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| -rw-r--r-- | src/testdir/test_json.vim | 329 |
1 files changed, 329 insertions, 0 deletions
diff --git a/src/testdir/test_json.vim b/src/testdir/test_json.vim new file mode 100644 index 0000000..96eddc2 --- /dev/null +++ b/src/testdir/test_json.vim @@ -0,0 +1,329 @@ +" Test for JSON functions. + +let s:json1 = '"str\"in\\g"' +let s:var1 = "str\"in\\g" +let s:json2 = '"\u0001\u0002\u0003\u0004\u0005\u0006\u0007"' +let s:var2 = "\x01\x02\x03\x04\x05\x06\x07" +let s:json3 = '"\b\t\n\u000b\f\r\u000e\u000f"' +let s:var3 = "\x08\x09\x0a\x0b\x0c\x0d\x0e\x0f" +let s:json4 = '"\u0010\u0011\u0012\u0013\u0014\u0015\u0016\u0017"' +let s:var4 = "\x10\x11\x12\x13\x14\x15\x16\x17" +let s:json5 = '"\u0018\u0019\u001a\u001b\u001c\u001d\u001e\u001f"' +let s:var5 = "\x18\x19\x1a\x1b\x1c\x1d\x1e\x1f" + +" surrogate pair +let s:jsonsp1 = '"\ud83c\udf63"' +let s:varsp1 = "\xf0\x9f\x8d\xa3" +let s:jsonsp2 = '"\ud83c\u00a0"' +let s:varsp2 = "\ud83c\u00a0" + +let s:jsonmb = '"s¢cĴgё"' +let s:varmb = "s¢cĴgё" +let s:jsonnr = '1234' +let s:varnr = 1234 +let s:jsonfl = '12.34' +let s:varfl = 12.34 +let s:jsonneginf = '-Infinity' +let s:jsonposinf = 'Infinity' +let s:varneginf = -1.0 / 0.0 +let s:varposinf = 1.0 / 0.0 +let s:jsonnan = 'NaN' +let s:varnan = 0.0 / 0.0 + +let s:jsonl1 = '[1,"a",3]' +let s:varl1 = [1, "a", 3] +let s:jsonl2 = '[1,["a",[],"c"],3]' +let s:jsonl2s = " [\r1 , [ \"a\" , [ ] , \"c\" ] , 3\<Tab>]\r\n" +let s:varl2 = [1, 2, 3] +let l2 = ['a', s:varl2, 'c'] +let s:varl2[1] = l2 +let s:varl2x = [1, ["a", [], "c"], 3] +let s:jsonl3 = '[[1,2],[1,2]]' +let l3 = [1, 2] +let s:varl3 = [l3, l3] + +let s:jsond1 = '{"a":1,"b":"bee","c":[1,2]}' +let s:jsd1 = '{a:1,b:"bee",c:[1,2]}' +let s:vard1 = {"a": 1, "b": "bee","c": [1,2]} +let s:jsond2 = '{"1":1,"2":{"a":"aa","b":{},"c":"cc"},"3":3}' +let s:jsd2 = '{"1":1,"2":{a:"aa",b:{},c:"cc"},"3":3}' +let s:jsond2s = " { \"1\" : 1 , \"2\" :\n{ \"a\"\r: \"aa\" , \"b\" : {\<Tab>} , \"c\" : \"cc\" } , \"3\" : 3 }\r\n" +let s:jsd2s = " { \"1\" : 1 , \"2\" :\n{ a\r: \"aa\" , b : {\<Tab>} , c : \"cc\" } , \"3\" : 3 }\r\n" +let s:vard2 = {"1": 1, "2": 2, "3": 3} +let d2 = {"a": "aa", "b": s:vard2, "c": "cc"} +let s:vard2["2"] = d2 +let s:vard2x = {"1": 1, "2": {"a": "aa", "b": {}, "c": "cc"}, "3": 3} +let d3 = {"a": 1, "b": 2} +let s:vard3 = {"x": d3, "y": d3} +let s:jsond3 = '{"x":{"a":1,"b":2},"y":{"a":1,"b":2}}' +let s:jsd3 = '{x:{a:1,b:2},y:{a:1,b:2}}' +let s:vard4 = {"key": v:none} +let s:vard4x = {"key": v:null} +let s:jsond4 = '{"key":null}' +let s:jsd4 = '{key:null}' " js_encode puts no quotes around simple key. +let s:vard5 = {"key!": v:none} +let s:vard5x = {"key!": v:null} +let s:jsond5 = '{"key!":null}' +let s:jsd5 = '{"key!":null}' " js_encode puts quotes around non-simple key. + +let s:jsonvals = '[true,false,null,null]' +let s:varvals = [v:true, v:false, v:null, v:null] + +func Test_json_encode() + call assert_equal(s:json1, json_encode(s:var1)) + call assert_equal(s:json2, json_encode(s:var2)) + call assert_equal(s:json3, s:var3->json_encode()) + call assert_equal(s:json4, json_encode(s:var4)) + call assert_equal(s:json5, json_encode(s:var5)) + + call assert_equal(s:jsonmb, json_encode(s:varmb)) + " no test for surrogate pair, json_encode() doesn't create them. + + call assert_equal(s:jsonnr, json_encode(s:varnr)) + call assert_equal(s:jsonfl, json_encode(s:varfl)) + call