125 lines
5.1 KiB
C++
125 lines
5.1 KiB
C++
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#include "TestSuite.h"
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#include "../Source/JSONSharedString.h"
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void TestSuite::TestSharedString(void){
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UnitTest::SetPrefix("TestSharedString.cpp - Seeing how much regular strings share");
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json_string sharey = JSON_TEXT("Hello world");
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json_string sharey2 = sharey;
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if (sharey2.data() == sharey.data()) echo("Assignment shares data");
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sharey2 = json_string(sharey);
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if (sharey2.data() == sharey.data()) echo("Copy ctor shares data");
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sharey2 = json_string(sharey.begin(), sharey.end());
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if (sharey2.data() == sharey.data()) echo("Copy with iterators shares data");
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sharey2 = sharey.substr(0);
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if (sharey2.data() == sharey.data()) echo("substr shares data");
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json_string value = JSON_TEXT("Hello, I am a string with lots of words");
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json_shared_string shared = json_shared_string(value);
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UnitTest::SetPrefix("TestSharedString.cpp - Whole String");
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//make it out of a string, make sure they are equal
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assertEquals(value.length(), shared.length());
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assertEquals(value, json_string(shared.std_begin(), shared.std_end()));
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#ifdef JSON_UNIT_TEST
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assertEquals(1, shared._str -> refCount);
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#endif
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UnitTest::SetPrefix("TestSharedString.cpp - Substring");
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//take a substring out of it, make sure its using the same reference
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json_shared_string hello = json_shared_string(shared, 0, 5);
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json_string shello = value.substr(0, 5);
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#ifdef JSON_UNIT_TEST
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assertEquals(shared._str, hello._str);
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assertEquals(2, shared._str -> refCount);
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#endif
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assertEquals(shello, json_string(hello.std_begin(), hello.std_end()));
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#ifdef JSON_UNIT_TEST
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assertEquals(shared._str, hello._str);
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assertEquals(2, shared._str -> refCount);
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#endif
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UnitTest::SetPrefix("TestSharedString.cpp - Substring to String");
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//make sure converting it to a string actually does the convert
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assertEquals(json_string(JSON_TEXT("Hello")), hello.toString());
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#ifdef JSON_UNIT_TEST
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assertNotEquals(shared._str, hello._str);
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assertEquals(1, shared._str -> refCount);
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assertEquals(1, hello._str -> refCount);
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#endif
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UnitTest::SetPrefix("TestSharedString.cpp - Substring of substring offset zero");
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json_shared_string rest = json_shared_string(shared, 7);
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json_string srest = value.substr(7);
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#ifdef JSON_UNIT_TEST
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assertEquals(shared._str, rest._str);
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assertEquals(7,rest.offset);
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assertEquals(2, shared._str -> refCount);
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#endif
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assertEquals(srest, json_string(rest.std_begin(), rest.std_end()));
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#ifdef JSON_UNIT_TEST
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assertEquals(shared._str, rest._str);
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assertEquals(2, shared._str -> refCount);
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#endif
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json_shared_string I_am_a_string = json_shared_string(rest, 0, 13);
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json_string sI_am_a_string = srest.substr(0, 13);
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#ifdef JSON_UNIT_TEST
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assertEquals(shared._str, I_am_a_string._str);
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assertEquals(7,rest.offset);
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assertEquals(3, shared._str -> refCount);
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#endif
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assertEquals(sI_am_a_string, json_string(I_am_a_string.std_begin(), I_am_a_string.std_end()));
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assertEquals(srest, json_string(rest.std_begin(), rest.std_end()));
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#ifdef JSON_UNIT_TEST
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assertEquals(shared._str, I_am_a_string._str);
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assertEquals(3, shared._str -> refCount);
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#endif
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UnitTest::SetPrefix("TestSharedString.cpp - Finding Ref 1");
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assertEquals(0, hello.find(JSON_TEXT('H')));
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assertEquals(shello.find(JSON_TEXT('H')), hello.find(JSON_TEXT('H')));
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assertEquals(4, hello.find(JSON_TEXT('o')));
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assertEquals(shello.find(JSON_TEXT('o')), hello.find(JSON_TEXT('o')));
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assertEquals(json_string::npos, hello.find(JSON_TEXT('z')));
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assertEquals(shello.find(JSON_TEXT('z')), hello.find(JSON_TEXT('z')));
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UnitTest::SetPrefix("TestSharedString.cpp - Finding Shared");
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assertEquals(0, I_am_a_string.find(JSON_TEXT('I')));
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assertEquals(sI_am_a_string.find(JSON_TEXT('I')), I_am_a_string.find(JSON_TEXT('I')));
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assertEquals(7, I_am_a_string.find(JSON_TEXT('s')));
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assertEquals(sI_am_a_string.find(JSON_TEXT('s')), I_am_a_string.find(JSON_TEXT('s')));
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assertEquals(json_string::npos, I_am_a_string.find(JSON_TEXT('z')));
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assertEquals(sI_am_a_string.find(JSON_TEXT('z')), I_am_a_string.find(JSON_TEXT('z')));
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//still sharing memory with the parent string, which contains a w
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assertEquals(json_string::npos, I_am_a_string.find(JSON_TEXT('w')));
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assertEquals(sI_am_a_string.find(JSON_TEXT('w')), I_am_a_string.find(JSON_TEXT('w')));
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UnitTest::SetPrefix("TestSharedString.cpp - Iterator substrings");
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json_string blah = JSON_TEXT("hello world");
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json_shared_string blahs(blah);
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#ifdef JSON_UNIT_TEST
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assertEquals(blahs._str -> refCount, 1);
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#endif
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json_string sub = json_string(blah.begin(), blah.end());
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json_shared_string subs = json_shared_string(blahs.begin(), blahs.end());
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#ifdef JSON_UNIT_TEST
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assertEquals(blahs._str, subs._str);
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assertEquals(blahs._str -> refCount, 2);
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#endif
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assertEquals(blah, blahs.toString());
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assertEquals(sub, subs.toString());
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assertEquals(sub.length(), subs.length());
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sub = json_string(blah.begin(), blah.begin() + 5);
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subs = json_shared_string(blahs.begin(), blahs.begin() + 5);
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#ifdef JSON_UNIT_TEST
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assertEquals(blahs._str, subs._str);
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assertEquals(blahs._str -> refCount, 2);
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#endif
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assertEquals(blah, blahs.toString());
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assertEquals(sub, subs.toString());
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assertEquals(sub.length(), subs.length());
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}
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