platform.isWindowsPlatform());
ASSERT_EQUALS(20, platform.char_bit);
ASSERT_EQUALS('s', platform.defaultSign);
ASSERT_EQUALS(1, platform.sizeof_bool);
ASSERT_EQUALS(2, platform.sizeof_short);
ASSERT_EQUALS(3, platform.sizeof_int);
ASSERT_EQUALS(4, platform.sizeof_long);
ASSERT_EQUALS(5, platform.sizeof_long_long);
ASSERT_EQUALS(6, platform.sizeof_float);
ASSERT_EQUALS(7, platform.sizeof_double);
ASSERT_EQUALS(8, platform.sizeof_long_double);
ASSERT_EQUALS(9, platform.sizeof_pointer);
ASSERT_EQUALS(10, platform.sizeof_size_t);
ASSERT_EQUALS(11, platform.sizeof_wchar_t);
ASSERT_EQUALS(40, platform.short_bit);
ASSERT_EQUALS(60, platform.int_bit);
ASSERT_EQUALS(80, platform.long_bit);
ASSERT_EQUALS(100, platform.long_long_bit);
}
void valid_config_file_3() {
// Valid platform configuration without any usable information.
// Similar like an empty file.
const char xmldata[] = "<?xml version=\"1.0\"?>\n"
"<platform>\n"
" <char_bit1>8</char_bit1>\n"
" <default-sign1>unsigned</default-sign1>\n"
" <sizeof1>\n"
" <bool1>1</bool1>\n"
" <short1>2</short1>\n"
" <int1>3</int1>\n"
" <long1>4</long1>\n"
" <long-long1>5</long-long1>\n"
" <float1>6</float1>\n"
" <double1>7</double1>\n"
" <long-double1>8</long-double1>\n"
" <pointer1>9</pointer1>\n"
" <size_t1>10</size_t1>\n"
" <wchar_t1>11</wchar_t1>\n"
" </sizeof1>\n"
" </platform>";
cppcheck::Platform platform;
ASSERT(platform.platform(cppcheck::Platform::Win64));
ASSERT(readPlatform(platform, xmldata));
ASSERT_EQUALS(platform.PlatformFile, platform.platformType);
ASSERT(!platform.isWindowsPlatform());
ASSERT_EQUALS(8, platform.char_bit);
ASSERT_EQUALS('\0', platform.defaultSign);
ASSERT_EQUALS(1, platform.sizeof_bool);
ASSERT_EQUALS(2, platform.sizeof_short);
ASSERT_EQUALS(4, platform.sizeof_int);
ASSERT_EQUALS(4, platform.sizeof_long);
ASSERT_EQUALS(8, platform.sizeof_long_long);
}
void valid_config_file_4() {
// Valid platform configuration with all possible values specified and
// set to 0.
const char xmldata[] = "<?xml version=\"1.0\"?>\n"
"<platform>\n"
" <char_bit>0</char_bit>\n"
" <default-sign>z</default-sign>\n"
" <sizeof>\n"
" <bool>0</bool>\n"
" <short>0</short>\n"
" <int>0</int>\n"
" <long>0</long>\n"
" <long-long>0</long-long>\n"
" <float>0</float>\n"
" <double>0</double>\n"
" <long-double>0</long-double>\n"
" <pointer>0</pointer>\n"
" <size_t>0</size_t>\n"
" <wchar_t>0</wchar_t>\n"
" </sizeof>\n"
" </platform>";
cppcheck::Platform platform;
ASSERT(readPlatform(platform, xmldata));
ASSERT_EQUALS(platform.PlatformFile, platform.platformType);
ASSERT(!platform.isWindowsPlatform());
ASSERT_EQUALS(0, platform.char_bit);
ASSERT_EQUALS('z', platform.defaultSign);
ASSERT_EQUALS(0, platform.sizeof_bool);
ASSERT_EQUALS(0, platform.sizeof_short);
ASSERT_EQUALS(0, platform.sizeof_int);
ASSERT_EQUALS(0, platform.sizeof_long);
ASSERT_EQUALS(0, platform.sizeof_long_long);
ASSERT_EQUALS(0, platform.sizeof_float);
ASSERT_EQUALS(0, platform.sizeof_double);
ASSERT_EQUALS(0, platform.sizeof_long_double);
ASSERT_EQUALS(0, platform.sizeof_pointer);
ASSERT_EQUALS(0, platform.sizeof_size_t);
ASSERT_EQUALS(0, platform.sizeof_wchar_t);
ASSERT_EQUALS(0, platform.short_bit);
ASSERT_EQUALS(0, platform.int_bit);
ASSERT_EQUALS(0, platform.long_bit);
ASSERT_EQUALS(0, platform.long_long_bit);
}
void invalid_config_file_1() const {
// Invalid XML file: mismatching elements "boolt" vs "bool".
const char xmldata[] = "<?xml version=\"1.0\"?>\n"
"<platform>\n"
" <char_bit>8</char_bit>\n"
" <default-sign>unsigned</default-sign>\n"
" <sizeof>\n"
" <boolt>1</bool>\n"
" <short>2</short>\n"
" <int>2</int>\n"
" <long>4</long>\n"
" <long-long>8</long-long>\n"
" <float>4</float>\n"
" <double>4</double>\n"
" <long-double>4</long-double>\n"
" <pointer>2</pointer>\n"
" <size_t>2</size_t>\n"
" <wchar_t>2</wchar_t>\n"
" </sizeof>\n"
" </platform>";
cppcheck::Platform platform;
ASSERT(!readPlatform(platform, xmldata));
}
#if 0 // @TODO: Enable when Trac issue #8409 has been fixed
void empty_elements() {
// Valid platform configuration without any usable information.
// Similar like an empty file.
const char xmldata[] = "<?xml version=\"1.0\"?>\n"
"<platform>\n"
" <char_bit></char_bit>\n"
" <default-sign></default-sign>\n"
" <sizeof>\n"
" <bool></bool>\n"
" <short></short>\n"
" <int></int>\n"
" <long></long>\n"
" <long-long></long-long>\n"
" <float></float>\n"
" <double></double>\n"
" <long-double></long-double>\n"
" <pointer></pointer>\n"
" <size_t></size_t>\n"
" <wchar_t></wchar_t>\n"
" </sizeof>\n"
" </platform>";
cppcheck::Platform platform;
ASSERT(platform.platform(cppcheck::Platform::Win64));
ASSERT(readPlatform(platform, xmldata));
ASSERT_EQUALS(platform.PlatformFile, platform.platformType);
ASSERT(!platform.isWindowsPlatform());
ASSERT_EQUALS(8, platform.char_bit);
ASSERT_EQUALS('\0', platform.defaultSign);
ASSERT_EQUALS(1, platform.sizeof_bool);
ASSERT_EQUALS(2, platform.sizeof_short);
ASSERT_EQUALS(4, platform.sizeof_int);
ASSERT_EQUALS(4, platform.sizeof_long);
ASSERT_EQUALS(8, platform.sizeof_long_long);
}
#endif
};
REGISTER_TEST(TestPlatform)
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