data_unittests.cc 15.3 KB
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// Copyright (C) 2009  Internet Systems Consortium, Inc. ("ISC")
//
// Permission to use, copy, modify, and/or distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice appear in all copies.
//
// THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
// REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
// AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
// INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
// LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
// OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
// PERFORMANCE OF THIS SOFTWARE.

// $Id$

#include <gtest/gtest.h>
#include <boost/foreach.hpp>
#include <boost/assign/std/vector.hpp>

#include <data.h>

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Jelte Jansen committed
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using namespace isc::data;
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#include <iostream>
using std::oct;
#include <iomanip>
using std::setfill;
using std::setw;


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TEST(Element, type) {
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    // this tests checks whether the getType() function returns the
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    // correct type
    IntElement int_el = IntElement(1);
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    EXPECT_EQ(int_el.getType(), Element::integer);
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    DoubleElement double_el = DoubleElement(1.0);
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    EXPECT_EQ(double_el.getType(), Element::real);
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    BoolElement bool_el = BoolElement(true);
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    EXPECT_EQ(bool_el.getType(), Element::boolean);
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    StringElement str_el = StringElement("foo");
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    EXPECT_EQ(str_el.getType(), Element::string);
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    std::vector<ElementPtr> v;
    ListElement list_el = ListElement(v);
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    EXPECT_EQ(list_el.getType(), Element::list);
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    std::map<std::string, ElementPtr> m;
    MapElement map_el = MapElement(m);
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    EXPECT_EQ(map_el.getType(), Element::map);
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}

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TEST(Element, from_and_to_str) {
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    // this test checks whether the str() method returns the same
    // string that was used for creation
    ElementPtr el;
    std::vector<std::string> sv;

    sv.push_back("12");
    sv.push_back("1.1");
    sv.push_back("True");
    sv.push_back("False");
    sv.push_back("\"asdf\"");
    sv.push_back("[ 1, 2, 3, 4 ]");
    sv.push_back("{\"name\": \"foo\", \"value\": 47806}");
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    sv.push_back("[ {\"a\": 1, \"b\": \"c\"}, {\"a\": 2, \"b\": \"d\"} ]");
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    BOOST_FOREACH(std::string s, sv) {
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        // also test << operator, which uses Element::str()
        std::ostringstream stream;
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        el = Element::createFromString(s);
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        stream << el;
        EXPECT_EQ(stream.str(), s);
    }

    // some parse errors
    try {
        Element::createFromString("{1}");
    } catch (isc::data::ParseError pe) {
        std::string s = std::string(pe.what());
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        EXPECT_EQ(s, "String expected in <string>:1:3");
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    }
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    sv.clear();
    sv.push_back("{1}");
    //ElementPtr ep = Element::createFromString("\"aaa\nbbb\"err");
    //std::cout << ep << std::endl;
    sv.push_back("\n\nTru");
    sv.push_back("{ \n \"aaa\nbbb\"err:");
    sv.push_back("{ \t\n \"aaa\nbbb\"\t\n\n:\n True, \"\\\"");
    sv.push_back("{ \"a\": None}");
    sv.push_back("");
    BOOST_FOREACH(std::string s, sv) {
        
        EXPECT_THROW(el = Element::createFromString(s), isc::data::ParseError);
    }

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}

TEST(Element, create_and_value_throws) {
    // this test checks whether elements throw exceptions if the
    // incorrect type is requested
    ElementPtr el;

