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109 lines
3.1 KiB
C++
109 lines
3.1 KiB
C++
#include <qpdf/assert_test.h>
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#include <qpdf/Pl_String.hh>
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#include <qpdf/QPDFLogger.hh>
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#include <stdexcept>
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static void
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test1()
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{
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// Standard behavior
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auto logger = QPDFLogger::defaultLogger();
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logger->info("info to stdout\n");
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logger->warn("warn to stderr\n");
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logger->error("error to stderr\n");
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assert(logger->getSave(true) == nullptr);
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try {
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logger->getSave();
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assert(false);
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} catch (std::logic_error& e) {
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*(logger->getInfo()) << "getSave exception: " << e.what() << "\n";
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}
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try {
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logger->saveToStandardOutput(true);
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assert(false);
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} catch (std::logic_error& e) {
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*(logger->getInfo()) << "saveToStandardOutput exception: " << e.what() << "\n";
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}
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logger->setWarn(logger->discard());
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logger->warn("warning not seen\n");
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logger->setWarn(nullptr);
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logger->warn("restored warning to stderr\n");
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}
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static void
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test2()
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{
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// First call saveToStandardOutput. Then use info, which then to
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// go stderr.
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auto l = QPDFLogger::create();
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l->saveToStandardOutput(true);
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l->info(std::string("info to stderr\n"));
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*(l->getSave()) << "save to stdout\n";
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l->setInfo(nullptr);
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l->info("info still to stderr\n");
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l->setSave(nullptr, false);
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l->setInfo(nullptr);
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l->info("info back to stdout\n");
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}
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static void
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test3()
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{
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// Error/warning
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auto l = QPDFLogger::create();
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// Warning follows error when error is set explicitly.
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std::string errors;
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auto pl_error = std::make_shared<Pl_String>("errors", nullptr, errors);
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l->setError(pl_error);
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l->warn("warn follows error\n");
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assert(errors == "warn follows error\n");
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l->error("error too\n");
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assert(errors == "warn follows error\nerror too\n");
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// Set warnings -- now they're separate
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std::string warnings;
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auto pl_warn = std::make_shared<Pl_String>("warnings", nullptr, warnings);
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l->setWarn(pl_warn);
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l->warn(std::string("warning now separate\n"));
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l->error(std::string("new error\n"));
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assert(warnings == "warning now separate\n");
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assert(errors == "warn follows error\nerror too\nnew error\n");
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std::string errors2;
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pl_error = std::make_shared<Pl_String>("errors", nullptr, errors2);
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l->setError(pl_error);
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l->warn("new warning\n");
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l->error("another new error\n");
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assert(warnings == "warning now separate\nnew warning\n");
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assert(errors == "warn follows error\nerror too\nnew error\n");
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assert(errors2 == "another new error\n");
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// Restore warnings to default -- follows error again
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l->setWarn(nullptr);
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l->warn("warning 3\n");
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l->error("error 3\n");
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assert(warnings == "warning now separate\nnew warning\n");
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assert(errors == "warn follows error\nerror too\nnew error\n");
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assert(errors2 == "another new error\nwarning 3\nerror 3\n");
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// Restore everything to default
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l->setInfo(nullptr);
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l->setWarn(nullptr);
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l->setError(nullptr);
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l->info("after reset, info to stdout\n");
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l->warn("after reset, warn to stderr\n");
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l->error("after reset, error to stderr\n");
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}
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int
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main()
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{
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test1();
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test2();
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test3();
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return 0;
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}
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