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/*
* Copyright (C) 2011 Google 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.google.gson.functional;
import static com.google.gson.FieldNamingPolicy.IDENTITY;
import static com.google.gson.FieldNamingPolicy.LOWER_CASE_WITH_DASHES;
import static com.google.gson.FieldNamingPolicy.LOWER_CASE_WITH_UNDERSCORES;
import static com.google.gson.FieldNamingPolicy.UPPER_CAMEL_CASE;
import static com.google.gson.FieldNamingPolicy.UPPER_CAMEL_CASE_WITH_SPACES;
import com.google.gson.FieldNamingPolicy;
import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import com.google.gson.annotations.SerializedName;
import junit.framework.TestCase;
public final class FieldNamingTest extends TestCase {
public void testIdentity() {
Gson gson = getGsonWithNamingPolicy(IDENTITY);
assertEquals("{'lowerCamel':1,'UpperCamel':2,'_lowerCamelLeadingUnderscore':3," +
"'_UpperCamelLeadingUnderscore':4,'lower_words':5,'UPPER_WORDS':6," +
"'annotatedName':7,'lowerId':8}",
gson.toJson(new TestNames()).replace('\"', '\''));
}
public void testUpperCamelCase() {
Gson gson = getGsonWithNamingPolicy(UPPER_CAMEL_CASE);
assertEquals("{'LowerCamel':1,'UpperCamel':2,'_LowerCamelLeadingUnderscore':3," +
"'_UpperCamelLeadingUnderscore':4,'Lower_words':5,'UPPER_WORDS':6," +
"'annotatedName':7,'LowerId':8}",
gson.toJson(new TestNames()).replace('\"', '\''));
}
public void testUpperCamelCaseWithSpaces() {
Gson gson = getGsonWithNamingPolicy(UPPER_CAMEL_CASE_WITH_SPACES);
assertEquals("{'Lower Camel':1,'Upper Camel':2,'_Lower Camel Leading Underscore':3," +
"'_ Upper Camel Leading Underscore':4,'Lower_words':5,'U P P E R_ W O R D S':6," +
"'annotatedName':7,'Lower Id':8}",
gson.toJson(new TestNames()).replace('\"', '\''));
}
public void testLowerCaseWithUnderscores() {
Gson gson = getGsonWithNamingPolicy(LOWER_CASE_WITH_UNDERSCORES);
assertEquals("{'lower_camel':1,'upper_camel':2,'_lower_camel_leading_underscore':3," +
"'__upper_camel_leading_underscore':4,'lower_words':5,'u_p_p_e_r__w_o_r_d_s':6," +
"'annotatedName':7,'lower_id':8}",
gson.toJson(new TestNames()).replace('\"', '\''));
}
public void testLowerCaseWithDashes() {
Gson gson = getGsonWithNamingPolicy(LOWER_CASE_WITH_DASHES);
assertEquals("{'lower-camel':1,'upper-camel':2,'_lower-camel-leading-underscore':3," +
"'_-upper-camel-leading-underscore':4,'lower_words':5,'u-p-p-e-r_-w-o-r-d-s':6," +
"'annotatedName':7,'lower-id':8}",
gson.toJson(new TestNames()).replace('\"', '\''));
}
private Gson getGsonWithNamingPolicy(FieldNamingPolicy fieldNamingPolicy){
return new GsonBuilder()
.setFieldNamingPolicy(fieldNamingPolicy)
.create();
}
@SuppressWarnings("unused") // fields are used reflectively
private static class TestNames {
int lowerCamel = 1;
int UpperCamel = 2;
int _lowerCamelLeadingUnderscore = 3;
int _UpperCamelLeadingUnderscore = 4;
int lower_words = 5;
int UPPER_WORDS = 6;
@SerializedName("annotatedName") int annotated = 7;
int lowerId = 8;
}
}
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