assert_equal(s:jsonneginf, json_encode(s:varneginf)) + call assert_equal(s:jsonposinf, json_encode(s:varposinf)) + call assert_equal(s:jsonnan, json_encode(s:varnan)) + + call assert_equal(s:jsonl1, json_encode(s:varl1)) + call assert_equal(s:jsonl2, json_encode(s:varl2)) + call assert_equal(s:jsonl3, json_encode(s:varl3)) + + call assert_equal(s:jsond1, json_encode(s:vard1)) + call assert_equal(s:jsond2, json_encode(s:vard2)) + call assert_equal(s:jsond3, json_encode(s:vard3)) + call assert_equal(s:jsond4, json_encode(s:vard4)) + call assert_equal(s:jsond5, json_encode(s:vard5)) + + call assert_equal(s:jsonvals, json_encode(s:varvals)) + + " JSON is always encoded in utf-8 regardless of 'encoding' value. + let save_encoding = &encoding + set encoding=latin1 + call assert_equal('"café"', json_encode("caf\xe9")) + let &encoding = save_encoding + + " Invalid utf-8 sequences are replaced with U+FFFD (replacement character) + call assert_equal('"foo' . "\ufffd" . '"', json_encode("foo\xAB")) + + call assert_fails('echo json_encode(function("tr"))', 'E1161: Cannot json encode a func') + call assert_fails('echo json_encode([function("tr")])', 'E1161: Cannot json encode a func') + + call assert_equal('{"a":""}', json_encode({'a': test_null_string()})) + call assert_equal('{"a":[]}', json_encode({"a": test_null_list()})) + call assert_equal('{"a":{}}', json_encode({"a": test_null_dict()})) + + silent! let res = json_encode(function("tr")) + call assert_equal("", res) +endfunc + +func Test_json_decode() + call assert_equal(s:var1, json_decode(s:json1)) + call assert_equal(s:var2, json_decode(s:json2)) + call assert_equal(s:var3, s:json3->json_decode()) + call assert_equal(s:var4, json_decode(s:json4)) + call assert_equal(s:var5, json_decode(s:json5)) + + call assert_equal(s:varmb, json_decode(s:jsonmb)) + call assert_equal(s:varsp1, json_decode(s:jsonsp1)) + call assert_equal(s:varsp2, json_decode(s:jsonsp2)) + + call assert_equal(s:varnr, json_decode(s:jsonnr)) + call assert_equal(s:varfl, json_decode(s:jsonfl)) + + call assert_equal(s:varl1, json_decode(s:jsonl1)) + call assert_equal(s:varl2x, json_decode(s:jsonl2)) + call assert_equal(s:varl2x, json_decode(s:jsonl2s)) + call assert_equal(s:varl3, json_decode(s:jsonl3)) + + call assert_equal(s:vard1, json_decode(s:jsond1)) + call assert_equal(s:vard2x, json_decode(s:jsond2)) + call assert_equal(s:vard2x, json_decode(s:jsond2s)) + call assert_equal(s:vard3, json_decode(s:jsond3)) + call assert_equal(s:vard4x, json_decode(s:jsond4)) + call assert_equal(s:vard5x, json_decode(s:jsond5)) + + call assert_equal(s:varvals, json_decode(s:jsonvals)) + + call assert_equal(v:true, json_decode('true')) + call assert_equal(type(v:true), type(json_decode('true'))) + call assert_equal(v:none, json_decode('')) + call assert_equal(type(v:none), type(json_decode(''))) + call assert_equal("", json_decode('""')) + + " Character in string after \ is ignored if not special. + call assert_equal("x", json_decode('"\x"')) + + " JSON is always encoded in utf-8 regardless of 'encoding' value. + let save_encoding = &encoding + set encoding=latin1 + call assert_equal("caf\xe9", json_decode('"café"')) + let &encoding = save_encoding + + " empty key is OK + call assert_equal({'': 'ok'}, json_decode('{"": "ok"}')) + " but not twice + call assert_fails("call json_decode('{\"\": \"ok\", \"\": \"bad\"}')", 