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29
30
31 #include "sample4.h"
32 #include "gtest/gtest.h"
33
34 namespace {
35 // Tests the Increment() method.
36
TEST(Counter,Increment)37 TEST(Counter, Increment) {
38 Counter c;
39
40 // Test that counter 0 returns 0
41 EXPECT_EQ(0, c.Decrement());
42
43 // EXPECT_EQ() evaluates its arguments exactly once, so they
44 // can have side effects.
45
46 EXPECT_EQ(0, c.Increment());
47 EXPECT_EQ(1, c.Increment());
48 EXPECT_EQ(2, c.Increment());
49
50 EXPECT_EQ(3, c.Decrement());
51 }
52
53 } // namespace
54