317 lines
12 KiB
C++
317 lines
12 KiB
C++
/*
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* Cppcheck - A tool for static C/C++ code analysis
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* Copyright (C) 2007-2015 Daniel Marjamäki and Cppcheck team.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "library.h"
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#include "token.h"
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#include "tokenlist.h"
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#include "testsuite.h"
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#include <tinyxml2.h>
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class TestLibrary : public TestFixture {
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public:
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TestLibrary() : TestFixture("TestLibrary") { }
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private:
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void run() {
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TEST_CASE(empty);
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TEST_CASE(function);
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TEST_CASE(function_arg);
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TEST_CASE(function_arg_any);
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TEST_CASE(function_arg_valid);
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TEST_CASE(function_arg_minsize);
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TEST_CASE(memory);
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TEST_CASE(memory2); // define extra "free" allocation functions
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TEST_CASE(resource);
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TEST_CASE(podtype);
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TEST_CASE(version);
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}
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void empty() const {
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const char xmldata[] = "<?xml version=\"1.0\"?>\n<def/>";
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tinyxml2::XMLDocument doc;
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doc.Parse(xmldata, sizeof(xmldata));
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Library library;
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library.load(doc);
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ASSERT(library.use.empty());
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ASSERT(library.leakignore.empty());
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ASSERT(library.argumentChecks.empty());
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}
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void function() const {
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const char xmldata[] = "<?xml version=\"1.0\"?>\n"
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"<def>\n"
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" <function name=\"foo\">\n"
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" <noreturn>false</noreturn>\n"
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" </function>\n"
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"</def>";
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tinyxml2::XMLDocument doc;
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doc.Parse(xmldata, sizeof(xmldata));
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Library library;
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library.load(doc);
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ASSERT(library.use.empty());
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ASSERT(library.leakignore.empty());
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ASSERT(library.argumentChecks.empty());
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ASSERT(library.isnotnoreturn("foo"));
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}
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void function_arg() const {
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const char xmldata[] = "<?xml version=\"1.0\"?>\n"
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"<def>\n"
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" <function name=\"foo\">\n"
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" <arg nr=\"1\"><not-uninit/></arg>\n"
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" <arg nr=\"2\"><not-null/></arg>\n"
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" <arg nr=\"3\"><formatstr/></arg>\n"
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" <arg nr=\"4\"><strz/></arg>\n"
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" <arg nr=\"5\"><not-bool/></arg>\n"
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" </function>\n"
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"</def>";
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tinyxml2::XMLDocument doc;
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doc.Parse(xmldata, sizeof(xmldata));
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Library library;
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library.load(doc);
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ASSERT_EQUALS(true, library.argumentChecks["foo"][1].notuninit);
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ASSERT_EQUALS(true, library.argumentChecks["foo"][2].notnull);
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ASSERT_EQUALS(true, library.argumentChecks["foo"][3].formatstr);
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ASSERT_EQUALS(true, library.argumentChecks["foo"][4].strz);
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ASSERT_EQUALS(true, library.argumentChecks["foo"][5].notbool);
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}
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void function_arg_any() const {
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const char xmldata[] = "<?xml version=\"1.0\"?>\n"
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"<def>\n"
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"<function name=\"foo\">\n"
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" <arg nr=\"any\"><not-uninit/></arg>\n"
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"</function>\n"
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"</def>";
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tinyxml2::XMLDocument doc;
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doc.Parse(xmldata, sizeof(xmldata));
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Library library;
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library.load(doc);
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ASSERT_EQUALS(true, library.argumentChecks["foo"][-1].notuninit);
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}
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void function_arg_valid() const {
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const char xmldata[] = "<?xml version=\"1.0\"?>\n"
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"<def>\n"
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" <function name=\"foo\">\n"
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" <arg nr=\"1\"><valid>1:</valid></arg>\n"
