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/testlibs/gmock/src/gmock-matchers.cc

https://github.com/deltaforge/nebu-common-cpp
C++ | 101 lines | 42 code | 12 blank | 47 comment | 3 complexity | 0acea1a90a5ad1849062d610a9887d37 MD5 | raw file
  1// Copyright 2007, Google Inc.
  2// All rights reserved.
  3//
  4// Redistribution and use in source and binary forms, with or without
  5// modification, are permitted provided that the following conditions are
  6// met:
  7//
  8//     * Redistributions of source code must retain the above copyright
  9// notice, this list of conditions and the following disclaimer.
 10//     * Redistributions in binary form must reproduce the above
 11// copyright notice, this list of conditions and the following disclaimer
 12// in the documentation and/or other materials provided with the
 13// distribution.
 14//     * Neither the name of Google Inc. nor the names of its
 15// contributors may be used to endorse or promote products derived from
 16// this software without specific prior written permission.
 17//
 18// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 19// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 20// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 21// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 22// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 23// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 24// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 25// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 26// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 27// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 28// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 29//
 30// Author: wan@google.com (Zhanyong Wan)
 31
 32// Google Mock - a framework for writing C++ mock classes.
 33//
 34// This file implements Matcher<const string&>, Matcher<string>, and
 35// utilities for defining matchers.
 36
 37#include "gmock/gmock-matchers.h"
 38#include "gmock/gmock-generated-matchers.h"
 39
 40#include <string.h>
 41#include <sstream>
 42#include <string>
 43
 44namespace testing {
 45
 46// Constructs a matcher that matches a const string& whose value is
 47// equal to s.
 48Matcher<const internal::string&>::Matcher(const internal::string& s) {
 49  *this = Eq(s);
 50}
 51
 52// Constructs a matcher that matches a const string& whose value is
 53// equal to s.
 54Matcher<const internal::string&>::Matcher(const char* s) {
 55  *this = Eq(internal::string(s));
 56}
 57
 58// Constructs a matcher that matches a string whose value is equal to s.
 59Matcher<internal::string>::Matcher(const internal::string& s) { *this = Eq(s); }
 60
 61// Constructs a matcher that matches a string whose value is equal to s.
 62Matcher<internal::string>::Matcher(const char* s) {
 63  *this = Eq(internal::string(s));
 64}
 65
 66namespace internal {
 67
 68// Joins a vector of strings as if they are fields of a tuple; returns
 69// the joined string.
 70string JoinAsTuple(const Strings& fields) {
 71  switch (fields.size()) {
 72    case 0:
 73      return "";
 74    case 1:
 75      return fields[0];
 76    default:
 77      string result = "(" + fields[0];
 78      for (size_t i = 1; i < fields.size(); i++) {
 79        result += ", ";
 80        result += fields[i];
 81      }
 82      result += ")";
 83      return result;
 84  }
 85}
 86
 87// Returns the description for a matcher defined using the MATCHER*()
 88// macro where the user-supplied description string is "", if
 89// 'negation' is false; otherwise returns the description of the
 90// negation of the matcher.  'param_values' contains a list of strings
 91// that are the print-out of the matcher's parameters.
 92string FormatMatcherDescription(bool negation, const char* matcher_name,
 93                                const Strings& param_values) {
 94  string result = ConvertIdentifierNameToWords(matcher_name);
 95  if (param_values.size() >= 1)
 96    result += " " + JoinAsTuple(param_values);
 97  return negation ? "not (" + result + ")" : result;
 98}
 99
100}  // namespace internal
101}  // namespace testing