| // Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| library json_test; |
| |
| import "package:expect/expect.dart"; |
| import "dart:convert"; |
| |
| jsonTest(testName, expect, action(sink)) { |
| var sink = new ChunkedConversionSink.withCallback((values) { |
| var value = values[0]; |
| Expect.equals(expect, value, "$testName:$value"); |
| }); |
| var decoderSink = json.decoder.startChunkedConversion(sink); |
| action(decoderSink); |
| } |
| |
| jsonThrowsTest(testName, action(sink)) { |
| var sink = new ChunkedConversionSink.withCallback((values) { |
| Expect.fail("Should have thrown: $testName"); |
| }); |
| var decoderSink = json.decoder.startChunkedConversion(sink); |
| Expect.throwsFormatException(() => action(decoderSink), testName); |
| } |
| |
| main() { |
| testNumbers(); |
| testStrings(); |
| testKeywords(); |
| } |
| |
| void testStrings() { |
| var s = r'"abc\f\n\r\t\b\"\/\\\u0001\u9999\uffff"'; |
| var expected = "abc\f\n\r\t\b\"\/\\\u0001\u9999\uffff"; |
| for (var i = 1; i < s.length - 1; i++) { |
| var s1 = s.substring(0, i); |
| var s2 = s.substring(i); |
| jsonTest("$s1|$s2", expected, (sink) { |
| sink.add(s1); |
| sink.add(s2); |
| sink.close(); |
| }); |
| jsonTest("$s1|$s2", expected, (sink) { |
| sink.addSlice(s, 0, i, false); |
| sink.addSlice(s, i, s.length, true); |
| }); |
| for (var j = i; j < s.length - 1; j++) { |
| var s2a = s.substring(i, j); |
| var s2b = s.substring(j); |
| jsonTest("$s1|$s2a|$s2b", expected, (sink) { |
| sink.add(s1); |
| sink.add(s2a); |
| sink.add(s2b); |
| sink.close(); |
| }); |
| } |
| } |
| } |
| |
| void testNumbers() { |
| void testNumber(number) { |
| var expected = num.parse(number); |
| for (int i = 1; i < number.length - 1; i++) { |
| var p1 = number.substring(0, i); |
| var p2 = number.substring(i); |
| jsonTest("$p1|$p2", expected, (sink) { |
| sink.add(p1); |
| sink.add(p2); |
| sink.close(); |
| }); |
| |
| jsonTest("$p1|$p2/slice", expected, (sink) { |
| sink.addSlice(number, 0, i, false); |
| sink.addSlice(number, i, number.length, true); |
| }); |
| |
| for (int j = i; j < number.length - 1; j++) { |
| var p2a = number.substring(i, j); |
| var p2b = number.substring(j); |
| jsonTest("$p1|$p2a|$p2b", expected, (sink) { |
| sink.add(p1); |
| sink.add(p2a); |
| sink.add(p2b); |
| sink.close(); |
| }); |
| } |
| } |
| } |
| |
| for (var sign in ["-", ""]) { |
| for (var intPart in ["0", "1", "99"]) { |
| for (var decimalPoint in [".", ""]) { |
| for (var decimals in decimalPoint.isEmpty ? [""] : ["0", "99"]) { |
| for (var e in ["e", "e-", "e+", ""]) { |
| for (var exp in e.isEmpty ? [""] : ["0", "2", "22", "34"]) { |
| testNumber("$sign$intPart$decimalPoint$decimals$e$exp"); |
| } |
| } |
| } |
| } |
| } |
| } |
| |
| void negativeTest(number) { |
| for (int i = 1; i < number.length - 1; i++) { |
| var p1 = number.substring(0, i); |
| var p2 = number.substring(i); |
| jsonThrowsTest("$p1|$p2", (sink) { |
| sink.add(p1); |
| sink.add(p2); |
| sink.close(); |
| }); |
| |
| jsonThrowsTest("$p1|$p2/slice", (sink) { |
| sink.addSlice(number, 0, i, false); |
| sink.addSlice(number, i, number.length, true); |
| }); |
| |
| for (int j = i; j < number.length - 1; j++) { |
| var p2a = number.substring(i, j); |
| var p2b = number.substring(j); |
| jsonThrowsTest("$p1|$p2a|$p2b", (sink) { |
| sink.add(p1); |
| sink.add(p2a); |
| sink.add(p2b); |
| sink.close(); |
| }); |
| } |
| } |
| } |
| |
| negativeTest("+1e"); |
| negativeTest("-00"); |
| negativeTest("01"); |
| negativeTest(".1"); |
| negativeTest("0."); |
| negativeTest("0.e1"); |
| negativeTest("1e"); |
| negativeTest("1e+"); |
| negativeTest("1e-"); |
| } |
| |
| void testKeywords() { |
| for (var expected in [null, true, false]) { |
| var s = "$expected"; |
| for (int i = 1; i < s.length - 1; i++) { |
| var s1 = s.substring(0, i); |
| var s2 = s.substring(i); |
| jsonTest("$s1|$s2", expected, (sink) { |
| sink.add(s1); |
| sink.add(s2); |
| sink.close(); |
| }); |
| jsonTest("$s1|$s2", expected, (sink) { |
| sink.addSlice(s, 0, i, false); |
| sink.addSlice(s, i, s.length, true); |
| }); |
| for (var j = i; j < s.length - 1; j++) { |
| var s2a = s.substring(i, j); |
| var s2b = s.substring(j); |
| jsonTest("$s1|$s2a|$s2b", expected, (sink) { |
| sink.add(s1); |
| sink.add(s2a); |
| sink.add(s2b); |
| sink.close(); |
| }); |
| } |
| } |
| } |
| } |