    el = Element::create(1);
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    EXPECT_THROW(el->doubleValue(), TypeError);
    EXPECT_THROW(el->boolValue(), TypeError);
    EXPECT_THROW(el->stringValue(), TypeError);
    EXPECT_THROW(el->listValue(), TypeError);
    EXPECT_THROW(el->mapValue(), TypeError);
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    el = Element::create(1.1);
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    EXPECT_THROW(el->intValue(), TypeError);
    EXPECT_THROW(el->boolValue(), TypeError);
    EXPECT_THROW(el->stringValue(), TypeError);
    EXPECT_THROW(el->listValue(), TypeError);
    EXPECT_THROW(el->mapValue(), TypeError);
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    el = Element::create(true);
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    EXPECT_THROW(el->intValue(), TypeError);
    EXPECT_THROW(el->doubleValue(), TypeError);
    EXPECT_THROW(el->stringValue(), TypeError);
    EXPECT_THROW(el->listValue(), TypeError);
    EXPECT_THROW(el->mapValue(), TypeError);
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    el = Element::create("foo");
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    EXPECT_THROW(el->intValue(), TypeError);
    EXPECT_THROW(el->doubleValue(), TypeError);
    EXPECT_THROW(el->boolValue(), TypeError);
    EXPECT_THROW(el->listValue(), TypeError);
    EXPECT_THROW(el->mapValue(), TypeError);
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    std::vector<ElementPtr> v;
    el = Element::create(v);
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    EXPECT_THROW(el->intValue(), TypeError);
    EXPECT_THROW(el->doubleValue(), TypeError);
    EXPECT_THROW(el->boolValue(), TypeError);
    EXPECT_THROW(el->stringValue(), TypeError);
    EXPECT_THROW(el->mapValue(), TypeError);
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    std::map<std::string, ElementPtr> m;
    el = Element::create(m);
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    EXPECT_THROW(el->intValue(), TypeError);
    EXPECT_THROW(el->doubleValue(), TypeError);
    EXPECT_THROW(el->boolValue(), TypeError);
    EXPECT_THROW(el->stringValue(), TypeError);
    EXPECT_THROW(el->listValue(), TypeError);
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}

TEST(Element, ListElement) {
    // this function checks the specific functions for ListElements
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    ElementPtr el = Element::createFromString("[ 1, \"bar\", 3 ]");
    EXPECT_EQ(el->get(0)->intValue(), 1);
    EXPECT_EQ(el->get(1)->stringValue(), "bar");
    EXPECT_EQ(el->get(2)->intValue(), 3);
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    el->set(0, Element::createFromString("\"foo\""));
    EXPECT_EQ(el->get(0)->stringValue(), "foo");
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    el->add(Element::create(47806));
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    EXPECT_EQ(el->get(3)->intValue(), 47806);
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    el->remove(1);
    el->remove(1);
    EXPECT_EQ(el->str(), "[ \"foo\", 47806 ]");

    // hmm, it errors on EXPECT_THROW(el->get(3), std::out_of_range)
    EXPECT_ANY_THROW(el->get(3));

    el->add(Element::create(32));
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    EXPECT_EQ(el->get(2)->intValue(), 32);
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}

TEST(Element, MapElement) {
    // this function checks the specific functions for ListElements
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    ElementPtr el = Element::createFromString("{ \"name\": \"foo\", \"value1\": \"bar\", \"value2\": { \"number\": 42 } }");
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    ElementPtr el2;
    
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    EXPECT_EQ(el->get("name")->stringValue(), "foo");
    EXPECT_EQ(el->get("value2")->getType(), Element::map);
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    EXPECT_TRUE(isNull(el->get("value3")));
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    el->set("value3", Element::create(47806));
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    EXPECT_EQ(el->get("value3")->intValue(), 47806);
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    el->remove("value3");
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    EXPECT_TRUE(isNull(el->get("value3")));
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    EXPECT_EQ(el->find("value2/number")->intValue(), 42);
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    EXPECT_TRUE(isNull(el->find("value2/nothing/")));
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    EXPECT_EQ(el->find("value1")->stringValue(), "bar");
    EXPECT_EQ(el->find("value1/")->stringValue(), "bar");
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    EXPECT_TRUE(el->find("value1", el2));
    EXPECT_FALSE(el->find("name/error", el2));
}