'E938:') + + call assert_equal({'n': 1}, json_decode('{"n":1,}')) + call assert_fails("call json_decode(\"{'n':'1',}\")", 'E491:') + call assert_fails("call json_decode(\"'n'\")", 'E491:') + + call assert_fails('call json_decode("\"")', "E491:") + call assert_fails('call json_decode("blah")', "E491:") + call assert_fails('call json_decode("true blah")', "E488:") + call assert_fails('call json_decode("<foobar>")', "E491:") + call assert_fails('call json_decode("{\"a\":1,\"a\":2}")', "E938:") + + call assert_fails('call json_decode("{")', "E491:") + call assert_fails('call json_decode("{foobar}")', "E491:") + call assert_fails('call json_decode("{\"n\",")', "E491:") + call assert_fails('call json_decode("{\"n\":")', "E491:") + call assert_fails('call json_decode("{\"n\":1")', "E491:") + call assert_fails('call json_decode("{\"n\":1,")', "E491:") + call assert_fails('call json_decode("{\"n\",1}")', "E491:") + call assert_fails('call json_decode("{-}")', "E491:") + call assert_fails('call json_decode("{3.14:1}")', "E806:") + + call assert_fails('call json_decode("[foobar]")', "E491:") + call assert_fails('call json_decode("[")', "E491:") + call assert_fails('call json_decode("[1")', "E491:") + call assert_fails('call json_decode("[1,")', "E491:") + call assert_fails('call json_decode("[1 2]")', "E491:") + + call assert_fails('call json_decode("[1,,2]")', "E491:") + + call assert_fails('call json_decode("{{}:42}")', "E491:") + call assert_fails('call json_decode("{[]:42}")', "E491:") + call assert_fails('call json_decode("{1:1{")', "E491:") + + call assert_fails('call json_decode("-")', "E491:") + call assert_fails('call json_decode("-1x")', "E491:") + call assert_fails('call json_decode("infinit")', "E491:") + + call assert_fails('call json_decode("\"\\u111Z\"")', 'E491:') + call assert_equal('[😂]', json_decode('"[\uD83D\uDE02]"')) + call assert_equal('a😂b', json_decode('"a\uD83D\uDE02b"')) + + call assert_fails('call json_decode("{\"\":{\"\":{")', 'E491:') +endfunc + +let s:jsl5 = '[7,,,]' +let s:varl5 = [7, v:none, v:none] + +func Test_js_encode() + call assert_equal(s:json1, js_encode(s:var1)) + call assert_equal(s:json2, js_encode(s:var2)) + call assert_equal(s:json3, s:var3->js_encode()) + call assert_equal(s:json4, js_encode(s:var4)) + call assert_equal(s:json5, js_encode(s:var5)) + + call assert_equal(s:jsonmb, js_encode(s:varmb)) + " no test for surrogate pair, js_encode() doesn't create them. + + call assert_equal(s:jsonnr, js_encode(s:varnr)) + call assert_equal(s:jsonfl, js_encode(s:varfl)) + call assert_equal(s:jsonneginf, js_encode(s:varneginf)) + call assert_equal(s:jsonposinf, js_encode(s:varposinf)) + call assert_equal(s:jsonnan, js_encode(s:varnan)) + + call assert_equal(s:jsonl1, js_encode(s:varl1)) + call assert_equal(s:jsonl2, js_encode(s:varl2)) + call assert_equal(s:jsonl3, js_encode(s:varl3)) + + call assert_equal(s:jsd1, js_encode(s:vard1)) + call assert_equal(s:jsd2, js_encode(s:vard2)) + call assert_equal(s:jsd3, js_encode(s:vard3)) + call assert_equal(s:jsd4, js_encode(s:vard4)) + call assert_equal(s:jsd5, js_encode(s:vard5)) + + call assert_equal(s:jsonvals, js_encode(s:varvals)) + + call assert_fails('echo js_encode(function("tr"))', 'E1161: Cannot json encode a func') + call assert_fails('echo js_encode([function("tr")])', 'E1161: Cannot json encode a func') + + silent! let res = js_encode(function("tr")) + call