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      1 // Copyright 2017 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 "mojo/core/ports/name.h"
      6 
      7 #include "testing/gtest/include/gtest/gtest.h"
      8 
      9 namespace mojo {
     10 namespace core {
     11 namespace ports {
     12 namespace test {
     13 
     14 TEST(NameTest, Defaults) {
     15   PortName default_port_name;
     16   EXPECT_EQ(kInvalidPortName, default_port_name);
     17 
     18   NodeName default_node_name;
     19   EXPECT_EQ(kInvalidNodeName, default_node_name);
     20 }
     21 
     22 TEST(NameTest, PortNameChecks) {
     23   PortName port_name_a(50, 100);
     24   PortName port_name_b(50, 100);
     25   PortName port_name_c(100, 50);
     26 
     27   EXPECT_EQ(port_name_a, port_name_b);
     28   EXPECT_NE(port_name_a, port_name_c);
     29   EXPECT_NE(port_name_b, port_name_c);
     30 
     31   EXPECT_LT(port_name_a, port_name_c);
     32   EXPECT_LT(port_name_b, port_name_c);
     33   EXPECT_FALSE(port_name_a < port_name_b);
     34   EXPECT_FALSE(port_name_b < port_name_a);
     35 
     36   std::hash<PortName> port_hash_fn;
     37 
     38   size_t hash_a = port_hash_fn(port_name_a);
     39   size_t hash_b = port_hash_fn(port_name_b);
     40   size_t hash_c = port_hash_fn(port_name_c);
     41 
     42   EXPECT_EQ(hash_a, hash_b);
     43   EXPECT_NE(hash_a, hash_c);
     44   EXPECT_NE(hash_b, hash_c);
     45 }
     46 
     47 TEST(NameTest, NodeNameChecks) {
     48   NodeName node_name_a(50, 100);
     49   NodeName node_name_b(50, 100);
     50   NodeName node_name_c(100, 50);
     51 
     52   EXPECT_EQ(node_name_a, node_name_b);
     53   EXPECT_NE(node_name_a, node_name_c);
     54   EXPECT_NE(node_name_b, node_name_c);
     55 
     56   EXPECT_LT(node_name_a, node_name_c);
     57   EXPECT_LT(node_name_b, node_name_c);
     58   EXPECT_FALSE(node_name_a < node_name_b);
     59   EXPECT_FALSE(node_name_b < node_name_a);
     60 
     61   std::hash<NodeName> node_hash_fn;
     62 
     63   size_t hash_a = node_hash_fn(node_name_a);
     64   size_t hash_b = node_hash_fn(node_name_b);
     65   size_t hash_c = node_hash_fn(node_name_c);
     66 
     67   EXPECT_EQ(hash_a, hash_b);
     68   EXPECT_NE(hash_a, hash_c);
     69   EXPECT_NE(hash_b, hash_c);
     70 }
     71 
     72 }  // namespace test
     73 }  // namespace ports
     74 }  // namespace core
     75 }  // namespace mojo
     76