Make min/max length constraints unicode-aware so that strings containing non-ASCII characters are handled correctly.

include/valijson/utils/utf8_utils.hpp

@@ -0,0 +1,53 @@
+#ifndef __VALIJSON_UTILS_UTF8_UTILS_HPP
+#define __VALIJSON_UTILS_UTF8_UTILS_HPP
+
+/*
+  Basic UTF-8 manipulation routines, adapted from code that was released into
+  the public domain by Jeff Bezanson.
+*/
+
+namespace valijson {
+namespace utils {
+
+static const u_int32_t offsetsFromUTF8[6] = {
+    0x00000000UL, 0x00003080UL, 0x000E2080UL,
+    0x03C82080UL, 0xFA082080UL, 0x82082080UL
+};
+
+/* is c the start of a utf8 sequence? */
+inline bool isutf(char c) {
+    return ((c & 0xC0) != 0x80);
+}
+
+/* reads the next utf-8 sequence out of a string, updating an index */
+inline u_int32_t u8_nextchar(const char *s, int *i)
+{
+    u_int32_t ch = 0;
+    int sz = 0;
+
+    do {
+        ch <<= 6;
+        ch += (unsigned char)s[(*i)++];
+        sz++;
+    } while (s[*i] && !isutf(s[*i]));
+    ch -= offsetsFromUTF8[sz-1];
+
+    return ch;
+}
+
+/* number of characters */
+inline int u8_strlen(const char *s)
+{
+    int count = 0;
+    int i = 0;
+
+    while (u8_nextchar(s, &i) != 0)
+        count++;
+
+    return count;
+}
+
+}  // namespace utils
+}  // namespace valijson
+
+#endif

include/valijson/validation_visitor.hpp

@@ -8,6 +8,8 @@
 #include <valijson/constraints/constraint_visitor.hpp>
 #include <valijson/validation_results.hpp>
 
+#include <valijson/utils/utf8_utils.hpp>
+
 namespace valijson {
 
 class ValidationResults;
@@ -465,14 +467,17 @@ public:
      */
     virtual bool visit(const MaxLengthConstraint &constraint)
     {
-        if (target.isString() &&
-            target.getString().size() > constraint.maxLength) {
-            if (results) {
-                results->pushError(context, "String should be no more than " +
-                    boost::lexical_cast<std::string>(constraint.maxLength) +
-                    " characters in length.");
+        if (target.isString()) {
+            const std::string s = target.getString();
+            const int len = utils::u8_strlen(s.c_str());
+            if (len > constraint.maxLength) {
+                if (results) {
+                    results->pushError(context, "String should be no more than " +
+                        boost::lexical_cast<std::string>(constraint.maxLength) +
+                        " characters in length.");
+                }
+                return false;
             }
-            return false;
         }
 
         return true;
@@ -572,14 +577,17 @@ public:
      */
     virtual bool visit(const MinLengthConstraint &constraint)
     {
-        if (target.isString() &&
-            target.getString().size() < constraint.minLength) {
-            if (results) {
-                results->pushError(context, "String should be no fewer than " +
-                    boost::lexical_cast<std::string>(constraint.minLength) +
-                    " characters in length.");
+        if (target.isString()) {
+            const std::string s = target.getString();
+            const int len = utils::u8_strlen(s.c_str());
+            if (len < constraint.minLength) {
+                if (results) {
+                    results->pushError(context, "String should be no fewer than " +
+                        boost::lexical_cast<std::string>(constraint.minLength) +
+                        " characters in length.");
+                }
+                return false;
             }
-            return false;
         }
 
         return true;

thirdparty/JSON-Schema-Test-Suite/README.md

@@ -1,4 +1,4 @@
-JSON Schema Test Suite
+JSON Schema Test Suite [![Build Status](https://travis-ci.org/json-schema/JSON-Schema-Test-Suite.png?branch=develop)](https://travis-ci.org/json-schema/JSON-Schema-Test-Suite)
 ======================
 
