ConstexprTest.cpp File Reference

#include <folly/portability/Constexpr.h>
#include <folly/portability/GTest.h>

Go to the source code of this file.

Functions
	TEST (ConstexprTest, constexpr_strlen_cstr)
	TEST (ConstexprTest, constexpr_strlen_ints)
	TEST (ConstexprTest, constexpr_strcmp_ints)

Function Documentation

TEST	(	ConstexprTest	,
		constexpr_strlen_cstr
	)

Definition at line 23 of file ConstexprTest.cpp.

References a, folly::constexpr_strlen(), EXPECT_EQ, EXPECT_TRUE, and value.

                                           {
  constexpr auto v = "hello";
  constexpr auto a = folly::constexpr_strlen(v);
  EXPECT_EQ(5, a);
  EXPECT_TRUE((std::is_same<const size_t, decltype(a)>::value));
}

TEST	(	ConstexprTest	,
		constexpr_strlen_ints
	)

Definition at line 32 of file ConstexprTest.cpp.

References a, folly::constexpr_strlen(), EXPECT_EQ, EXPECT_TRUE, and value.

                                           {
  constexpr int v[] = {5, 3, 4, 0, 7};
  constexpr auto a = folly::constexpr_strlen(v);
  EXPECT_EQ(3, a);
  EXPECT_TRUE((std::is_same<const size_t, decltype(a)>::value));
}

TEST	(	ConstexprTest	,
		constexpr_strcmp_ints
	)

Definition at line 39 of file ConstexprTest.cpp.

References folly::constexpr_strcmp().

                                           {
  constexpr int v[] = {5, 3, 4, 0, 7};
  constexpr int v1[] = {6, 4};
  static_assert(constexpr_strcmp(v1, v) > 0, "constexpr_strcmp is broken");
  static_assert(constexpr_strcmp(v, v) == 0, "constexpr_strcmp is broken");
}