googletest中的ASSERT_NEAR 怎么使用

ASSERT_NEAR是Google Test中的一个宏，用于比较两个浮点数是否接近。使用ASSERT_NEAR时，首先需要提供两个浮点数，然后提供一个允许的误差范围。如果两个浮点数的差的绝对值小于允许的误差范围，则断言成功，否则失败。

例如：

ASSERT_NEAR(3.14159, 3.14158, 0.0001);

上述代码表示断言3.14159和3.14158两个浮点数是否接近，允许的误差范围为0.0001。如果两个浮点数的差的绝对值小于0.0001，则断言成功。

相关问题

type of googletest assert

The type of GoogleTest assert is a set of macros that are used to test conditions in C++ code. These macros are typically used in unit testing frameworks to verify that a particular piece of code behaves as expected under different scenarios. The GoogleTest assert macros include ASSERT_TRUE, ASSERT_FALSE, ASSERT_EQ, ASSERT_NE, ASSERT_LT, ASSERT_LE, ASSERT_GT, ASSERT_GE, ASSERT_NEAR, ASSERT_THROW, ASSERT_NO_THROW, and ASSERT_ANY_THROW.

googletest有哪些断言

？我可以回答这个问题。googletest中有以下几种断言：ASSERT_EQ, ASSERT_NE, ASSERT_LT, ASSERT_LE, ASSERT_GT, ASSERT_GE, ASSERT_TRUE, ASSERT_FALSE, ASSERT_STREQ, ASSERT_STRNE, ASSERT_STRCASEEQ, ASSERT_STRCASENE, ASSERT_FLOAT_EQ, ASSERT_DOUBLE_EQ, ASSERT_NEAR。