content/shell/renderer/test_runner/MockConstraints.cpp

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "content/shell/renderer/test_runner/MockConstraints.h"
   6
   7 #include "third_party/WebKit/public/platform/WebMediaConstraints.h"
   8 #include "third_party/WebKit/public/platform/WebString.h"
   9
  10 using namespace blink;
  11
  12 namespace content {
  13
  14 namespace {
  15
  16 bool isSupported(const WebString& constraint)
  17 {
  18     return constraint == "valid_and_supported_1" || constraint == "valid_and_supported_2";
  19 }
  20
  21 bool isValid(const WebString& constraint)
  22 {
  23     return isSupported(constraint) || constraint == "valid_but_unsupported_1" || constraint == "valid_but_unsupported_2";
  24 }
  25
  26 }
  27
  28 bool MockConstraints::verifyConstraints(const WebMediaConstraints& constraints, WebString* failedConstraint)
  29 {
  30     WebVector<WebMediaConstraint> mandatoryConstraints;
  31     constraints.getMandatoryConstraints(mandatoryConstraints);
  32     if (mandatoryConstraints.size()) {
  33         for (size_t i = 0; i < mandatoryConstraints.size(); ++i) {
  34             const WebMediaConstraint& curr = mandatoryConstraints[i];
  35             if (!isSupported(curr.m_name) || curr.m_value != "1") {
  36                 if (failedConstraint)
  37                     *failedConstraint = curr.m_name;
  38                 return false;
  39             }
  40         }
  41     }
  42
  43     WebVector<WebMediaConstraint> optionalConstraints;
  44     constraints.getOptionalConstraints(optionalConstraints);
  45     if (optionalConstraints.size()) {
  46         for (size_t i = 0; i < optionalConstraints.size(); ++i) {
  47             const WebMediaConstraint& curr = optionalConstraints[i];
  48             if (!isValid(curr.m_name) || curr.m_value != "0") {
  49                 if (failedConstraint)
  50                     *failedConstraint = curr.m_name;
  51                 return false;
  52             }
  53         }
  54     }
  55
  56     return true;
  57 }
  58
  59 }  // namespace content