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/*
* \copyright Copyright 2013 Google Inc. All Rights Reserved.
* \license @{
*
* 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.
*
* @}
*/
#include "net/third_party/uri_template/uri_template.h"
#include <memory>
#include <string>
#include "testing/gtest/include/gtest/gtest.h"
using std::string;
namespace uri_template {
namespace {
std::unordered_map<string, string> parameters_ = {
{"var", "value"},
{"hello", "Hello World!"},
{"path", "/foo/bar"},
{"empty", ""},
{"x", "1024"},
{"y", "768"},
{"percent", "%31"},
{"bad_percent", "%1"},
{"escaped", " !\"#$%&'()*+,-./:;<=>?@[\\]^_`{|}~\x80\xFF"}};
void CheckExpansion(const string& uri_template,
const string& expected_expansion,
bool expected_validity = true,
const std::set<string>* expected_vars = NULL) {
string result;
std::set<string> vars_found;
EXPECT_EQ(expected_validity,
Expand(uri_template, parameters_, &result, &vars_found));
EXPECT_EQ(expected_expansion, result);
if (expected_vars) {
EXPECT_EQ(*expected_vars, vars_found);
}
}
class UriTemplateTest : public testing::Test {};
TEST_F(UriTemplateTest, TestLevel1Templates) {
CheckExpansion("{var}", "value");
CheckExpansion("{hello}", "Hello%20World%21");
CheckExpansion("{percent}", "%2531");
CheckExpansion("{escaped}",
"%20%21%22%23%24%25%26%27%28%29%2A%2B%2C-.%2F%3A%3B%3C%3D%3E%"
"3F%40%5B%5C%5D%5E_%60%7B%7C%7D~%80%FF");
}
TEST_F(UriTemplateTest, TestLevel2Templates) {
// Reserved string expansion
CheckExpansion("{+var}", "value");
CheckExpansion("{+hello}", "Hello%20World!");
CheckExpansion("{+percent}", "%31");
CheckExpansion("{+bad_percent}", "%251");
CheckExpansion(
"{+escaped}",
"%20!%22#$%25&'()*+,-./:;%3C=%3E?@[%5C]%5E_%60%7B%7C%7D~%80%FF");
CheckExpansion("{+path}/here", "/foo/bar/here");
CheckExpansion("here?ref={+path}", "here?ref=/foo/bar");
// Fragment expansion
CheckExpansion("X{#var}", "X#value");
CheckExpansion("X{#hello}", "X#Hello%20World!");
}
TEST_F(UriTemplateTest, TestLevel3Templates) {
// String expansion with multiple variables
CheckExpansion("map?{x,y}", "map?1024,768");
CheckExpansion("{x,hello,y}", "1024,Hello%20World%21,768");
// Reserved expansion with multiple variables
CheckExpansion("{+x,hello,y}", "1024,Hello%20World!,768");
CheckExpansion("{+path,x}/here", "/foo/bar,1024/here");
// Fragment expansion with multiple variables
CheckExpansion("{#x,hello,y}", "#1024,Hello%20World!,768");
CheckExpansion("{#path,x}/here", "#/foo/bar,1024/here");
// Label expansion, dot-prefixed
CheckExpansion("X{.var}", "X.value");
CheckExpansion("X{.x,y}", "X.1024.768");
// Path segments, slash-prefixed
CheckExpansion("{/var}", "/value");
CheckExpansion("{/var,x}/here", "/value/1024/here");
// Path-style parameters, semicolon-prefixed
CheckExpansion("{;x,y}", ";x=1024;y=768");
CheckExpansion("{;x,y,empty}", ";x=1024;y=768;empty");
// Form-style query, ampersand-separated
CheckExpansion("{?x,y}", "?x=1024&y=768");
CheckExpansion("{?x,y,empty}", "?x=1024&y=768&empty=");
// Form-style query continuation
CheckExpansion("?fixed=yes{&x}", "?fixed=yes&x=1024");
CheckExpansion("{&x,y,empty}", "&x=1024&y=768&empty=");
}
TEST_F(UriTemplateTest, TestMalformed) {
CheckExpansion("{", "", false);
CheckExpansion("map?{x", "", false);
CheckExpansion("map?{x,{y}", "", false);
CheckExpansion("map?{x,y}}", "", false);
CheckExpansion("map?{{x,y}}", "", false);
}
TEST_F(UriTemplateTest, TestVariableSet) {
std::set<string> expected_vars = {};
CheckExpansion("map?{z}", "map?", true, &expected_vars);
CheckExpansion("map{?z}", "map", true, &expected_vars);
expected_vars = {"empty"};
CheckExpansion("{empty}", "", true, &expected_vars);
expected_vars = {"x", "y"};
CheckExpansion("map?{x,y}", "map?1024,768", true, &expected_vars);
CheckExpansion("map?{x,z,y}", "map?1024,768", true, &expected_vars);
CheckExpansion("map{?x,z,y}", "map?x=1024&y=768", true, &expected_vars);
expected_vars = {"y", "path"};
CheckExpansion("{+path}{/z}{?y}&k=24", "/foo/bar?y=768&k=24", true,
&expected_vars);
CheckExpansion("{y}{+path}", "768/foo/bar", true, &expected_vars);
}
} // namespace
} // namespace uri_template