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" <arg nr=\"2\"><valid>-7:0</valid></arg>\n"
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" <arg nr=\"3\"><valid>1:5,8</valid></arg>\n"
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" <arg nr=\"4\"><valid>-1,5</valid></arg>\n"
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" <arg nr=\"5\"><valid>:1,5</valid></arg>\n"
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" </function>\n"
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"</def>";
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tinyxml2::XMLDocument doc;
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doc.Parse(xmldata, sizeof(xmldata));
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Library library;
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library.load(doc);
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// 1-
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ASSERT_EQUALS(false, library.isargvalid("foo", 1, -10));
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ASSERT_EQUALS(false, library.isargvalid("foo", 1, 0));
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ASSERT_EQUALS(true, library.isargvalid("foo", 1, 1));
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ASSERT_EQUALS(true, library.isargvalid("foo", 1, 10));
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// -7-0
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ASSERT_EQUALS(false, library.isargvalid("foo", 2, -10));
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ASSERT_EQUALS(true, library.isargvalid("foo", 2, -7));
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ASSERT_EQUALS(true, library.isargvalid("foo", 2, -3));
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ASSERT_EQUALS(true, library.isargvalid("foo", 2, 0));
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ASSERT_EQUALS(false, library.isargvalid("foo", 2, 1));
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// 1-5,8
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ASSERT_EQUALS(false, library.isargvalid("foo", 3, 0));
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ASSERT_EQUALS(true, library.isargvalid("foo", 3, 1));
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ASSERT_EQUALS(true, library.isargvalid("foo", 3, 3));
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ASSERT_EQUALS(true, library.isargvalid("foo", 3, 5));
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ASSERT_EQUALS(false, library.isargvalid("foo", 3, 6));
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ASSERT_EQUALS(false, library.isargvalid("foo", 3, 7));
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ASSERT_EQUALS(true, library.isargvalid("foo", 3, 8));
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ASSERT_EQUALS(false, library.isargvalid("foo", 3, 9));
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// -1,5
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ASSERT_EQUALS(false, library.isargvalid("foo", 4, -10));
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ASSERT_EQUALS(true, library.isargvalid("foo", 4, -1));
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// :1,5
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ASSERT_EQUALS(true, library.isargvalid("foo", 5, -10));
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ASSERT_EQUALS(true, library.isargvalid("foo", 5, 1));
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ASSERT_EQUALS(false, library.isargvalid("foo", 5, 2));
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}
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void function_arg_minsize() const {
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const char xmldata[] = "<?xml version=\"1.0\"?>\n"
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"<def>\n"
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" <function name=\"foo\">\n"
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" <arg nr=\"1\"><minsize type=\"strlen\" arg=\"2\"/></arg>\n"
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" <arg nr=\"2\"><minsize type=\"argvalue\" arg=\"3\"/></arg>\n"
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" </function>\n"
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"</def>";
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tinyxml2::XMLDocument doc;
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doc.Parse(xmldata, sizeof(xmldata));
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Library library;
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library.load(doc);
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// arg1: type=strlen arg2
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const std::list<Library::ArgumentChecks::MinSize> *minsizes = library.argminsizes("foo",1);
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ASSERT_EQUALS(true, minsizes != nullptr);
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ASSERT_EQUALS(1U, minsizes ? minsizes->size() : 1U);
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if (minsizes && minsizes->size() == 1U) {
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const Library::ArgumentChecks::MinSize &m = minsizes->front();
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ASSERT_EQUALS(Library::ArgumentChecks::MinSize::STRLEN, m.type);
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ASSERT_EQUALS(2, m.arg);
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}
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// arg2: type=argvalue arg3
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minsizes = library.argminsizes("foo", 2);
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ASSERT_EQUALS(true, minsizes != nullptr);
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ASSERT_EQUALS(1U, minsizes ? minsizes->size() : 1U);
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if (minsizes && minsizes->size() == 1U) {
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const Library::ArgumentChecks::MinSize &m = minsizes->front();
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ASSERT_EQUALS(Library::ArgumentChecks::MinSize::ARGVALUE, m.type);
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ASSERT_EQUALS(3, m.arg);
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}
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}
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void memory() const {
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const char xmldata[] = "<?xml version=\"1.0\"?>\n"
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"<def>\n"
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" <memory>\n"
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" <alloc>CreateX</alloc>\n"
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" <dealloc>DeleteX</dealloc>\n"
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" </memory>\n"
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"</def>";
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tinyxml2::XMLDocument doc;
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doc.Parse(xmldata, sizeof(xmldata));
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Library library;
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library.load(doc);
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ASSERT(library.use.empty());
