/*
- * Copyright 2012 Facebook, Inc.
+ * Copyright 2015 Facebook, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* limitations under the License.
*/
-#include "folly/dynamic.h"
-#include "folly/json.h"
-#include <gtest/gtest.h>
-#include <gflags/gflags.h>
+#include <folly/dynamic.h>
+
#include <boost/next_prior.hpp>
-#include "folly/Benchmark.h"
+#include <gflags/gflags.h>
+#include <gtest/gtest.h>
using folly::dynamic;
+// This test runs without any external dependencies, including json.
+// This means that if there's a test failure, there's no way to print
+// a useful runtime representation of the folly::dynamic. We will
+// live with this in order to test dependencies. This method is
+// normally provided by json.cpp.
+void dynamic::print_as_pseudo_json(std::ostream& out) const {
+ out << "<folly::dynamic object of type " << type_ << ">";
+}
+
TEST(Dynamic, ObjectBasics) {
dynamic obj = dynamic::object("a", false);
EXPECT_EQ(obj.at("a"), false);
EXPECT_EQ(*newObject.keys().begin(), newObject.items().begin()->first);
EXPECT_EQ(*newObject.values().begin(), newObject.items().begin()->second);
std::vector<std::pair<folly::fbstring, dynamic>> found;
- found.push_back(std::make_pair(
- newObject.keys().begin()->asString(),
- *newObject.values().begin()));
+ found.emplace_back(newObject.keys().begin()->asString(),
+ *newObject.values().begin());
EXPECT_EQ(*boost::next(newObject.keys().begin()),
boost::next(newObject.items().begin())->first);
EXPECT_EQ(*boost::next(newObject.values().begin()),
boost::next(newObject.items().begin())->second);
- found.push_back(std::make_pair(
- boost::next(newObject.keys().begin())->asString(),
- *boost::next(newObject.values().begin())));
+ found.emplace_back(boost::next(newObject.keys().begin())->asString(),
+ *boost::next(newObject.values().begin()));
std::sort(found.begin(), found.end());
EXPECT_EQ(d3.at("123"), 42);
EXPECT_EQ(d3.at(123), 321);
+ dynamic objInsert = folly::dynamic::object();
+ dynamic objA = folly::dynamic::object("1", "2");
+ dynamic objB = folly::dynamic::object("1", "2");
+
+ objInsert.insert("1", std::move(objA));
+ objInsert.insert("1", std::move(objB));
+
+ EXPECT_EQ(objInsert.find("1")->second.size(), 1);
+
// We don't allow objects as keys in objects.
EXPECT_ANY_THROW(newObject[d3] = 12);
+
+ // Merge two objects
+ dynamic origMergeObj1 = folly::dynamic::object();
+ dynamic mergeObj1 = origMergeObj1 = folly::dynamic::object
+ ("key1", "value1")
+ ("key2", "value2");
+ dynamic mergeObj2 = folly::dynamic::object
+ ("key2", "value3")
+ ("key3", "value4");
+
+ // Merged object where we prefer the values in mergeObj2
+ dynamic combinedPreferObj2 = folly::dynamic::object
+ ("key1", "value1")
+ ("key2", "value3")
+ ("key3", "value4");
+
+ // Merged object where we prefer the values in mergeObj1
+ dynamic combinedPreferObj1 = folly::dynamic::object
+ ("key1", "value1")
+ ("key2", "value2")
+ ("key3", "value4");
+
+ auto newMergeObj = dynamic::merge(mergeObj1, mergeObj2);
+ EXPECT_EQ(newMergeObj, combinedPreferObj2);
+ EXPECT_EQ(mergeObj1, origMergeObj1); // mergeObj1 should be unchanged
+
+ mergeObj1.update(mergeObj2);
+ EXPECT_EQ(mergeObj1, combinedPreferObj2);
