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/*
* Copyright (c) 2020 Network New Technologies Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.networknt.schema;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.networknt.schema.JsonSchemaFactory.Builder;
import com.networknt.schema.resource.MapSchemaMapper;
import com.networknt.schema.resource.SchemaMapper;
import org.junit.jupiter.api.Test;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.UncheckedIOException;
import java.net.URL;
import java.net.UnknownHostException;
import java.util.HashMap;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.fail;
public class UriMappingTest {
private final ObjectMapper mapper = new ObjectMapper();
/**
* Validate that a JSON URI Mapping file containing the URI Mapping schema is
* schema valid.
*
* @throws IOException if unable to parse the mapping file
*/
@Test
public void testBuilderUriMappingUri() throws IOException {
URL mappings = UriMappingTest.class.getResource("/draft4/extra/uri_mapping/uri-mapping.json");
JsonMetaSchema draftV4 = JsonMetaSchema.getV4();
Builder builder = JsonSchemaFactory.builder()
.defaultMetaSchemaIri(draftV4.getIri())
.metaSchema(draftV4)
.schemaMappers(schemaMappers -> schemaMappers.add(getUriMappingsFromUrl(mappings)));
JsonSchemaFactory instance = builder.build();
JsonSchema schema = instance.getSchema(SchemaLocation.of(
"https://raw.githubusercontent.com/networknt/json-schema-validator/master/src/test/resources/draft4/extra/uri_mapping/uri-mapping.schema.json"));
assertEquals(0, schema.validate(mapper.readTree(mappings)).size());
}
/**
* Validate that local URI is used when attempting to get a schema that is not
* available publicly. Use the URL http://example.com/invalid/schema/url to use
* a public URL that returns a 404 Not Found. The locally mapped schema is a
* valid, but empty schema.
*
* @throws IOException if unable to parse the mapping file
*/
@Test
public void testBuilderExampleMappings() throws IOException {
JsonSchemaFactory instance = JsonSchemaFactory.getInstance(SpecVersion.VersionFlag.V4);
SchemaLocation example = SchemaLocation.of("https://example.com/invalid/schema/url");
// first test that attempting to use example URL throws an error
try {
JsonSchema schema = instance.getSchema(example);
schema.validate(mapper.createObjectNode());
fail("Expected exception not thrown");
} catch (JsonSchemaException ex) {
Throwable cause = ex.getCause();
if (!(cause instanceof FileNotFoundException || cause instanceof UnknownHostException)) {
fail("Unexpected cause for JsonSchemaException", ex);
}
// passing, so do nothing
} catch (Exception ex) {
fail("Unexpected exception thrown", ex);
}
URL mappings = UriMappingTest.class.getResource("/draft4/extra/uri_mapping/invalid-schema-uri.json");
JsonMetaSchema draftV4 = JsonMetaSchema.getV4();
Builder builder = JsonSchemaFactory.builder()
.defaultMetaSchemaIri(draftV4.getIri())
.metaSchema(draftV4)
.schemaMappers(schemaMappers -> schemaMappers.add(getUriMappingsFromUrl(mappings)));
instance = builder.build();
JsonSchema schema = instance.getSchema(example);
assertEquals(0, schema.validate(mapper.createObjectNode()).size());
}
/**
* Validate that a JSON URI Mapping file containing the URI Mapping schema is
* schema valid.
*
* @throws IOException if unable to parse the mapping file
*/
@Test
public void testValidatorConfigUriMappingUri() throws IOException {
URL mappings = UriMappingTest.class.getResource("/draft4/extra/uri_mapping/uri-mapping.json");
JsonSchemaFactory instance = JsonSchemaFactory.builder(JsonSchemaFactory.getInstance(SpecVersion.VersionFlag.V4))
.schemaMappers(schemaMappers -> schemaMappers.add(getUriMappingsFromUrl(mappings))).build();
JsonSchema schema = instance.getSchema(SchemaLocation.of(
"https://raw.githubusercontent.com/networknt/json-schema-validator/master/src/test/resources/draft4/extra/uri_mapping/uri-mapping.schema.json"));
assertEquals(0, schema.validate(mapper.readTree(mappings)).size());
}
/**
* Validate that local URL is used when attempting to get a schema that is not
* available publicly. Use the URL http://example.com/invalid/schema/url to use
* a public URL that returns a 404 Not Found. The locally mapped schema is a
* valid, but empty schema.
*
* @throws IOException if unable to parse the mapping file
*/
@Test
public void testValidatorConfigExampleMappings() throws IOException {
URL mappings = UriMappingTest.class.getResource("/draft4/extra/uri_mapping/invalid-schema-uri.json");
JsonSchemaFactory instance = JsonSchemaFactory
.builder(JsonSchemaFactory.getInstance(SpecVersion.VersionFlag.V4)).build();
SchemaValidatorsConfig config = new SchemaValidatorsConfig();
SchemaLocation example = SchemaLocation.of("https://example.com/invalid/schema/url");
// first test that attempting to use example URL throws an error
try {
JsonSchema schema = instance.getSchema(example, config);
schema.validate(mapper.createObjectNode());
fail("Expected exception not thrown");
} catch (JsonSchemaException ex) {
Throwable cause = ex.getCause();
if (!(cause instanceof FileNotFoundException || cause instanceof UnknownHostException)) {
fail("Unexpected cause for JsonSchemaException");
}
// passing, so do nothing
} catch (Exception ex) {
fail("Unexpected exception thrown");
}
instance = JsonSchemaFactory.builder(JsonSchemaFactory.getInstance(SpecVersion.VersionFlag.V4))
.schemaMappers(schemaMappers -> schemaMappers.add(getUriMappingsFromUrl(mappings))).build();
JsonSchema schema = instance.getSchema(example, config);
assertEquals(0, schema.validate(mapper.createObjectNode()).size());
}
@Test
public void testMappingsForRef() throws IOException {
URL mappings = UriMappingTest.class.getResource("/draft4/extra/uri_mapping/schema-with-ref-mapping.json");
JsonSchemaFactory instance = JsonSchemaFactory.builder(JsonSchemaFactory.getInstance(SpecVersion.VersionFlag.V4))
.schemaMappers(schemaMappers -> schemaMappers.add(getUriMappingsFromUrl(mappings))).build();
SchemaValidatorsConfig config = new SchemaValidatorsConfig();
JsonSchema schema = instance.getSchema(SchemaLocation.of("resource:draft4/extra/uri_mapping/schema-with-ref.json"),
config);
assertEquals(0, schema.validate(mapper.readTree("[]")).size());
}
private SchemaMapper getUriMappingsFromUrl(URL url) {
HashMap<String, String> map = new HashMap<String, String>();
try {
for (JsonNode mapping : mapper.readTree(url)) {
map.put(mapping.get("publicURL").asText(),
mapping.get("localURL").asText());
}
} catch (IOException e) {
throw new UncheckedIOException(e);
}
return new MapSchemaMapper(map);
}
}
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