gem5  v21.0.1.0
temperature.test.cc
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37 
38 #include <gtest/gtest.h>
39 
40 #include <sstream>
41 
42 #include "base/temperature.hh"
43 
44 TEST(TemperatureTest, Constructor)
45 {
46  Temperature temp;
47  EXPECT_EQ(temp, Temperature(0.0));
48 }
49 
50 TEST(TemperatureTest, Conversion)
51 {
52  Temperature freezing(273.15);
53 
54  EXPECT_EQ(Temperature::fromKelvin(42.0), Temperature(42.0));
55  EXPECT_EQ(Temperature::fromCelsius(0.0), freezing);
56  EXPECT_EQ(Temperature::fromFahrenheit(32.0), freezing);
57 
58  EXPECT_EQ(freezing.toKelvin(), 273.15);
59  EXPECT_EQ(freezing.toCelsius(), 0.0);
60  EXPECT_EQ(Temperature(0).toFahrenheit(), -459.67);
61 }
62 
63 TEST(TemperatureTest, Comparison)
64 {
65  EXPECT_TRUE(Temperature(2.0) < Temperature(3.0));
66  EXPECT_FALSE(Temperature(2.0) < Temperature(2.0));
67  EXPECT_FALSE(Temperature(2.0) < Temperature(1.0));
68 
69  EXPECT_FALSE(Temperature(2.0) > Temperature(3.0));
70  EXPECT_FALSE(Temperature(2.0) > Temperature(2.0));
71  EXPECT_TRUE(Temperature(2.0) > Temperature(1.0));
72 
73  EXPECT_TRUE(Temperature(2.0) <= Temperature(3.0));
74  EXPECT_TRUE(Temperature(2.0) <= Temperature(2.0));
75  EXPECT_FALSE(Temperature(2.0) <= Temperature(1.0));
76 
77  EXPECT_FALSE(Temperature(2.0) >= Temperature(3.0));
78  EXPECT_TRUE(Temperature(2.0) >= Temperature(2.0));
79  EXPECT_TRUE(Temperature(2.0) >= Temperature(1.0));
80 
81  EXPECT_TRUE(Temperature(2.0) == Temperature(2.0));
82  EXPECT_FALSE(Temperature(2.0) == Temperature(3.0));
83 
84  EXPECT_FALSE(Temperature(2.0) != Temperature(2.0));
85  EXPECT_TRUE(Temperature(2.0) != Temperature(3.0));
86 }
87 
88 TEST(TemperatureTest, BinaryOperators)
89 {
90  EXPECT_EQ(Temperature(2.0) + Temperature(1.0), Temperature(3.0));
91  EXPECT_EQ(Temperature(2.0) - Temperature(1.0), Temperature(1.0));
92 
93  EXPECT_EQ(Temperature(8.0) * 2.0, Temperature(16.0));
94  EXPECT_EQ(2.0 * Temperature(8.0), Temperature(16.0));
95  EXPECT_EQ(Temperature(8.0) / 2.0, Temperature(4.0));
96 }
97 
98 TEST(TemperatureTest, AssignmentOperators)
99 {
100  Temperature temp1(0);
101  temp1 += Temperature(1.0);
102  EXPECT_EQ(temp1, Temperature(1.0));
103 
104  Temperature temp2(1.0);
105  temp2 -= Temperature(1.0);
106  EXPECT_EQ(temp2, Temperature(0.0));
107 
108  Temperature temp3(32.0);
109  temp3 *= 2.0;
110  EXPECT_EQ(temp3, Temperature(64.0));
111 
112  Temperature temp4(32.0);
113  temp4 /= 2.0;
114  EXPECT_EQ(temp4, Temperature(16.0));
115 }
116 
117 TEST(TemperatureTest, OutStream)
118 {
119  Temperature temp(42);
120  std::ostringstream ss;
121  ss << "T: " << temp << std::endl;
122  EXPECT_EQ("T: 42K\n", ss.str());
123 }
Temperature::fromCelsius
static Temperature fromCelsius(double _value)
Definition: temperature.cc:47
Temperature::toCelsius
constexpr double toCelsius() const
Definition: temperature.hh:66
Temperature::fromFahrenheit
static Temperature fromFahrenheit(double _value)
Definition: temperature.cc:53
Temperature
The class stores temperatures in Kelvin and provides helper methods to convert to/from Celsius.
Definition: temperature.hh:47
Temperature::toKelvin
constexpr double toKelvin() const
Definition: temperature.hh:65
TEST
TEST(TemperatureTest, Constructor)
Definition: temperature.test.cc:44
ArmISA::ss
Bitfield< 21 > ss
Definition: miscregs_types.hh:56
temperature.hh
Temperature::fromKelvin
static Temperature fromKelvin(double _value)
Definition: temperature.cc:41

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