From 7414af7fa88164209eec9c585b8d175c1618ecbc Mon Sep 17 00:00:00 2001
From: David Kalnischkies <david@kalnischkies.de>
Date: Sat, 12 Sep 2015 10:35:49 +0200
Subject: various changes to increase test-coverage

And of course, testing obscure things ends up showing obscure 'bugs' or
better shortcomings/inconsitencies, so lets fix them with the tests.

Git-Dch: Ignore
---
 cmdline/apt-cache.cc       |  7 ++++---
 cmdline/apt-dump-solver.cc |  3 ++-
 cmdline/apt-helper.cc      |  6 +++---
 cmdline/apt-sortpkgs.cc    | 18 ++++--------------
 4 files changed, 13 insertions(+), 21 deletions(-)

(limited to 'cmdline')

diff --git a/cmdline/apt-cache.cc b/cmdline/apt-cache.cc
index 1493b63dc..2db251350 100644
--- a/cmdline/apt-cache.cc
+++ b/cmdline/apt-cache.cc
@@ -312,13 +312,14 @@ static void ShowHashTableStats(std::string Type,
 /* */
 static bool Stats(CommandLine &CmdL)
 {
-   pkgCacheFile CacheFile;
-   pkgCache *Cache = CacheFile.GetPkgCache();
-
    if (CmdL.FileSize() > 1) {
       _error->Error(_("apt-cache stats does not take any arguments"));
       return false;
    }
+
+   pkgCacheFile CacheFile;
+   pkgCache *Cache = CacheFile.GetPkgCache();
+
    if (unlikely(Cache == NULL))
       return false;
 
diff --git a/cmdline/apt-dump-solver.cc b/cmdline/apt-dump-solver.cc
index 2e352931f..47b515be5 100644
--- a/cmdline/apt-dump-solver.cc
+++ b/cmdline/apt-dump-solver.cc
@@ -53,7 +53,8 @@ int main(int argc,const char *argv[])					/*{{{*/
 	   return 0;
 	}
 
-	unlink(filename);
+	if (strcmp(filename, "/dev/null") != 0)
+	   unlink(filename);
 	FileFd input, output;
 	if (input.OpenDescriptor(STDIN_FILENO, FileFd::ReadOnly) == false ||
 	      output.Open(filename, FileFd::WriteOnly | FileFd::Create | FileFd::Exclusive, 0600) == false ||
diff --git a/cmdline/apt-helper.cc b/cmdline/apt-helper.cc
index 2d24a8aee..dc4efb32b 100644
--- a/cmdline/apt-helper.cc
+++ b/cmdline/apt-helper.cc
@@ -81,7 +81,7 @@ static bool DoDownloadFile(CommandLine &CmdL)
 
 static bool DoSrvLookup(CommandLine &CmdL)
 {
-   if (CmdL.FileSize() < 1)
+   if (CmdL.FileSize() <= 1)
       return _error->Error("Must specify at least one SRV record");
 
    for(size_t i = 1; CmdL.FileList[i] != NULL; ++i)
@@ -95,10 +95,10 @@ static bool DoSrvLookup(CommandLine &CmdL)
 	 std::string const host = name.substr(0, found);
 	 size_t const port = atoi(name.c_str() + found + 1);
 	 if(GetSrvRecords(host, port, srv_records) == false)
-	    _error->Warning(_("GetSrvRec failed for %s"), name.c_str());
+	    _error->Error(_("GetSrvRec failed for %s"), name.c_str());
       }
       else if(GetSrvRecords(name, srv_records) == false)
-	 _error->Warning(_("GetSrvRec failed for %s"), name.c_str());
+	 _error->Error(_("GetSrvRec failed for %s"), name.c_str());
 
       for (SrvRec const &I : srv_records)
 	 c1out << I.target << "\t" << I.priority << "\t" << I.weight << "\t" << I.port << std::endl;
diff --git a/cmdline/apt-sortpkgs.cc b/cmdline/apt-sortpkgs.cc
index 12ef8dda0..cde3069bd 100644
--- a/cmdline/apt-sortpkgs.cc
+++ b/cmdline/apt-sortpkgs.cc
@@ -30,6 +30,7 @@
 #include <stdio.h>
 #include <iostream>
 #include <string>
+#include <memory>
 
 #include <apti18n.h>
 									/*}}}*/
@@ -112,32 +113,21 @@ static bool DoIt(string InFile)
    // Emit
    FileFd stdoutfd;
    stdoutfd.OpenDescriptor(STDOUT_FILENO, FileFd::WriteOnly, false);
-   unsigned char *Buffer = new unsigned char[Largest+1];
+   auto const Buffer = std::unique_ptr<unsigned char[]>(new unsigned char[Largest+1]);
    for (vector<PkgName>::iterator I = List.begin(); I != List.end(); ++I)
    {
       // Read in the Record.
-      if (Fd.Seek(I->Offset) == false || Fd.Read(Buffer,I->Length) == false)
-      {
-	 delete [] Buffer;
+      if (Fd.Seek(I->Offset) == false || Fd.Read(Buffer.get(),I->Length) == false)
 	 return false;
-      }
 
       Buffer[I->Length] = '\n';
-      if (Section.Scan((char *)Buffer,I->Length+1) == false)
-      {
-	 delete [] Buffer;
+      if (Section.Scan((char *)Buffer.get(),I->Length+1) == false)
 	 return _error->Error("Internal error, failed to scan buffer");
-      }
 
       // Sort the section
       if (Section.Write(stdoutfd, Order) == false || stdoutfd.Write("\n", 1) == false)
-      {
-	 delete [] Buffer;
 	 return _error->Error("Internal error, failed to sort fields");
-      }
    }
-
-   delete [] Buffer;
    return true;
 }
 									/*}}}*/
-- 
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