 This repository contains a set of JSON objects that implementors of JSON Schema
@@ -67,9 +67,14 @@ This suite is being used by:
   * [jsonschema (javascript)](https://github.com/tdegrunt/jsonschema)
   * [JaySchema (javascript)](https://github.com/natesilva/jayschema)
   * [z-schema (javascript)](https://github.com/zaggino/z-schema)
+  * [jassi (javascript)](https://github.com/iclanzan/jassi)
+  * [json-schema-valid (javascript)](https://github.com/ericgj/json-schema-valid)
   * [jesse (Erlang)](https://github.com/klarna/jesse)
   * [json-schema (PHP)](https://github.com/justinrainbow/json-schema)
   * [gojsonschema (Go)](https://github.com/sigu-399/gojsonschema) 
+  * [json_schema (Dart)](https://github.com/patefacio/json_schema) 
+  * [tv4 (JavaScript)](https://github.com/geraintluff/tv4)
+  * [Jsonary (JavaScript)](https://github.com/jsonary-js/jsonary)
 
 If you use it as well, please fork and send a pull request adding yourself to
 the list :).
@@ -78,3 +83,7 @@ Contributing
 ------------
 
 If you see something missing or incorrect, a pull request is most welcome!
+
+There are some sanity checks in place for testing the test suite. You can run
+them with `bin/jsonschema_suite check`. They will be run automatically by
+[Travis CI](https://travis-ci.org/) as well.

thirdparty/JSON-Schema-Test-Suite/tests/draft3/additionalProperties.json

@@ -4,6 +4,7 @@
             "additionalProperties being false does not allow other properties",
         "schema": {
             "properties": {"foo": {}, "bar": {}},
+            "patternProperties": { "^v": {} },
             "additionalProperties": false
         },
         "tests": [
@@ -21,6 +22,11 @@
                 "description": "ignores non-objects",
                 "data": [1, 2, 3],
                 "valid": true
+            },
+            {
+                "description": "patternProperties are not additional properties",
+                "data": {"foo":1, "vroom": 2},
+                "valid": true
             }
         ]
     },

thirdparty/JSON-Schema-Test-Suite/tests/draft3/enum.json

@@ -35,5 +35,37 @@
                 "valid": false
             }
         ]
+    },
+    {
+        "description": "enums in properties",
+        "schema": {
+           "type":"object",
+		     "properties": {
+		        "foo": {"enum":["foo"]},
+		        "bar": {"enum":["bar"], "required":true}
+		     }
+		  },
+        "tests": [
+            {
+                "description": "both properties are valid",
+                "data": {"foo":"foo", "bar":"bar"},
+                "valid": true
+            },
+            {
+                "description": "missing optional property is valid",
+                "data": {"bar":"bar"},
+                "valid": true
+            },
+            {
+                "description": "missing required property is invalid",
+                "data": {"foo":"foo"},
+                "valid": false
+            },
+            {
+                "description": "missing all properties is invalid",
+                "data": {},
+                "valid": false
+            }
+        ]
     }
 ]

thirdparty/JSON-Schema-Test-Suite/tests/draft3/maxLength.json

@@ -22,6 +22,11 @@
                 "description": "ignores non-strings",
                 "data": 10,
                 "valid": true
+            },
+            {
+                "description": "two supplementary Unicode code points is long enough",
+                "data": "\uD83D\uDCA9\uD83D\uDCA9",
+                "valid": true
             }
         ]
     }

thirdparty/JSON-Schema-Test-Suite/tests/draft3/minLength.json

@@ -22,6 +22,11 @@
                 "description": "ignores non-strings",
                 "data": 1,
                 "valid": true
+            },
+            {
+                "description": "one supplementary Unicode code point is not long enough",
+                "data": "\uD83D\uDCA9",
+                "valid": false
             }
         ]
     }

