src/tests/testConfigParser.cc

   1 /*
   2  * Copyright (C) 1996-2018 The Squid Software Foundation and contributors
   3  *
   4  * Squid software is distributed under GPLv2+ license and includes
   5  * contributions from numerous individuals and organizations.
   6  * Please see the COPYING and CONTRIBUTORS files for details.
   7  */
   8
   9 #include "squid.h"
  10 #include "ConfigParser.h"
  11 #include "event.h"
  12 #include "SquidString.h"
  13 #include "testConfigParser.h"
  14 #include "unitTestMain.h"
  15
  16 CPPUNIT_TEST_SUITE_REGISTRATION( testConfigParser);
  17
  18 /* let this test link sanely */
  19 void
  20 eventAdd(const char *name, EVH * func, void *arg, double when, int, bool cbdata)
  21 {}
  22
  23 void testConfigParser::setUp()
  24 {
  25 }
  26
  27 bool testConfigParser::doParseQuotedTest(const char *s, const char *expectInterp)
  28 {
  29     char cfgline[2048];
  30     char cfgparam[2048];
  31     snprintf(cfgline, 2048, "%s", s);
  32
  33     // Keep the initial value on cfgparam. The ConfigParser  methods will write on cfgline
  34     strncpy(cfgparam, cfgline, sizeof(cfgparam)-1);
  35     cfgparam[sizeof(cfgparam)-1] = '\0';
  36
  37     // Initialize parser to point to the start of quoted string
  38     ConfigParser::SetCfgLine(cfgline);
  39     String unEscaped = ConfigParser::NextToken();
  40
  41     const bool interpOk = (unEscaped.cmp(expectInterp) == 0);
  42     if (!interpOk) {
  43         printf("%25s: %s\n%25s: %s\n%25s: %s\n",
  44                "Raw configuration", cfgparam,
  45                "Expected interpretation", expectInterp,
  46                "Actual interpretation", unEscaped.termedBuf());
  47     }
  48
  49     const char *quoted = ConfigParser::QuoteString(unEscaped);
  50     bool quotedOk = (strcmp(cfgparam, quoted)==0);
  51     if (!quotedOk) {
  52         printf("%25s: %s\n%25s: %s\n%25s: %s\n",
  53                "Raw configuration", cfgparam,
  54                "Parsed and quoted", quoted,
  55                "parsed value was", unEscaped.termedBuf());
  56     }
  57
  58     return quotedOk && interpOk ;
  59 }
  60
  61 void testConfigParser::testParseQuoted()
  62 {
  63     // SingleToken
  64     CPPUNIT_ASSERT_EQUAL(true, doParseQuotedTest("SingleToken", "SingleToken"));
  65
  66     // This is a quoted "string" by me
  67     CPPUNIT_ASSERT_EQUAL(true, doParseQuotedTest("\"This is a quoted \\\"string\\\" by me\"",
  68                          "This is a quoted \"string\" by me"));
  69
  70     // escape sequence test: \\"\"\\"
  71     CPPUNIT_ASSERT_EQUAL(true, doParseQuotedTest("\"escape sequence test: \\\\\\\\\\\"\\\\\\\"\\\\\\\\\\\"\"",
  72                          "escape sequence test: \\\\\"\\\"\\\\\""));
  73
  74     // \beginning and end test"
  75     CPPUNIT_ASSERT_EQUAL(true, doParseQuotedTest("\"\\\\beginning and end test\\\"\"",
  76                          "\\beginning and end test\""));
  77
  78     // "
  79     CPPUNIT_ASSERT_EQUAL(true, doParseQuotedTest("\"\\\"\"", "\""));
  80
  81     /* \ */
  82     CPPUNIT_ASSERT_EQUAL(true, doParseQuotedTest("\"\\\\\"", "\\"));
  83 }
  84