assert_equal("", res) + + call assert_equal(s:jsl5, js_encode(s:varl5)) +endfunc + +func Test_js_decode() + call assert_equal(s:var1, js_decode(s:json1)) + call assert_equal(s:var2, js_decode(s:json2)) + call assert_equal(s:var3, s:json3->js_decode()) + call assert_equal(s:var4, js_decode(s:json4)) + call assert_equal(s:var5, js_decode(s:json5)) + + call assert_equal(s:varmb, js_decode(s:jsonmb)) + call assert_equal(s:varsp1, js_decode(s:jsonsp1)) + call assert_equal(s:varsp2, js_decode(s:jsonsp2)) + + call assert_equal(s:varnr, js_decode(s:jsonnr)) + call assert_equal(s:varfl, js_decode(s:jsonfl)) + call assert_equal(s:varneginf, js_decode(s:jsonneginf)) + call assert_equal(s:varposinf, js_decode(s:jsonposinf)) + call assert_true(isnan(js_decode(s:jsonnan))) + + call assert_equal(s:varl1, js_decode(s:jsonl1)) + call assert_equal(s:varl2x, js_decode(s:jsonl2)) + call assert_equal(s:varl2x, js_decode(s:jsonl2s)) + call assert_equal(s:varl3, js_decode(s:jsonl3)) + + call assert_equal(s:vard1, js_decode(s:jsond1)) + call assert_equal(s:vard1, js_decode(s:jsd1)) + call assert_equal(s:vard2x, js_decode(s:jsond2)) + call assert_equal(s:vard2x, js_decode(s:jsd2)) + call assert_equal(s:vard2x, js_decode(s:jsond2s)) + call assert_equal(s:vard2x, js_decode(s:jsd2s)) + call assert_equal(s:vard3, js_decode(s:jsond3)) + call assert_equal(s:vard3, js_decode(s:jsd3)) + call assert_equal(s:vard4x, js_decode(s:jsond4)) + call assert_equal(s:vard4x, js_decode(s:jsd4)) + call assert_equal(s:vard5x, js_decode(s:jsond5)) + call assert_equal(s:vard5x, js_decode(s:jsd5)) + + call assert_equal(s:varvals, js_decode(s:jsonvals)) + + call assert_equal(v:true, js_decode('true')) + call assert_equal(type(v:true), type(js_decode('true'))) + call assert_equal(v:none, js_decode('')) + call assert_equal(type(v:none), type(js_decode(''))) + call assert_equal("", js_decode('""')) + call assert_equal("", js_decode("''")) + + call assert_equal('n', js_decode("'n'")) + call assert_equal({'n': 1}, js_decode('{"n":1,}')) + call assert_equal({'n': '1'}, js_decode("{'n':'1',}")) + + call assert_fails('call js_decode("\"")', "E491:") + call assert_fails('call js_decode("blah")', "E491:") + call assert_fails('call js_decode("true blah")', "E488:") + call assert_fails('call js_decode("<foobar>")', "E491:") + + call assert_fails('call js_decode("{")', "E491:") + call assert_fails('call js_decode("{foobar}")', "E491:") + call assert_fails('call js_decode("{\"n\",")', "E491:") + call assert_fails('call js_decode("{\"n\":")', "E491:") + call assert_fails('call js_decode("{\"n\":1")', "E491:") + call assert_fails('call js_decode("{\"n\":1,")', "E491:") + call assert_fails('call js_decode("{\"n\",1}")', "E491:") + call assert_fails('call js_decode("{-}")', "E491:") + + call assert_fails('call js_decode("[foobar]")', "E491:") + call assert_fails('call js_decode("[")', "E491:") + call assert_fails('call js_decode("[1")', "E491:") + call assert_fails('call js_decode("[1,")', "E491:") + call assert_fails('call js_decode("[1 2]")', "E491:") + + call assert_equal(s:varl5, js_decode(s:jsl5)) +endfunc + +func Test_json_encode_long() + " The growarray uses a grow size of 4000, check that a result that is exactly + " 4000 bytes long is not missing the final NUL. + let json = json_encode([repeat('a', 3996)]) + call assert_equal(4000, len(json)) +endfunc + +" vim: shiftwidth=2 sts=2 expandtab |