Add tests and update refs.

tests/parser/unicode.py

@@ -0,0 +1,15 @@
+def test_frompyfunc_name(self):
+    # name conversion was failing for python 3 strings
+    # resulting in the default '?' name. Also test utf-8
+    # encoding using non-ascii name.
+    def cassé(x):
+        return x
+
+ℙƴtℌøἤ = 1
+print(ℙƴtℌøἤ)
+
+if 诶 != 2:
+    pass
+
+def क१():
+    ...

tests/reference/ast_new-unicode-d3199dc.json

@@ -0,0 +1,13 @@
+{
+    "basename": "ast_new-unicode-d3199dc",
+    "cmd": "lpython --show-ast --new-parser --no-color {infile} -o {outfile}",
+    "infile": "tests/parser/unicode.py",
+    "infile_hash": "6b3cd163f80b29c927ea2538095688bb9d903c15b5e4a782dc821db5",
+    "outfile": null,
+    "outfile_hash": null,
+    "stdout": "ast_new-unicode-d3199dc.stdout",
+    "stdout_hash": "bdca5ecb774b300120d0fb96e5d605081cc605679407404407f9b050",
+    "stderr": null,
+    "stderr_hash": null,
+    "returncode": 0
+}

tests/reference/ast_new-unicode-d3199dc.stdout

@@ -0,0 +1 @@
+(Module [(FunctionDef test_frompyfunc_name ([] [(self () ())] [] [] [] [] []) [(FunctionDef cassé ([] [(x () ())] [] [] [] [] []) [(Return (Name x Load))] [] () ())] [] () ()) (Assign [(Name ℙƴtℌøἤ Store)] (ConstantInt 1 ()) ()) (Expr (Call (Name print Load) [(Name ℙƴtℌøἤ Load)] [])) (If (Compare (Name 诶 Load) NotEq [(ConstantInt 2 ())]) [(Pass)] []) (FunctionDef क१ ([] [] [] [] [] [] []) [(Expr (ConstantEllipsis ()))] [] () ())] [])

tests/tests.toml

@@ -532,6 +532,10 @@ ast_new = true
 filename = "parser/type_comment1.py"
 ast_new = true
 
+[[test]]
+filename = "parser/unicode.py"
+ast_new = true
+
 # tests/errors
 
 [[test]]