thirdparty/JSON-Schema-Test-Suite/tests/draft3/optional/bignum.json

@@ -32,6 +32,17 @@
             }
         ]
     },
+    {
+        "description": "integer comparison",
+        "schema": {"maximum": 18446744073709551615},
+        "tests": [
+            {
+                "description": "comparison works for high numbers",
+                "data": 18446744073709551600,
+                "valid": true
+            }
+        ]
+    },
     {
         "description": "float comparison with high precision",
         "schema": {

thirdparty/JSON-Schema-Test-Suite/tests/draft3/optional/format.json

@@ -81,6 +81,11 @@
                 "description": "an invalid URI",
                 "data": "\\\\WINDOWS\\fileshare",
                 "valid": false
+            },
+            {
+                "description": "an invalid URI though valid URI reference",
+                "data": "abc",
+                "valid": false
             }
         ]
     },

thirdparty/JSON-Schema-Test-Suite/tests/draft4/additionalProperties.json

@@ -4,6 +4,7 @@
             "additionalProperties being false does not allow other properties",
         "schema": {
             "properties": {"foo": {}, "bar": {}},
+            "patternProperties": { "^v": {} },
             "additionalProperties": false
         },
         "tests": [
@@ -21,6 +22,11 @@
                 "description": "ignores non-objects",
                 "data": [1, 2, 3],
                 "valid": true
+            },
+            {
+                "description": "patternProperties are not additional properties",
+                "data": {"foo":1, "vroom": 2},
+                "valid": true
             }
         ]
     },

thirdparty/JSON-Schema-Test-Suite/tests/draft4/enum.json

@@ -35,5 +35,38 @@
                 "valid": false
             }
         ]
+    },
+    {
+        "description": "enums in properties",
+        "schema": {
+           "type":"object",
+		     "properties": {
+		        "foo": {"enum":["foo"]},
+		        "bar": {"enum":["bar"]}
+		     },
+		     "required": ["bar"]
+		  },
+        "tests": [
+            {
+                "description": "both properties are valid",
+                "data": {"foo":"foo", "bar":"bar"},
+                "valid": true
+            },
+            {
+                "description": "missing optional property is valid",
+                "data": {"bar":"bar"},
+                "valid": true
+            },
+            {
+                "description": "missing required property is invalid",
+                "data": {"foo":"foo"},
+                "valid": false
+            },
+            {
+                "description": "missing all properties is invalid",
+                "data": {},
+                "valid": false
+            }
+        ]
     }
 ]

thirdparty/JSON-Schema-Test-Suite/tests/draft4/maxLength.json

@@ -20,7 +20,12 @@
             },
             {
                 "description": "ignores non-strings",
-                "data": 10,
+                "data": 100,
+                "valid": true
+            },
+            {
+                "description": "two supplementary Unicode code points is long enough",
+                "data": "\uD83D\uDCA9\uD83D\uDCA9",
                 "valid": true
             }
         ]

thirdparty/JSON-Schema-Test-Suite/tests/draft4/minLength.json

@@ -22,6 +22,11 @@
                 "description": "ignores non-strings",
                 "data": 1,
                 "valid": true
+            },
+            {
+                "description": "one supplementary Unicode code point is not long enough",
+                "data": "\uD83D\uDCA9",
+                "valid": false
             }
         ]
     }

thirdparty/JSON-Schema-Test-Suite/tests/draft4/not.json

@@ -69,5 +69,28 @@
                 "valid": false
             }
         ]
+    },
+    {
+        "description": "forbidden property",
+        "schema": {
+            "properties": {
+                "foo": { 
+                    "not": {}
+                }
+            }
+        },
+        "tests": [
+            {
+                "description": "property present",
+                "data": {"foo": 1, "bar": 2},
+                "valid": false
+            },
+            {
+                "description": "property absent",
+                "data": {"bar": 1, "baz": 2},
+                "valid": true
+            }
+        ]
     }
+
 ]

