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-rw-r--r--tests/single.lua12
1 files changed, 12 insertions, 0 deletions
diff --git a/tests/single.lua b/tests/single.lua
index f74c096..e206568 100644
--- a/tests/single.lua
+++ b/tests/single.lua
@@ -138,3 +138,15 @@ if math.tointeger(4611686018427387904) then -- no overflow? (64 bits)
assert(tostring(4611686018427387904) == "4611686018427387904")
assert(tostring(-4611686018427387904) == "-4611686018427387904")
end
+
+if tostring(0.0) == "0.0" then -- "standard" coercion float->string
+ assert('' .. 12 == '12' and 12.0 .. '' == '12.0')
+ assert(tostring(-1203 + 0.0) == "-1203.0")
+else -- compatible coercion
+ assert(tostring(0.0) == "0")
+ assert('' .. 12 == '12' and 12.0 .. '' == '12')
+ assert(tostring(-1203 + 0.0) == "-1203")
+end
+
+x = '"ílo"\n\\'
+assert(string.format('%q%s', x, x) == '"\\"ílo\\"\\\n\\\\""ílo"\n\\')