Apply new-style constraints to video_source.

third_party/WebKit/Source/modules/mediastream/MediaConstraintsTest.cpp

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "public/platform/WebMediaConstraints.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 // The MediaTrackConstraintsTest group tests the types declared in
 // WebKit/public/platform/WebMediaConstraints.h
 TEST(MediaTrackConstraintsTest, LongConstraint)
@@ skipping 54 matching lines @@
     theSet.echoCancellation.setExact(false);
     EXPECT_FALSE(theSet.isEmpty());
 }
 
 TEST(MediaTrackConstraintsTest, ConstraintName)
 {
     const char* theName = "name";
     blink::BooleanConstraint boolConstraint(theName);
     EXPECT_EQ(theName, boolConstraint.name());
 }
+
+TEST(MediaTrackConstraintsTest, MandatoryChecks)
+{
+    blink::WebMediaTrackConstraintSet theSet;
+    std::string foundName;
+    EXPECT_FALSE(theSet.hasMandatory());
+    EXPECT_FALSE(theSet.hasMandatoryOutsideSet({ "width" }, foundName));
+    EXPECT_FALSE(theSet.width.hasMandatory());
+    theSet.width.setMax(240);
+    EXPECT_TRUE(theSet.width.hasMandatory());
+    EXPECT_TRUE(theSet.hasMandatory());
+    EXPECT_FALSE(theSet.hasMandatoryOutsideSet({ "width" }, foundName));
+    EXPECT_TRUE(theSet.hasMandatoryOutsideSet({ "height" }, foundName));
+    EXPECT_EQ("width", foundName);
+    theSet.googPayloadPadding.setExact(true);
+    EXPECT_TRUE(theSet.hasMandatoryOutsideSet({ "width" }, foundName));
+    EXPECT_EQ("googPayloadPadding", foundName);
+}