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/* Apache License, Version 2.0 */
#include "BLI_any.hh"
#include "BLI_map.hh"
#include "testing/testing.h"
namespace blender::tests {
TEST(any, DefaultConstructor)
{
Any<> a;
EXPECT_FALSE(a.has_value());
}
TEST(any, AssignInt)
{
Any<> a = 5;
EXPECT_TRUE(a.has_value());
EXPECT_TRUE(a.is<int>());
EXPECT_FALSE(a.is<float>());
const int &value = a.get<int>();
EXPECT_EQ(value, 5);
a = 10;
EXPECT_EQ(value, 10);
Any<> b = a;
EXPECT_TRUE(b.has_value());
EXPECT_EQ(b.get<int>(), 10);
Any<> c = std::move(a);
EXPECT_TRUE(c);
EXPECT_EQ(c.get<int>(), 10);
EXPECT_EQ(a.get<int>(), 10); /* NOLINT: bugprone-use-after-move */
a.reset();
EXPECT_FALSE(a);
}
TEST(any, AssignMap)
{
Any<> a = Map<int, int>();
EXPECT_TRUE(a.has_value());
EXPECT_TRUE((a.is<Map<int, int>>()));
EXPECT_FALSE((a.is<Map<int, float>>()));
Map<int, int> &map = a.get<Map<int, int>>();
map.add(4, 2);
EXPECT_EQ((a.get<Map<int, int>>().lookup(4)), 2);
Any<> b = a;
EXPECT_TRUE(b);
EXPECT_EQ((b.get<Map<int, int>>().lookup(4)), 2);
Any<> c = std::move(a);
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wself-assign-overloaded"
/* Test valid state after self assignment. */
c = c;
#pragma clang diagnostic pop
EXPECT_TRUE(c);
EXPECT_EQ((c.get<Map<int, int>>().lookup(4)), 2);
EXPECT_TRUE((a.get<Map<int, int>>().is_empty())); /* NOLINT: bugprone-use-after-move */
}
TEST(any, AssignAny)
{
Any<> a = 5;
Any<> b = std::string("hello");
Any<> c;
Any<> z;
EXPECT_FALSE(z.has_value());
z = a;
EXPECT_TRUE(z.has_value());
EXPECT_EQ(z.get<int>(), 5);
z = b;
EXPECT_EQ(z.get<std::string>(), "hello");
z = c;
EXPECT_FALSE(z.has_value());
z = Any(std::in_place_type<Any<>>, a);
EXPECT_FALSE(z.is<int>());
EXPECT_TRUE(z.is<Any<>>());
EXPECT_EQ(z.get<Any<>>().get<int>(), 5);
}
struct ExtraSizeInfo {
size_t size;
template<typename T> static ExtraSizeInfo get()
{
return {sizeof(T)};
}
};
TEST(any, ExtraInfo)
{
using MyAny = Any<ExtraSizeInfo>;
MyAny a = 5;
EXPECT_EQ(a.extra_info().size, sizeof(int));
a = std::string("hello");
EXPECT_EQ(a.extra_info().size, sizeof(std::string));
}
} // namespace blender::tests
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