test_regexConfProvider.cc

/*
 SPDX-FileCopyrightText: © 2015 Siemens AG
 Author: Maximilian Huber
 
 SPDX-License-Identifier: GPL-2.0-only
*/
 
#include <cppunit/TestFixture.h>
#include <cppunit/extensions/HelperMacros.h>
 
#include "regexConfProvider.hpp"
#include <sstream>
 
using namespace std;
 
class regexConfProviderTestSuite : public CPPUNIT_NS :: TestFixture {
  CPPUNIT_TEST_SUITE (regexConfProviderTestSuite);
  CPPUNIT_TEST (simpleTest);
  CPPUNIT_TEST (simpleReplacementTest);
  CPPUNIT_TEST (multipleReplacementTest);
  CPPUNIT_TEST (testForInfiniteRecursion);
 
  CPPUNIT_TEST_SUITE_END ();
 
private:
  void regexConfProviderTest (istringstream& testStream,
                    const string& testString,
                    const string& testKey)
  {
    string testIdentity("testIdentity");
 
    RegexConfProvider rcp;
 
    // load parse test-stream
    rcp.maybeLoad(testIdentity,testStream);
 
    // test RegexConfProvider
    CPPUNIT_ASSERT_MESSAGE("The generated string should match the expected string",
                           0 == strcmp(testString.c_str(),
                                       rcp.getRegexValue(testIdentity,testKey)));
  }
 
protected:
  void simpleTest()
  {
    string testString = "Lorem Ipsum";
    string testKey = "TEST";
    string testLine = testKey + "=" + testString + "\n";
    istringstream testStream(testLine);
 
    regexConfProviderTest(testStream,testString,testKey);
  }
 
  void simpleReplacementTest()
  {
    string testString = "Lorem Ipsum";
    string testKey = "TEST";
    string testLine =
      testKey + "=" + "Lorem \n" +
      testKey + "=__" + testKey + "__Ipsum\n";
    istringstream testStream(testLine);
 
    regexConfProviderTest(testStream,testString,testKey);
  }
 
  void multipleReplacementTest()
  {
    string testString = "Lorem Ipsum";
    string testKey = "TEST";
    string testLine =
      string("SPACE= \n") +
      "INFIX2=su\n" +
      "INFIX1=rem__SPACE__I\n" +
      testKey + "=Lo__INFIX1__p__INFIX2__m\n";
    istringstream testStream(testLine);
 
    regexConfProviderTest(testStream,testString,testKey);
  }
 
  void testForInfiniteRecursion()
  {
    string testString = "Lorem Ipsum";
    string testKey = "TEST";
    string testLine =
      string("LOREM=Lorem__LOREM__ \n") +
      testKey + "=__LOREM__Ipsum\n";
    istringstream testStream(testLine);
 
    string testIdentity("testIdentity");
 
    RegexConfProvider rcp;
 
    // load parse test-stream
    rcp.maybeLoad(testIdentity,testStream);
 
    // evaluate and verify, that recursion does not appear
    CPPUNIT_ASSERT_MESSAGE("This should just terminate (the return value is not specified)",
                           rcp.getRegexValue(testIdentity,testKey));
  }
};
 
CPPUNIT_TEST_SUITE_REGISTRATION( regexConfProviderTestSuite );