+ dynamic arr = { 1, 2, 3, 4, 5, 6 };
+ EXPECT_THROW(mergeObj1.update(arr), std::exception);
+
+ mergeObj1 = origMergeObj1; // reset it
+ mergeObj1.update_missing(mergeObj2);
+ EXPECT_EQ(mergeObj1, combinedPreferObj1);
}
TEST(Dynamic, ObjectErase) {
EXPECT_EQ(array.at(1), 2);
EXPECT_EQ(array.at(2), 3);
+ EXPECT_ANY_THROW(array.at(-1));
EXPECT_ANY_THROW(array.at(3));
array.push_back("foo");
dynamic d1 = dynamic::object;
dynamic d2 = dynamic::object;
auto foo = d1 < d2;
+ LOG(ERROR) << "operator < returned "
+ << static_cast<int>(foo)
+ << " instead of throwing";
} catch (std::exception const& e) {
caught = true;
}
EXPECT_EQ(str.asInt(), 0);
EXPECT_EQ(str.asDouble(), 0);
EXPECT_EQ(str.asString(), "0");
-}
-TEST(Dynamic, FormattedIO) {
- std::ostringstream out;
- dynamic doubl = 123.33;
- dynamic dint = 12;
- out << "0x" << std::hex << ++dint << ' ' << std::setprecision(1)
- << doubl << '\n';
- EXPECT_EQ(out.str(), "0xd 1e+02\n");
-
- out.str("");
- dynamic arrr = { 1, 2, 3 };
- out << arrr;
- EXPECT_EQ(out.str(), "[1,2,3]");
-
- out.str("");
- dynamic objy = dynamic::object("a", 12);
- out << objy;
- EXPECT_EQ(out.str(), R"({"a":12})");
-
- out.str("");
- dynamic objy2 = { objy, dynamic::object(12, "str"),
- dynamic::object(true, false) };
- out << objy2;
- EXPECT_EQ(out.str(), R"([{"a":12},{12:"str"},{true:false}])");
+ dynamic num = 12;
+ EXPECT_EQ("12", num.asString());
+ EXPECT_EQ(12.0, num.asDouble());
}
TEST(Dynamic, GetSetDefaultTest) {
("key", "value1");
}
+TEST(Dynamic, GetPtr) {
+ dynamic array = { 1, 2, "three" };
+ EXPECT_TRUE(array.get_ptr(0));
+ EXPECT_FALSE(array.get_ptr(-1));
+ EXPECT_FALSE(array.get_ptr(3));
+ EXPECT_EQ(dynamic("three"), *array.get_ptr(2));
+ const dynamic& carray = array;
+ EXPECT_EQ(dynamic("three"), *carray.get_ptr(2));
+
+ dynamic object = dynamic::object("one", 1)("two", 2);
+ EXPECT_TRUE(object.get_ptr("one"));
+ EXPECT_FALSE(object.get_ptr("three"));
+ EXPECT_EQ(dynamic(2), *object.get_ptr("two"));
+ *object.get_ptr("one") = 11;
+ EXPECT_EQ(dynamic(11), *object.get_ptr("one"));
+ const dynamic& cobject = object;
+ EXPECT_EQ(dynamic(2), *cobject.get_ptr("two"));
+}
+
+TEST(Dynamic, Assignment) {
+ const dynamic ds[] = { { 1, 2, 3 },
+ dynamic::object("a", true),
+ 24,
+ 26.5,
+ true,
+ "hello", };
+ const dynamic dd[] = { { 5, 6 },
+ dynamic::object("t", "T")(1, 7),
+ 9000,
+ 3.14159,
+ false,
+ "world", };
+ for (const auto& source : ds) {
+ for (const auto& dest : dd) {
+ dynamic tmp(dest);
+ EXPECT_EQ(tmp, dest);
+ tmp = source;
+ EXPECT_EQ(tmp, source);
+ }
+ }
+}
+
+folly::fbstring make_long_string() {
+ return folly::fbstring(100, 'a');
+}
+
+TEST(Dynamic, GetDefault) {
+ const auto s = make_long_string();
+ dynamic ds(s);
+ dynamic tmp(s);
+ dynamic d1 = dynamic::object("key1", s);
+ dynamic d2 = dynamic::object("key2", s);
+ dynamic d3 = dynamic::object("key3", s);
+ dynamic d4 = dynamic::object("key4", s);
+ // lvalue - lvalue
+ dynamic ayy("ayy");
+ EXPECT_EQ(ds, d1.getDefault("key1", ayy));
+ EXPECT_EQ(ds, d1.getDefault("key1", ayy));
+ EXPECT_EQ(ds, d1.getDefault("not-a-key", tmp));
+ EXPECT_EQ(ds, tmp);
+ // lvalue - rvalue
+ EXPECT_EQ(ds, d1.getDefault("key1", "ayy"));