TEST(Element, to_and_from_wire) {
    ElementPtr el, decoded_el;
    std::string wire;
    std::vector<std::string> sv;
    std::vector<std::string> sw;
    std::stringstream bigstring, bigstring2;
    std::stringstream bigwire, bigwire2;

    sv.push_back("{\"name\": \"foo\"}");
    sw.push_back("Skan\004name\050\003foo");
    sv.push_back("{\"value2\": {\"number\": 42}}");
    sw.push_back("Skan\006value2\042\013\006number\046\00242");
    sv.push_back("{\"bool\": False, \"bool2\": True, \"real\": 2.34, \"string\": \"foo\"}");
    sw.push_back("Skan\004bool\045\0010\005bool2\045\0011\004real\047\0042\05634\006string\050\003foo");
    sv.push_back("{\"list\": [ 1, 2, 3, 4 ]}");
    sw.push_back("Skan\004list\043\014\046\0011\046\0012\046\0013\046\0014");

    // some big ones

    bigstring << "{\"bigstring\": \"";
    bigwire << "Skan\011bigstring\030\001\001";
    for (size_t i = 0; i < 257; i++) {
        bigstring << "x";
        bigwire << "x";
    }
    bigstring << "\"}";
    sv.push_back(bigstring.str());
    sw.push_back(bigwire.str());


    bigstring2 << "{\"bigstring2\": \"";
    bigwire2 << "Skan\012bigstring2\010";
    bigwire2 << '\000' << '\001' << '\000' << '\001';
    for (size_t i = 0; i < 65537; i++) {
        bigstring2 << "x";
        bigwire2 << "x";
    }
    bigstring2 << "\"}";
    sv.push_back(bigstring2.str());
    sw.push_back(bigwire2.str());


    BOOST_FOREACH(std::string s, sv) {
        // also test << operator, which uses Element::str()
        el = Element::createFromString(s);
        EXPECT_EQ(s, el->str());
        wire = el->toWire();
        /*
        std::cout << "Encoded wire format:" << std::endl;
        my_print(wire);
        std::cout << "Expecting:" << std::endl;
        my_print(sw.at(0));
        */
        EXPECT_EQ(sw.at(0), wire);
        sw.erase(sw.begin());
        decoded_el = Element::fromWire(wire);
        EXPECT_EQ(s, decoded_el->str());
    }
    
    //EXPECT_THROW(Element::fromWire("Skan\004name\050\003foo"), DecodeError);
    EXPECT_THROW(Element::fromWire("Skan\004name\050"), DecodeError);
    EXPECT_THROW(Element::fromWire("Skan\004na"), DecodeError);
    EXPECT_THROW(Element::fromWire("Skan\004name\050\003fo"), DecodeError);
    EXPECT_NO_THROW(Element::fromWire("Skan\004name\041\003foo"));
    EXPECT_THROW(Element::fromWire("Skan\004name\041\003fo"), DecodeError);
    EXPECT_NO_THROW(Element::fromWire("Skan\004name\044\001a"));
    EXPECT_THROW(Element::fromWire("Skab\004name\050\003foo"), DecodeError);

    //EXPECT_EQ("\047\0031.2", Element::create(1.2)->toWire(0));
    EXPECT_EQ("\046\0011", Element::createFromString("[ 1 ]")->toWire(1));
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    std::string ddef = "{\"data_specification\": {\"config_data\": [ {\"item_default\": \"Hello, world!\", \"item_name\": \"default_name\", \"item_optional\": False, \"item_type\": \"string\"}, {\"item_default\": [  ], \"item_name\": \"zone_list\", \"item_optional\": False, \"item_type\": \"list\", \"list_item_spec\": {\"item_name\": \"zone_name\", \"item_optional\": True, \"item_type\": \"string\"}} ], \"module_name\": \"Auth\"}}";
    //std::string ddef = "{\"aaa\": 123, \"test\": [  ], \"zzz\": 123}";
    ElementPtr ddef_el = Element::createFromString(ddef);
    std::string ddef_wire = ddef_el->toWire();
    ElementPtr ddef_el2 = Element::fromWire(ddef_wire);
    std::string ddef2 = ddef_el2->str();
    EXPECT_EQ(ddef, ddef2);
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}

