From 533fe3d13927798c17bdef84eba60ed9441d9608 Mon Sep 17 00:00:00 2001
From: David Kalnischkies <david@kalnischkies.de>
Date: Mon, 15 Jun 2015 23:59:14 +0200
Subject: allow ratelimiting progress reporting for testcases

Progress reports once in a while which is a bit to unpredictable for
testcases, so we enforce a steady progress for them in the hope that
this makes the tests (mostly test-apt-progress-fd) a bit more stable.

Git-Dch: Ignore
---
 apt-pkg/acquire.cc                                 | 14 ++++++++-----
 test/integration/framework                         | 23 ++++++++++++----------
 .../test-acquire-same-repository-multiple-times    |  2 +-
 3 files changed, 23 insertions(+), 16 deletions(-)

diff --git a/apt-pkg/acquire.cc b/apt-pkg/acquire.cc
index 34afab181..5e5bec95c 100644
--- a/apt-pkg/acquire.cc
+++ b/apt-pkg/acquire.cc
@@ -955,7 +955,7 @@ std::string pkgAcquire::Queue::QItem::Custom600Headers() const		/*{{{*/
 // AcquireStatus::pkgAcquireStatus - Constructor			/*{{{*/
 // ---------------------------------------------------------------------
 /* */
-pkgAcquireStatus::pkgAcquireStatus() : d(NULL), Percent(0), Update(true), MorePulses(false)
+pkgAcquireStatus::pkgAcquireStatus() : d(NULL), Percent(-1), Update(true), MorePulses(false)
 {
    Start();
 }
@@ -1054,13 +1054,17 @@ bool pkgAcquireStatus::Pulse(pkgAcquire *Owner)
       Time = NewTime;
    }
 
+   double const OldPercent = Percent;
    // calculate the percentage, if we have too little data assume 1%
    if (TotalBytes > 0 && UnfetchedReleaseFiles)
       Percent = 0;
-   else 
+   else
       // use both files and bytes because bytes can be unreliable
-      Percent = (0.8 * (CurrentBytes/float(TotalBytes)*100.0) + 
+      Percent = (0.8 * (CurrentBytes/float(TotalBytes)*100.0) +
                  0.2 * (CurrentItems/float(TotalItems)*100.0));
+   double const DiffPercent = Percent - OldPercent;
+   if (DiffPercent < 0.001 && _config->FindB("Acquire::Progress::Diffpercent", false) == true)
+      return true;
 
    int fd = _config->FindI("APT::Status-Fd",-1);
    if(fd > 0) 
@@ -1078,11 +1082,11 @@ bool pkgAcquireStatus::Pulse(pkgAcquire *Owner)
 	 snprintf(msg,sizeof(msg), _("Retrieving file %li of %li (%s remaining)"), i, TotalItems, TimeToStr(ETA).c_str());
       else
 	 snprintf(msg,sizeof(msg), _("Retrieving file %li of %li"), i, TotalItems);
-	 
+
       // build the status str
       status << "dlstatus:" << i
              << ":"  << std::setprecision(3) << Percent
-             << ":" << msg 
+             << ":" << msg
              << endl;
 
       std::string const dlstatus = status.str();
diff --git a/test/integration/framework b/test/integration/framework
index d8f7567d9..5d949009f 100644
--- a/test/integration/framework
+++ b/test/integration/framework
@@ -273,16 +273,19 @@ EOF
 	chmod +x "${TMPWORKINGDIRECTORY}/rootdir/usr/bin/dpkg"
 	echo "Dir::Bin::dpkg \"${TMPWORKINGDIRECTORY}/rootdir/usr/bin/dpkg\";" > rootdir/etc/apt/apt.conf.d/99dpkg
 
-	if ! command dpkg --assert-multi-arch >/dev/null 2>&1; then
-		echo "DPKG::options:: \"--force-architecture\";" >> aptconfig.conf # Added to test multiarch before dpkg is ready for it…
-	fi
-	echo 'quiet::NoUpdate "true";' >> aptconfig.conf
-	echo 'quiet::NoStatistic "true";' >> aptconfig.conf
-	# too distracting for users, but helpful to detect changes
-	echo 'Acquire::Progress::Ignore::ShowErrorText "true";' >> aptconfig.conf
-	# in testcases, it can appear as if localhost has a rotation setup,
-	# hide this as we can't really deal with it properly
-	echo 'Acquire::Failure::ShowIP "false";' >> aptconfig.conf
+	{
+		if ! command dpkg --assert-multi-arch >/dev/null 2>&1; then
+			echo "DPKG::options:: \"--force-architecture\";" # Added to test multiarch before dpkg is ready for it…
+		fi
+		echo 'quiet::NoUpdate "true";'
+		echo 'quiet::NoStatistic "true";'
+		# too distracting for users, but helpful to detect changes
+		echo 'Acquire::Progress::Ignore::ShowErrorText "true";'
+		echo 'Acquire::Progress::Diffpercent "true";'
+		# in testcases, it can appear as if localhost has a rotation setup,
+		# hide this as we can't really deal with it properly
+		echo 'Acquire::Failure::ShowIP "false";'
+	} >> aptconfig.conf
 
 	cp "${TESTDIRECTORY}/apt.pem" "${TMPWORKINGDIRECTORY}/rootdir/etc/webserver.pem"
 	if [ "$(id -u)" = '0' ]; then
diff --git a/test/integration/test-acquire-same-repository-multiple-times b/test/integration/test-acquire-same-repository-multiple-times
index bfeaf88db..a46e0d73c 100755
--- a/test/integration/test-acquire-same-repository-multiple-times
+++ b/test/integration/test-acquire-same-repository-multiple-times
@@ -32,7 +32,7 @@ cat >$NEWMETHODS/file <<EOF
 while read line; do
 	echo "\$line"
 	if [ -z "\$line" ]; then
-		sleep 0.2
+		sleep 0.5
 	fi
 done | $OLDMETHODS/file
 EOF
-- 
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