#include <apt-pkg/error.h> #include <apt-pkg/extracttar.h> #include <iostream> #include <stdlib.h> #include "assert.h" #include <gtest/gtest.h> class Stream : public pkgDirStream { public: int count; Stream () { count = 0; } virtual bool DoItem(Item &Itm,int &Fd) { (void)Itm; (void)Fd; count++; return true; } virtual bool Fail(Item &Itm,int Fd) { (void)Itm; (void)Fd; return true; } virtual bool FinishedFile(Item &Itm,int Fd) { (void)Itm; (void)Fd; return true; } virtual bool Process(Item &Itm,const unsigned char * Data, unsigned long Size,unsigned long Pos) { (void)Itm; (void) Data; (void) Size; (void) Pos; return true; } virtual ~Stream() {} }; TEST(ExtractTar, ExtractTar) { EXPECT_EQ(system("tar c /etc/passwd 2>/dev/null | gzip > tar.tgz"), 0); FileFd fd("tar.tgz", FileFd::ReadOnly); unlink("tar.tgz"); ExtractTar tar(fd, -1, "gzip"); // Run multiple times, because we want to check not only that extraction // works, but also that it works multiple times (important for python-apt) for (int i = 0; i < 5; i++) { Stream stream; fd.Seek(0); tar.Go(stream); if (_error->PendingError()) { _error->DumpErrors(); EXPECT_FALSE(true); } EXPECT_EQ(stream.count, 1); } }