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266d479735
Change the return type to a std::pair<bool, QPDFObjectHandle> in order to allow a default constructed object handle (which is currently returned to indicate failure) to become a valid object.
122 lines
4.8 KiB
C++
122 lines
4.8 KiB
C++
#include <qpdf/assert_test.h>
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#include <qpdf/QPDF.hh>
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#include <qpdf/QPDFObjectHandle.hh>
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#include <qpdf/QPDFObject_private.hh>
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#include <qpdf/QPDF_Array.hh>
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#include <iostream>
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int
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main()
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{
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auto obj = QPDF_Array::create({}, true);
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QPDF_Array& a = *obj->as<QPDF_Array>();
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assert(a.size() == 0);
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a.push_back(QPDFObjectHandle::parse("1"));
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a.push_back(QPDFObjectHandle::parse("(potato)"));
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a.push_back(QPDFObjectHandle::parse("null"));
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a.push_back(QPDFObjectHandle::parse("null"));
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a.push_back(QPDFObjectHandle::parse("/Quack"));
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assert(a.size() == 5);
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assert(a.at(0).second.isInteger() && (a.at(0).second.getIntValue() == 1));
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assert(a.at(1).second.isString() && (a.at(1).second.getStringValue() == "potato"));
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assert(a.at(2).second.isNull());
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assert(a.at(3).second.isNull());
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assert(a.at(4).second.isName() && (a.at(4).second.getName() == "/Quack"));
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a.insert(4, QPDFObjectHandle::parse("/BeforeQuack"));
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assert(a.size() == 6);
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assert(a.at(0).second.isInteger() && (a.at(0).second.getIntValue() == 1));
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assert(a.at(4).second.isName() && (a.at(4).second.getName() == "/BeforeQuack"));
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assert(a.at(5).second.isName() && (a.at(5).second.getName() == "/Quack"));
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a.insert(2, QPDFObjectHandle::parse("/Third"));
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assert(a.size() == 7);
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assert(a.at(1).second.isString() && (a.at(1).second.getStringValue() == "potato"));
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assert(a.at(2).second.isName() && (a.at(2).second.getName() == "/Third"));
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assert(a.at(3).second.isNull());
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assert(a.at(6).second.isName() && (a.at(6).second.getName() == "/Quack"));
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a.insert(0, QPDFObjectHandle::parse("/First"));
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assert(a.size() == 8);
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assert(a.at(0).second.isName() && (a.at(0).second.getName() == "/First"));
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assert(a.at(1).second.isInteger() && (a.at(1).second.getIntValue() == 1));
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assert(a.at(7).second.isName() && (a.at(7).second.getName() == "/Quack"));
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a.erase(6);
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assert(a.size() == 7);
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assert(a.at(0).second.isName() && (a.at(0).second.getName() == "/First"));
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assert(a.at(1).second.isInteger() && (a.at(1).second.getIntValue() == 1));
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assert(a.at(5).second.isNull());
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assert(a.at(6).second.isName() && (a.at(6).second.getName() == "/Quack"));
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a.erase(6);
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assert(a.size() == 6);
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assert(a.at(0).second.isName() && (a.at(0).second.getName() == "/First"));
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assert(a.at(1).second.isInteger() && (a.at(1).second.getIntValue() == 1));
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assert(a.at(3).second.isName() && (a.at(3).second.getName() == "/Third"));
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assert(a.at(4).second.isNull());
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assert(a.at(5).second.isNull());
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a.setAt(4, QPDFObjectHandle::parse("12"));
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assert(a.at(4).second.isInteger() && (a.at(4).second.getIntValue() == 12));
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a.setAt(4, QPDFObjectHandle::newNull());
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assert(a.at(4).second.isNull());
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a.erase(a.size() - 1);
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assert(a.size() == 5);
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assert(a.at(0).second.isName() && (a.at(0).second.getName() == "/First"));
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assert(a.at(1).second.isInteger() && (a.at(1).second.getIntValue() == 1));
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assert(a.at(3).second.isName() && (a.at(3).second.getName() == "/Third"));
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assert(a.at(4).second.isNull());
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a.erase(a.size() - 1);
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assert(a.size() == 4);
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assert(a.at(0).second.isName() && (a.at(0).second.getName() == "/First"));
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assert(a.at(1).second.isInteger() && (a.at(1).second.getIntValue() == 1));
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assert(a.at(3).second.isName() && (a.at(3).second.getName() == "/Third"));
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a.erase(a.size() - 1);
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assert(a.size() == 3);
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assert(a.at(0).second.isName() && (a.at(0).second.getName() == "/First"));
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assert(a.at(1).second.isInteger() && (a.at(1).second.getIntValue() == 1));
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assert(a.at(2).second.isString() && (a.at(2).second.getStringValue() == "potato"));
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QPDF pdf;
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pdf.emptyPDF();
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obj = QPDF_Array::create({10, "null"_qpdf.getObj()}, true);
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QPDF_Array& b = *obj->as<QPDF_Array>();
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b.setAt(5, pdf.newIndirectNull());
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b.setAt(7, "[0 1 2 3]"_qpdf);
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assert(b.at(3).second.isNull());
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assert(b.at(8).second.isNull());
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assert(b.at(5).second.isIndirect());
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assert(b.unparse() == "[ null null null null null 3 0 R null [ 0 1 2 3 ] null null ]");
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auto c = b.copy(true);
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auto d = b.copy(false);
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b.at(7).second.setArrayItem(2, "42"_qpdf);
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assert(c->unparse() == "[ null null null null null 3 0 R null [ 0 1 42 3 ] null null ]");
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assert(d->unparse() == "[ null null null null null 3 0 R null [ 0 1 2 3 ] null null ]");
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try {
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b.setAt(3, {});
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std::cout << "inserted uninitialized object\n";
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} catch (std::logic_error&) {
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}
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QPDF pdf2;
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pdf2.emptyPDF();
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try {
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pdf.makeIndirectObject(obj);
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b.setAt(3, pdf2.getObject(1, 0));
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std::cout << "inserted uninitialized object\n";
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} catch (std::logic_error&) {
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}
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std::cout << "sparse array tests done" << std::endl;
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return 0;
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}
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