+ EXPECT_EQ(ds, d1.getDefault("key1", "ayy"));
+ EXPECT_EQ(ds, d1.getDefault("not-a-key", std::move(tmp)));
+ EXPECT_NE(ds, tmp);
+ // rvalue - lvalue
+ tmp = s;
+ EXPECT_EQ(ds, std::move(d1).getDefault("key1", ayy));
+ EXPECT_NE(ds, d1["key1"]);
+ EXPECT_EQ(ds, std::move(d2).getDefault("not-a-key", tmp));
+ EXPECT_EQ(dynamic(dynamic::object("key2", s)), d2);
+ EXPECT_EQ(ds, tmp);
+ // rvalue - rvalue
+ EXPECT_EQ(ds, std::move(d3).getDefault("key3", std::move(tmp)));
+ EXPECT_NE(ds, d3["key3"]);
+ EXPECT_EQ(ds, tmp);
+ EXPECT_EQ(ds, std::move(d4).getDefault("not-a-key", std::move(tmp)));
+ EXPECT_EQ(dynamic(dynamic::object("key4", s)), d4);
+ EXPECT_NE(ds, tmp);
+}
+
+TEST(Dynamic, GetString) {
+ const dynamic c(make_long_string());
+ dynamic d(make_long_string());
+ dynamic m(make_long_string());
+
+ auto s = make_long_string();
+
+ EXPECT_EQ(s, c.getString());
+ EXPECT_EQ(s, c.getString());
+
+ d.getString() += " hello";
+ EXPECT_EQ(s + " hello", d.getString());
+ EXPECT_EQ(s + " hello", d.getString());
+
+ EXPECT_EQ(s, std::move(m).getString());
+ EXPECT_NE(dynamic(s), m);
+}
+
+TEST(Dynamic, GetSmallThings) {
+ const dynamic cint(5);
+ const dynamic cdouble(5.0);
+ const dynamic cbool(true);
+ dynamic dint(5);
+ dynamic ddouble(5.0);
+ dynamic dbool(true);
+ dynamic mint(5);
+ dynamic mdouble(5.0);
+ dynamic mbool(true);
+
+ EXPECT_EQ(5, cint.getInt());
+ dint.getInt() = 6;
+ EXPECT_EQ(6, dint.getInt());
+ EXPECT_EQ(5, std::move(mint).getInt());
+
+ EXPECT_EQ(5.0, cdouble.getDouble());
+ ddouble.getDouble() = 6.0;
+ EXPECT_EQ(6.0, ddouble.getDouble());
+ EXPECT_EQ(5.0, std::move(mdouble).getDouble());
+
+ EXPECT_EQ(true, cbool.getBool());
+ dbool.getBool() = false;
+ EXPECT_FALSE(dbool.getBool());
+ EXPECT_EQ(true, std::move(mbool).getBool());
+}
+
+TEST(Dynamic, At) {
+ const dynamic cd = dynamic::object("key1", make_long_string());
+ dynamic dd = dynamic::object("key1", make_long_string());
+ dynamic md = dynamic::object("key1", make_long_string());
+
+ dynamic ds(make_long_string());
+ EXPECT_EQ(ds, cd.at("key1"));
+ EXPECT_EQ(ds, cd.at("key1"));
+
+ dd.at("key1").getString() += " hello";
+ EXPECT_EQ(dynamic(make_long_string() + " hello"), dd.at("key1"));
+ EXPECT_EQ(dynamic(make_long_string() + " hello"), dd.at("key1"));
+
+ EXPECT_EQ(ds, std::move(md).at("key1"));
+ EXPECT_NE(ds, md.at("key1"));
+}
+
+TEST(Dynamic, Brackets) {
+ const dynamic cd = dynamic::object("key1", make_long_string());
+ dynamic dd = dynamic::object("key1", make_long_string());
+ dynamic md = dynamic::object("key1", make_long_string());
+
+ dynamic ds(make_long_string());
+ EXPECT_EQ(ds, cd["key1"]);
+ EXPECT_EQ(ds, cd["key1"]);
+
+ dd["key1"].getString() += " hello";
+ EXPECT_EQ(dynamic(make_long_string() + " hello"), dd["key1"]);
+ EXPECT_EQ(dynamic(make_long_string() + " hello"), dd["key1"]);
+
+ EXPECT_EQ(ds, std::move(md)["key1"]);
+ EXPECT_NE(ds, md["key1"]);
+}
+
int main(int argc, char** argv) {
testing::InitGoogleTest(&argc, argv);
- google::ParseCommandLineFlags(&argc, &argv, true);
- if (FLAGS_benchmark) {
- folly::runBenchmarks();
- }
+ gflags::ParseCommandLineFlags(&argc, &argv, true);
return RUN_ALL_TESTS();
}
-