1 files changed, 44 insertions, 0 deletions
diff --git a/builtin/common/tests/serialize_spec.lua b/builtin/common/tests/serialize_spec.lua
new file mode 100644
index 000000000..c41b0a372
--- /dev/null
+++ b/builtin/common/tests/serialize_spec.lua
@@ -0,0 +1,44 @@
+_G.core = {}
+
+_G.setfenv = require 'busted.compatibility'.setfenv
+
+dofile("builtin/common/serialize.lua")
+
+describe("serialize", function()
+	it("works", function()
+		local test_in = {cat={sound="nyan", speed=400}, dog={sound="woof"}}
+		local test_out = core.deserialize(core.serialize(test_in))
+
+		assert.same(test_in, test_out)
+	end)
+
+	it("handles characters", function()
+		local test_in = {escape_chars="\n\r\t\v\\\"\'", non_european="θשׁ٩∂"}
+		local test_out = core.deserialize(core.serialize(test_in))
+		assert.same(test_in, test_out)
+	end)
+
+	it("handles recursive structures", function()
+		local test_in = { hello = "world" }
+		test_in.foo = test_in
+
+		local test_out = core.deserialize(core.serialize(test_in))
+		assert.same(test_in, test_out)
+	end)
+
+	it("strips functions in safe mode", function()
+		local test_in = {
+			func = function(a, b)
+				error("test")
+			end,
+			foo = "bar"
+		}
+
+		local str = core.serialize(test_in)
+		assert.not_nil(str:find("loadstring"))
+
+		local test_out = core.deserialize(str, true)
+		assert.is_nil(test_out.func)
+		assert.equals(test_out.foo, "bar")
+	end)
+end)