Removed --doc formating hack that removes more than three newlines and added format testing of Check::classInfo instead.

- Fixed test failures shown by new test.
Use const_iterator instead of iterator in testcppcheck.cpp when possible

cli/cmdlineparser.cpp

@@ -521,13 +521,10 @@ bool CmdLineParser::ParseFromArgs(int argc, const char* const argv[])
                 const std::string info((*it)->classInfo());
                 if (!name.empty() && !info.empty())
                     doc << "===" << name << "===\n"
-                        << info << "\n\n";
+                        << info << "\n";
             }
 
-            std::string doc2(doc.str());
-            while (doc2.find("\n\n\n") != std::string::npos)
-                doc2.erase(doc2.find("\n\n\n"), 1);
-            std::cout << doc2;
+            std::cout << doc.str();
             _exitAfterPrint = true;
             return true;
         }

lib/check64bit.h

@@ -82,7 +82,7 @@ private:
     std::string classInfo() const {
         return "Check if there is 64-bit portability issues:\n"
                "* assign address to/from int/long\n"
-               "* casting address from/to integer when returning from function";
+               "* casting address from/to integer when returning from function\n";
     }
 };
 /// @}

lib/checkassignif.h

@@ -88,7 +88,7 @@ private:
         return "Match assignments and conditions:\n"
                "* Mismatching assignment and comparison => comparison is always true/false\n"
                "* Mismatching lhs and rhs in comparison => comparison is always true/false\n"
-               "* Detect matching 'if' and 'else if' conditions";
+               "* Detect matching 'if' and 'else if' conditions\n";
     }
 };
 /// @}

lib/checkbufferoverrun.h

@@ -251,7 +251,7 @@ private:
     }
 
     std::string classInfo() const {
-        return "out of bounds checking";
+        return "out of bounds checking\n";
     }
 };
 /// @}

lib/checkexceptionsafety.h

@@ -117,7 +117,7 @@ private:
                "* Throwing exceptions in destructors\n"
                "* Throwing exception during invalid state\n"
                "* Throwing a copy of a caught exception instead of rethrowing the original exception\n"
-               "* Exception caught by value instead of by reference";
+               "* Exception caught by value instead of by reference\n";
     }
 };
 /// @}

lib/checkleakautovar.h

@@ -128,7 +128,7 @@ private:
     }
 
     std::string classInfo() const {
-        return "Detect when a auto variable is allocated but not deallocated.";
+        return "Detect when a auto variable is allocated but not deallocated.\n";
     }
 };
 /// @}

lib/checkmemoryleak.h

@@ -334,7 +334,7 @@ private:
      * @return Wiki formatted information about this class
      */
     std::string classInfo() const {
-        return "Is there any allocated memory when a function goes out of scope";
+        return "Is there any allocated memory when a function goes out of scope\n";
     }
 
     /** Function names for functions that are "noreturn" */
@@ -387,7 +387,7 @@ private:
     }
 
     std::string classInfo() const {
-        return "If the constructor allocate memory then the destructor must deallocate it.";
+        return "If the constructor allocate memory then the destructor must deallocate it.\n";
     }
 };
 
@@ -426,7 +426,7 @@ private:
     }
 
     std::string classInfo() const {
-        return "Don't forget to deallocate struct members";
+        return "Don't forget to deallocate struct members\n";
     }
 };
 
@@ -465,7 +465,7 @@ private:
     }
 
     std::string classInfo() const {
-        return "Not taking the address to allocated memory";
+        return "Not taking the address to allocated memory\n";
     }
 };
 /// @}

lib/checkstl.h

@@ -221,7 +221,7 @@ private:
                "* redundant condition\n"
                "* common mistakes when using string::c_str()\n"
                "* using auto pointer (auto_ptr)\n"
-               "* useless calls of string and STL functions";
+               "* useless calls of string and STL functions\n";
     }
 
     bool isStlContainer(unsigned int varid);

test/testcppcheck.cpp

@@ -54,12 +54,13 @@ private:
 
     void run() {
         TEST_CASE(instancesSorted);
+        TEST_CASE(classInfoFormat);
         TEST_CASE(getErrorMessages);
     }
 
     void instancesSorted() {
-        for (std::list<Check *>::iterator i = Check::instances().begin(); i != Check::instances().end(); ++i) {
-            std::list<Check *>::iterator j = i;
+        for (std::list<Check *>::const_iterator i = Check::instances().begin(); i != Check::instances().end(); ++i) {
+            std::list<Check *>::const_iterator j = i;
             ++j;
             if (j != Check::instances().end()) {
                 ASSERT_EQUALS(true, (*i)->name() < (*j)->name());
@@ -67,6 +68,18 @@ private:
         }
     }
 
+    void classInfoFormat() {
+        for (std::list<Check *>::const_iterator i = Check::instances().begin(); i != Check::instances().end(); ++i) {
+            const std::string info = (*i)->classInfo();
+            if (!info.empty()) {
+                ASSERT('\n' != info[0]);                   // No \n in the beginning
+                ASSERT('\n' == info[info.length()-1]);     // \n at end
+                if (info.size() > 1)
+                    ASSERT('\n' != info[info.length()-2]); // Only one \n at end
+            }
+        }
+    }
+
     void getErrorMessages() {
         ErrorLogger2 errorLogger;
         CppCheck cppCheck(errorLogger, true);