Improve `MetaDataRef:{get,set}_float` precision (#13130)

[minetest.git] / games / devtest / mods / unittests / metadata.lua

diff --git a/games/devtest/mods/unittests/metadata.lua b/games/devtest/mods/unittests/metadata.lua
index 2246469ed31fad7bda5c146a40f4081a12dc4add..6b0dcf04a3d70d95c45925579b9957fc3e392f82 100644 (file)
--- a/games/devtest/mods/unittests/metadata.lua
+++ b/games/devtest/mods/unittests/metadata.lua
@@ -63,6 +63,13 @@ local function test_metadata(meta)
        assert(meta:get_float("h") > 1)
        assert(meta:get_string("i") == "${f}")
 
+       meta:set_float("j", 1.23456789)
+       assert(meta:get_float("j") == 1.23456789)
+       meta:set_float("j", -1 / 0)
+       assert(meta:get_float("j") == -1 / 0)
+       meta:set_float("j", 0 / 0)
+       assert(core.is_nan(meta:get_float("j")))
+
        meta:from_table()
        assert(next(meta:to_table().fields) == nil)
        assert(#meta:get_keys() == 0)