components/json_schema/json_schema_validator_unittest.cc

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "base/values.h"
   6 #include "components/json_schema/json_schema_validator.h"
   7 #include "components/json_schema/json_schema_validator_unittest_base.h"
   8 #include "testing/gtest/include/gtest/gtest.h"
   9
  10 class JSONSchemaValidatorCPPTest : public JSONSchemaValidatorTestBase {
  11  public:
  12   JSONSchemaValidatorCPPTest() : JSONSchemaValidatorTestBase() {}
  13
  14  protected:
  15   virtual void ExpectValid(const std::string& test_source,
  16                            base::Value* instance,
  17                            base::DictionaryValue* schema,
  18                            base::ListValue* types) override {
  19     JSONSchemaValidator validator(schema, types);
  20     if (validator.Validate(instance))
  21       return;
  22
  23     for (size_t i = 0; i < validator.errors().size(); ++i) {
  24       ADD_FAILURE() << test_source << ": "
  25                     << validator.errors()[i].path << ": "
  26                     << validator.errors()[i].message;
  27     }
  28   }
  29
  30   virtual void ExpectNotValid(
  31       const std::string& test_source,
  32       base::Value* instance, base::DictionaryValue* schema,
  33       base::ListValue* types,
  34       const std::string& expected_error_path,
  35       const std::string& expected_error_message) override {
  36     JSONSchemaValidator validator(schema, types);
  37     if (validator.Validate(instance)) {
  38       ADD_FAILURE() << test_source;
  39       return;
  40     }
  41
  42     ASSERT_EQ(1u, validator.errors().size()) << test_source;
  43     EXPECT_EQ(expected_error_path, validator.errors()[0].path) << test_source;
  44     EXPECT_EQ(expected_error_message, validator.errors()[0].message)
  45         << test_source;
  46   }
  47 };
  48
  49 TEST_F(JSONSchemaValidatorCPPTest, Test) {
  50   RunTests();
  51 }
  52
  53 TEST(JSONSchemaValidator, IsValidSchema) {
  54   std::string error;
  55   EXPECT_FALSE(JSONSchemaValidator::IsValidSchema("", &error));
  56   EXPECT_FALSE(JSONSchemaValidator::IsValidSchema("\0", &error));
  57   EXPECT_FALSE(JSONSchemaValidator::IsValidSchema("string", &error));
  58   EXPECT_FALSE(JSONSchemaValidator::IsValidSchema("\"string\"", &error));
  59   EXPECT_FALSE(JSONSchemaValidator::IsValidSchema("[]", &error));
  60   EXPECT_FALSE(JSONSchemaValidator::IsValidSchema("{}", &error));
  61   EXPECT_FALSE(JSONSchemaValidator::IsValidSchema(
  62       "{ \"type\": 123 }", &error));
  63   EXPECT_FALSE(JSONSchemaValidator::IsValidSchema(
  64       "{ \"type\": \"invalid\" }", &error));
  65   EXPECT_FALSE(JSONSchemaValidator::IsValidSchema(
  66       "{"
  67       "  \"type\": \"object\","
  68       "  \"properties\": []"  // Invalid properties type.
  69       "}", &error));
  70   EXPECT_FALSE(JSONSchemaValidator::IsValidSchema(
  71       "{"
  72       "  \"type\": \"string\","
  73       "  \"maxLength\": -1"  // Must be >= 0.
  74       "}", &error));
  75   EXPECT_FALSE(JSONSchemaValidator::IsValidSchema(
  76       "{"
  77       "  \"type\": \"string\","
  78       "  \"enum\": [ {} ]"  // "enum" dict values must contain "name".
  79       "}", &error));
  80   EXPECT_FALSE(JSONSchemaValidator::IsValidSchema(
  81       "{"
  82       "  \"type\": \"string\","
  83       "  \"enum\": [ { \"name\": {} } ]"  // "enum" name must be a simple value.
  84       "}", &error));
  85   EXPECT_FALSE(JSONSchemaValidator::IsValidSchema(
  86       "{"
  87       "  \"type\": \"array\","
  88       "  \"items\": [ 123 ],"  // "items" must contain a schema or schemas.
  89       "}", &error));
  90   EXPECT_TRUE(JSONSchemaValidator::IsValidSchema(
  91       "{ \"type\": \"object\" }", &error)) << error;
  92   EXPECT_TRUE(JSONSchemaValidator::IsValidSchema(
  93       "{ \"type\": [\"object\", \"array\"] }", &error)) << error;
  94   EXPECT_TRUE(JSONSchemaValidator::IsValidSchema(
  95       "{"
  96       "  \"type\": [\"object\", \"array\"],"
  97       "  \"properties\": {"
  98       "    \"string-property\": {"
  99       "      \"type\": \"string\","
 100       "      \"minLength\": 1,"
 101       "      \"maxLength\": 100,"
 102       "      \"title\": \"The String Policy\","
 103       "      \"description\": \"This policy controls the String widget.\""
 104       "    },"
 105       "    \"integer-property\": {"
 106       "      \"type\": \"number\","
 107       "      \"minimum\": 1000.0,"
 108       "      \"maximum\": 9999.0"
 109       "    },"
 110       "    \"enum-property\": {"
 111       "      \"type\": \"integer\","
 112       "      \"enum\": [0, 1, {\"name\": 10}, 100]"
 113       "    },"
 114       "    \"items-property\": {"
 115       "      \"type\": \"array\","
 116       "      \"items\": {"
 117       "        \"type\": \"string\""
 118       "      }"
 119       "    },"
 120       "    \"items-list-property\": {"
 121       "      \"type\": \"array\","
 122       "      \"items\": ["
 123       "        { \"type\": \"string\" },"
 124       "        { \"type\": \"integer\" }"
 125       "      ]"
 126       "    }"
 127       "  },"
 128       "  \"additionalProperties\": {"
 129       "    \"type\": \"any\""
 130       "  }"
 131       "}", &error)) << error;
 132   EXPECT_TRUE(JSONSchemaValidator::IsValidSchema(
 133       "{"
 134       "  \"type\": \"object\","
 135       "  \"patternProperties\": {"
 136       "    \".\": { \"type\": \"any\" },"
 137       "    \"foo\": { \"type\": \"any\" },"
 138       "    \"^foo$\": { \"type\": \"any\" },"
 139       "    \"foo+\": { \"type\": \"any\" },"
 140       "    \"foo?\": { \"type\": \"any\" },"
 141       "    \"fo{2,4}\": { \"type\": \"any\" },"
 142       "    \"(left)|(right)\": { \"type\": \"any\" }"
 143       "  }"
 144       "}", &error)) << error;
 145   EXPECT_TRUE(JSONSchemaValidator::IsValidSchema(
 146       "{"
 147       "  \"type\": \"object\","
 148       "  \"unknown attribute\": \"that should just be ignored\""
 149       "}",
 150       JSONSchemaValidator::OPTIONS_IGNORE_UNKNOWN_ATTRIBUTES,
 151       &error)) << error;
 152   EXPECT_FALSE(JSONSchemaValidator::IsValidSchema(
 153       "{"
 154       "  \"type\": \"object\","
 155       "  \"unknown attribute\": \"that will cause a failure\""
 156       "}", 0, &error)) << error;
 157 }