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ASSERT(library.leakignore.empty());
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ASSERT(library.argumentChecks.empty());
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ASSERT(Library::ismemory(library.alloc("CreateX")));
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ASSERT_EQUALS(library.alloc("CreateX"), library.dealloc("DeleteX"));
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}
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void memory2() const {
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const char xmldata1[] = "<?xml version=\"1.0\"?>\n"
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"<def>\n"
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" <memory>\n"
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" <alloc>malloc</alloc>\n"
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" <dealloc>free</dealloc>\n"
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" </memory>\n"
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"</def>";
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const char xmldata2[] = "<?xml version=\"1.0\"?>\n"
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"<def>\n"
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" <memory>\n"
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" <alloc>foo</alloc>\n"
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" <dealloc>free</dealloc>\n"
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" </memory>\n"
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"</def>";
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Library library;
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library.loadxmldata(xmldata1, sizeof(xmldata1));
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library.loadxmldata(xmldata2, sizeof(xmldata2));
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ASSERT_EQUALS(library.dealloc("free"), library.alloc("malloc"));
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ASSERT_EQUALS(library.dealloc("free"), library.alloc("foo"));
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}
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void resource() const {
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const char xmldata[] = "<?xml version=\"1.0\"?>\n"
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"<def>\n"
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" <resource>\n"
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" <alloc>CreateX</alloc>\n"
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" <dealloc>DeleteX</dealloc>\n"
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" </resource>\n"
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"</def>";
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tinyxml2::XMLDocument doc;
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doc.Parse(xmldata, sizeof(xmldata));
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Library library;
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library.load(doc);
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ASSERT(library.use.empty());
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ASSERT(library.leakignore.empty());
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ASSERT(library.argumentChecks.empty());
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ASSERT(Library::isresource(library.alloc("CreateX")));
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ASSERT_EQUALS(library.alloc("CreateX"), library.dealloc("DeleteX"));
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}
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void podtype() const {
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const char xmldata[] = "<?xml version=\"1.0\"?>\n"
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"<def>\n"
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" <podtype name=\"s16\" sizeof=\"2\"/>\n"
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"</def>";
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tinyxml2::XMLDocument doc;
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doc.Parse(xmldata, sizeof(xmldata));
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Library library;
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library.load(doc);
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const struct Library::PodType *type = library.podtype("s16");
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ASSERT_EQUALS(2U, type ? type->size : 0U);
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ASSERT_EQUALS(0, type ? type->sign : '?');
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}
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void version() const {
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{
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const char xmldata [] = "<?xml version=\"1.0\"?>\n"
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"<def>\n"
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"</def>";
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tinyxml2::XMLDocument doc;
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doc.Parse(xmldata, sizeof(xmldata));
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Library library;
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Library::Error err = library.load(doc);
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ASSERT_EQUALS(err.errorcode, Library::OK);
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}
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{
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const char xmldata [] = "<?xml version=\"1.0\"?>\n"
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"<def format=\"1\">\n"
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"</def>";
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tinyxml2::XMLDocument doc;
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doc.Parse(xmldata, sizeof(xmldata));
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Library library;
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Library::Error err = library.load(doc);
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ASSERT_EQUALS(err.errorcode, Library::OK);
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}
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{
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const char xmldata [] = "<?xml version=\"1.0\"?>\n"
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"<def format=\"42\">\n"
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"</def>";
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tinyxml2::XMLDocument doc;
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doc.Parse(xmldata, sizeof(xmldata));
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Library library;
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Library::Error err = library.load(doc);
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ASSERT_EQUALS(err.errorcode, Library::UNSUPPORTED_FORMAT);
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}
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}
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};
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REGISTER_TEST(TestLibrary)
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