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ElementPtr efs(const std::string& str) {
    return Element::createFromString(str);
}

TEST(Element, equals) {
    // why does EXPECT_EQ not work?
    EXPECT_TRUE(efs("1") == efs("1"));
    EXPECT_FALSE(efs("1") == efs("2"));
    EXPECT_FALSE(efs("1") == efs("\"1\""));
    EXPECT_FALSE(efs("1") == efs("[]"));
    EXPECT_FALSE(efs("1") == efs("True"));
    EXPECT_FALSE(efs("1") == efs("{}"));

    EXPECT_TRUE(efs("1.1") == efs("1.1"));
    EXPECT_FALSE(efs("1.0") == efs("1"));
    EXPECT_FALSE(efs("1.1") == efs("\"1\""));
    EXPECT_FALSE(efs("1.1") == efs("[]"));
    EXPECT_FALSE(efs("1.1") == efs("True"));
    EXPECT_FALSE(efs("1.1") == efs("{}"));

    EXPECT_TRUE(efs("True") == efs("True"));
    EXPECT_FALSE(efs("True") == efs("False"));
    EXPECT_FALSE(efs("True") == efs("1"));
    EXPECT_FALSE(efs("True") == efs("\"1\""));
    EXPECT_FALSE(efs("True") == efs("[]"));
    EXPECT_FALSE(efs("True") == efs("{}"));

    EXPECT_TRUE(efs("\"foo\"") == efs("\"foo\""));
    EXPECT_FALSE(efs("\"foo\"") == efs("\"bar\""));
    EXPECT_FALSE(efs("\"foo\"") == efs("1"));
    EXPECT_FALSE(efs("\"foo\"") == efs("\"1\""));
    EXPECT_FALSE(efs("\"foo\"") == efs("True"));
    EXPECT_FALSE(efs("\"foo\"") == efs("[]"));
    EXPECT_FALSE(efs("\"foo\"") == efs("{}"));

    EXPECT_TRUE(efs("[]") == efs("[]"));
    EXPECT_TRUE(efs("[ 1, 2, 3 ]") == efs("[ 1, 2, 3 ]"));
    EXPECT_TRUE(efs("[ \"a\", [ True, 1], 2.2 ]") == efs("[ \"a\", [ True, 1], 2.2 ]"));
    EXPECT_FALSE(efs("[ \"a\", [ True, 1], 2.2 ]") == efs("[ \"a\", [ True, 2], 2.2 ]"));
    EXPECT_FALSE(efs("[]") == efs("[1]"));
    EXPECT_FALSE(efs("[]") == efs("1"));
    EXPECT_FALSE(efs("[]") == efs("\"1\""));
    EXPECT_FALSE(efs("[]") == efs("{}"));

    EXPECT_TRUE(efs("{}") == efs("{}"));
    EXPECT_TRUE(efs("{ \"foo\": \"bar\" }") == efs("{ \"foo\": \"bar\" }"));
    EXPECT_TRUE(efs("{ \"item1\": 1, \"item2\": [ \"a\", \"list\" ], \"item3\": { \"foo\": \"bar\" } }") == efs("{ \"item1\": 1, \"item2\": [ \"a\", \"list\" ], \"item3\": { \"foo\": \"bar\" } }"));
    EXPECT_FALSE(efs("{ \"item1\": 1, \"item2\": [ \"a\", \"list\" ], \"item3\": { \"foo\": \"bar\" } }") == efs("{ \"item1\": 1, \"item2\": [ \"a\", \"list\" ], \"item3\": { \"foo\": \"bar2\" } }"));
    EXPECT_FALSE(efs("{ \"item1\": 1, \"item2\": [ \"a\", \"list\" ], \"item3\": { \"foo\": \"bar\" } }") == efs("{ \"item1\": 1, \"item2\": [ \"a\", \"list\", 1 ], \"item3\": { \"foo\": \"bar\" } }"));
    EXPECT_FALSE(efs("{ \"foo\": \"bar\" }") == efs("1"));
    EXPECT_FALSE(efs("{ \"foo\": \"bar\" }") == efs("\"1\""));
    EXPECT_FALSE(efs("{ \"foo\": \"bar\" }") == efs("[]"));
    EXPECT_FALSE(efs("{ \"foo\": \"bar\" }") == efs("{}"));
}