thirdparty/JSON-Schema-Test-Suite/tests/draft4/optional/bignum.json

@@ -32,6 +32,17 @@
             }
         ]
     },
+    {
+        "description": "integer comparison",
+        "schema": {"maximum": 18446744073709551615},
+        "tests": [
+            {
+                "description": "comparison works for high numbers",
+                "data": 18446744073709551600,
+                "valid": true
+            }
+        ]
+    },
     {
         "description": "float comparison with high precision",
         "schema": {

thirdparty/JSON-Schema-Test-Suite/tests/draft4/optional/format.json

@@ -33,6 +33,11 @@
                 "description": "an invalid URI",
                 "data": "\\\\WINDOWS\\fileshare",
                 "valid": false
+            },
+            {
+                "description": "an invalid URI though valid URI reference",
+                "data": "abc",
+                "valid": false
             }
         ]
     },
@@ -70,6 +75,16 @@
                 "description": "an IP address with out-of-range values",
                 "data": "256.256.256.256",
                 "valid": false
+            },
+            {
+                "description": "an IP address without 4 components",
+                "data": "127.0",
+                "valid": false
+            },
+            {
+                "description": "an IP address as an integer",
+                "data": "0x7f000001",
+                "valid": false
             }
         ]
     },

xcode/valijson.xcodeproj/project.pbxproj

@@ -121,6 +121,7 @@
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 		6A869A2617CD8641006864FA /* uniqueItems.json */ = {isa = PBXFileReference; lastKnownFileType = text.json; path = uniqueItems.json; sourceTree = "<group>"; };
 		6A869A3017CD8A92006864FA /* rapidjson_utils.hpp */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.h; path = rapidjson_utils.hpp; sourceTree = "<group>"; };
+		6A9E1855194D486C003F1C4C /* utf8_utils.hpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.h; path = utf8_utils.hpp; sourceTree = "<group>"; };
 		6A9F49F117D344DE005EBA4F /* README.md */ = {isa = PBXFileReference; lastKnownFileType = text; name = README.md; path = ../README.md; sourceTree = "<group>"; };
 		6AA8A5DA17F8BDCA002728A0 /* test_dereference_callback.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = test_dereference_callback.cpp; sourceTree = "<group>"; };
 		6AB8FE8617E6A56F0028E147 /* external_schema.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = external_schema.cpp; sourceTree = "<group>"; };
@@ -151,39 +152,6 @@
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 		6AC18C1917CC2DDC00FE0EC9 /* adapter.hpp */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.h; lineEnding = 0; path = adapter.hpp; sourceTree = "<group>"; xcLanguageSpecificationIdentifier = xcode.lang.cpp; };
-		6AC18C3E17CC850F00FE0EC9 /* gtest-death-test.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = "gtest-death-test.h"; sourceTree = "<group>"; };
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 		6AC18CF117CC851000FE0EC9 /* encodedstream.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = encodedstream.h; sourceTree = "<group>"; };
@@ -492,6 +460,7 @@
 				6AB8FEBC17E6EF9A0028E147 /* jsoncpp_utils.hpp */,
 				6AB8FEBD17E77C360028E147 /* property_tree_utils.hpp */,
 				6A869A3017CD8A92006864FA /* rapidjson_utils.hpp */,
+				6A9E1855194D486C003F1C4C /* utf8_utils.hpp */,
 			);
 			path = utils;
 			sourceTree = "<group>";
@@ -564,7 +533,6 @@
 			isa = PBXGroup;
 			children = (
 				6AF70AC218FE71F600342325 /* gtest-1.7.0 */,
-				6AC18C1E17CC850F00FE0EC9 /* gtest-1.6.0 */,
 				6AB8FE9417E6C08D0028E147 /* jsoncpp-0.5.0 */,
 				6A8699E517CD8641006864FA /* JSON-Schema-Test-Suite */,
 				6AC18CEC17CC851000FE0EC9 /* rapidjson-0.1 */,
@@ -574,78 +542,6 @@
 			path = ../thirdparty;
 			sourceTree = "<group>";
 		};
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-			);
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-		};
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-			);
-			path = include;
-			sourceTree = "<group>";
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