content/common/android/gin_java_bridge_value_unittest.cc

   1 // Copyright 2014 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 "base/basictypes.h"
   6 #include "base/float_util.h"
   7 #include "base/memory/scoped_ptr.h"
   8 #include "content/common/android/gin_java_bridge_value.h"
   9 #include "testing/gtest/include/gtest/gtest.h"
  10
  11 namespace content {
  12
  13 class GinJavaBridgeValueTest : public testing::Test {
  14 };
  15
  16 TEST_F(GinJavaBridgeValueTest, BasicValues) {
  17   float native_float;
  18   int32 native_object_id;
  19
  20   scoped_ptr<base::BinaryValue> undefined(
  21       GinJavaBridgeValue::CreateUndefinedValue());
  22   ASSERT_TRUE(undefined.get());
  23   EXPECT_TRUE(GinJavaBridgeValue::ContainsGinJavaBridgeValue(undefined.get()));
  24   scoped_ptr<const GinJavaBridgeValue> undefined_value(
  25       GinJavaBridgeValue::FromValue(undefined.get()));
  26   ASSERT_TRUE(undefined_value.get());
  27   EXPECT_TRUE(undefined_value->IsType(GinJavaBridgeValue::TYPE_UNDEFINED));
  28
  29   EXPECT_FALSE(undefined_value->GetAsNonFinite(&native_float));
  30   EXPECT_FALSE(undefined_value->GetAsObjectID(&native_object_id));
  31
  32   scoped_ptr<base::BinaryValue> float_infinity(
  33       GinJavaBridgeValue::CreateNonFiniteValue(
  34           std::numeric_limits<float>::infinity()));
  35   ASSERT_TRUE(float_infinity.get());
  36   EXPECT_TRUE(
  37       GinJavaBridgeValue::ContainsGinJavaBridgeValue(float_infinity.get()));
  38   scoped_ptr<const GinJavaBridgeValue> float_infinity_value(
  39       GinJavaBridgeValue::FromValue(float_infinity.get()));
  40   ASSERT_TRUE(float_infinity_value.get());
  41   EXPECT_TRUE(float_infinity_value->IsType(GinJavaBridgeValue::TYPE_NONFINITE));
  42   EXPECT_TRUE(float_infinity_value->GetAsNonFinite(&native_float));
  43   EXPECT_FALSE(base::IsFinite(native_float));
  44   EXPECT_FALSE(base::IsNaN(native_float));
  45
  46   EXPECT_FALSE(undefined_value->GetAsObjectID(&native_object_id));
  47
  48   scoped_ptr<base::BinaryValue> double_infinity(
  49       GinJavaBridgeValue::CreateNonFiniteValue(
  50           std::numeric_limits<double>::infinity()));
  51   ASSERT_TRUE(double_infinity.get());
  52   EXPECT_TRUE(
  53       GinJavaBridgeValue::ContainsGinJavaBridgeValue(double_infinity.get()));
  54   scoped_ptr<const GinJavaBridgeValue> double_infinity_value(
  55       GinJavaBridgeValue::FromValue(double_infinity.get()));
  56   ASSERT_TRUE(double_infinity_value.get());
  57   EXPECT_TRUE(
  58       double_infinity_value->IsType(GinJavaBridgeValue::TYPE_NONFINITE));
  59   EXPECT_TRUE(double_infinity_value->GetAsNonFinite(&native_float));
  60   EXPECT_FALSE(base::IsFinite(native_float));
  61   EXPECT_FALSE(base::IsNaN(native_float));
  62
  63   EXPECT_FALSE(undefined_value->GetAsObjectID(&native_object_id));
  64
  65   scoped_ptr<base::BinaryValue> object_id(
  66       GinJavaBridgeValue::CreateObjectIDValue(42));
  67   ASSERT_TRUE(object_id.get());
  68   EXPECT_TRUE(GinJavaBridgeValue::ContainsGinJavaBridgeValue(object_id.get()));
  69   scoped_ptr<const GinJavaBridgeValue> object_id_value(
  70       GinJavaBridgeValue::FromValue(object_id.get()));
  71   ASSERT_TRUE(object_id_value.get());
  72   EXPECT_TRUE(object_id_value->IsType(GinJavaBridgeValue::TYPE_OBJECT_ID));
  73   EXPECT_TRUE(object_id_value->GetAsObjectID(&native_object_id));
  74   EXPECT_EQ(42, native_object_id);
  75
  76   EXPECT_FALSE(undefined_value->GetAsNonFinite(&native_float));
  77 }
  78
  79 TEST_F(GinJavaBridgeValueTest, BrokenValues) {
  80   scoped_ptr<base::Value> non_binary(new base::FundamentalValue(42));
  81   EXPECT_FALSE(
  82       GinJavaBridgeValue::ContainsGinJavaBridgeValue(non_binary.get()));
  83
  84   const char dummy_data[] = "\000\001\002\003\004\005\006\007\010\011\012\013";
  85   scoped_ptr<base::BinaryValue> broken_binary(
  86       base::BinaryValue::CreateWithCopiedBuffer(dummy_data,
  87                                                 sizeof(dummy_data)));
  88   EXPECT_FALSE(
  89       GinJavaBridgeValue::ContainsGinJavaBridgeValue(broken_binary.get()));
  90 }
  91
  92 }  // namespace