TEST(Element, removeIdentical) {
    ElementPtr a = Element::createFromString("{}");
    ElementPtr b = Element::createFromString("{}");
    ElementPtr c = Element::createFromString("{}");
    removeIdentical(a, b);
    EXPECT_TRUE(a == c);

    a = Element::createFromString("{ \"a\": 1 }");
    b = Element::createFromString("{ \"a\": 1 }");
    c = Element::createFromString("{}");
    removeIdentical(a, b);
    EXPECT_TRUE(a == c);

    a = Element::createFromString("{ \"a\": 1, \"b\": [ 1, 2 ] }");
    b = Element::createFromString("{}");
    c = Element::createFromString("{ \"a\": 1, \"b\": [ 1, 2 ] }");
    removeIdentical(a, b);
    EXPECT_TRUE(a == c);

    a = Element::createFromString("{ \"a\": 1, \"b\": [ 1, 2 ] }");
    b = Element::createFromString("{ \"a\": 1, \"b\": [ 1, 2 ] }");
    c = Element::createFromString("{}");
    removeIdentical(a, b);
    EXPECT_TRUE(a == c);

    a = Element::createFromString("{ \"a\": 1, \"b\": [ 1, 2 ] }");
    b = Element::createFromString("{ \"a\": 1, \"b\": [ 1, 3 ] }");
    c = Element::createFromString("{ \"b\": [ 1, 2 ] }");
    removeIdentical(a, b);
    EXPECT_TRUE(a == c);

    a = Element::createFromString("{ \"a\": { \"b\": \"c\" } }");
    b = Element::createFromString("{}");
    c = Element::createFromString("{ \"a\": { \"b\": \"c\" } }");
    removeIdentical(a, b);
    EXPECT_TRUE(a == c);

    a = Element::createFromString("{ \"a\": { \"b\": \"c\" } }");
    b = Element::createFromString("{ \"a\": { \"b\": \"c\" } }");
    c = Element::createFromString("{}");
    removeIdentical(a, b);
    EXPECT_TRUE(a == c);

    a = Element::createFromString("{ \"a\": { \"b\": \"c\" } }");
    b = Element::createFromString("{ \"a\": { \"b\": \"d\" } }");
    c = Element::createFromString("{ \"a\": { \"b\": \"c\" } }");
    removeIdentical(a, b);
    EXPECT_TRUE(a == c);
}
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TEST(Element, merge)
{
    ElementPtr a = Element::createFromString("{}");
    ElementPtr b = Element::createFromString("{}");
    ElementPtr c = Element::createFromString("{}");
    merge(a, b);
    EXPECT_TRUE(a == c);

    a = Element::createFromString("1");
    b = Element::createFromString("{}");
    EXPECT_THROW(merge(a, b), TypeError);

    a = Element::createFromString("{}");
    b = Element::createFromString("{ \"a\": 1 }");
    c = Element::createFromString("{ \"a\": 1 }");
    merge(a, b);
    EXPECT_TRUE(a == c);

    a = Element::createFromString("{ \"a\": 1 }");
    b = Element::createFromString("{ \"a\": 2 }");
    c = Element::createFromString("{ \"a\": 2 }");
    merge(a, b);
    EXPECT_TRUE(a == c);

    a = Element::createFromString("{ \"a\": { \"b\": \"c\" } }");
    b = Element::createFromString("{ \"a\": { \"b\": \"d\" } }");
    c = Element::createFromString("{ \"a\": { \"b\": \"d\" } }");
    merge(a, b);
    EXPECT_TRUE(a == c);

}