tests: Add test for `unescape`

tests/tests/swfs/avm2/unescape/Test.as

@@ -0,0 +1,46 @@
+package {
+
+	public class Test {
+	}
+}
+
+trace("Valid sequences");
+trace("unescape(\"%32%33\")");
+trace(unescape("%32%33"));
+
+trace("unescape(\"aa %32%33\")");
+trace(unescape("aa %32%33"));
+
+trace("unescape(\"%32 aa %33\")");
+trace(unescape("%32 aa %33"));
+
+trace("unescape(\"%32%33 aa\")");
+trace(unescape("%32%33 aa"));
+
+trace("unescape(escape(\"😊\"))");
+trace(unescape(escape("😊")));
+
+trace("unescape(escape(\"&& 😊 😊 😊 😊 😊bb\"))");
+trace(unescape(escape("&& 😊 😊 😊 😊 😊bb")));
+
+trace("Invalid sequences");
+trace("unescape(\"%32%3\")");
+trace(unescape("%32%3"));
+
+trace("unescape(\"%%3\")");
+trace(unescape("%%3"));
+
+trace("unescape(\"%G3\")");
+trace(unescape("%G3 %25"));
+
+trace("unescape(\"%u\")");
+trace(unescape("%u"));
+
+trace("unescape(\"%u33\")");
+trace(unescape("%u33"));
+
+trace("unescape(\"%U3333\")");
+trace(unescape("%U3333"));
+
+trace("unescape(\"%u333G\")");
+trace(unescape("%u333G"));

tests/tests/swfs/avm2/unescape/output.txt

@@ -0,0 +1,28 @@
+Valid sequences
+unescape("%32%33")
+23
+unescape("aa %32%33")
+aa 23
+unescape("%32 aa %33")
+2 aa 3
+unescape("%32%33 aa")
+23 aa
+unescape(escape("😊"))
+😊
+unescape(escape("&& 😊 😊 😊 😊 😊bb"))
+&& 😊 😊 😊 😊 😊bb
+Invalid sequences
+unescape("%32%3")
+2%3
+unescape("%%3")
+%%3
+unescape("%G3")
+%G3 %
+unescape("%u")
+%u
+unescape("%u33")
+%u33
+unescape("%U3333")
+%U3333
+unescape("%u333G")
+%u333G

tests/tests/swfs/avm2/unescape/test.toml

@@ -0,0 +1 @@
+num_frames = 1