fix xml.tostring

dev/tests/parsing.lua

@@ -0,0 +1,33 @@
+local src = "<test><sub>test</sub></test>"
+local parsed = xml.parse(src)
+asserts.equals(src, xml.tostring(parsed, false))
+
+local src = "{\"test\": \"test\", \"sub\": {\"test\": \"test\"}}"
+local parsed = json.parse(src)
+asserts.equals("test", parsed.test)
+asserts.equals("test", parsed.sub.test)
+
+-- toml
+local src = [[
+[section]
+key = "value"
+# comment
+key2 = "other value"
+number = 42
+pi = 3.14159
+enabled = true
+items = ["a", "b", "c"]
+table = { x = 1, y = 2 }
+]]
+local parsed = toml.parse(src)
+
+asserts.equals("value", parsed.section.key)
+asserts.equals("other value", parsed.section.key2)
+asserts.equals(42, parsed.section.number)
+asserts.equals(3.14159, parsed.section.pi)
+asserts.equals(true, parsed.section.enabled)
+asserts.equals("a", parsed.section.items[1])
+asserts.equals("b", parsed.section.items[2])
+asserts.equals("c", parsed.section.items[3])
+asserts.equals(1, parsed.section.table.x)
+asserts.equals(2, parsed.section.table.y)