1 files changed, 90 insertions, 0 deletions
diff --git a/test/integration/test-acquire-same-file-multiple-times b/test/integration/test-acquire-same-file-multiple-times
new file mode 100755
index 000000000..a6825b2c2
--- /dev/null
+++ b/test/integration/test-acquire-same-file-multiple-times
@@ -0,0 +1,90 @@
+#!/bin/sh
+set -e
+
+TESTDIR="$(readlink -f "$(dirname "$0")")"
+. "$TESTDIR/framework"
+setupenvironment
+configarchitecture 'amd64'
+
+TESTFILE="$TESTDIR/framework"
+cp "$TESTFILE" aptarchive/foo
+APTARCHIVE="$(readlink -f ./aptarchive)"
+
+filedown() {
+	msgtest 'Downloading the same URI twice over file' "$1"
+	testsuccess --nomsg apthelper download-file "file:///$APTARCHIVE/foo" './downloaded/foo1' '' \
+		"file:///$APTARCHIVE/foo" './downloaded/foo2' '' -o Debug::pkgAcquire::Worker=1
+	cp rootdir/tmp/testsuccess.output download.log
+	testsuccess cmp "$TESTFILE" ./downloaded/foo1
+	testsuccess cmp ./downloaded/foo1 ./downloaded/foo2
+	testequal '1' grep -c '200%20URI%20Start' ./download.log
+	testequal '1' grep -c '201%20URI%20Done' ./download.log
+	rm -f ./downloaded/foo1 ./downloaded/foo2
+}
+
+testrun() {
+	$1 'no partial'
+	cp "$TESTFILE" ./downloaded/foo1
+	$1 'complete partial 1'
+	cp "$TESTFILE" ./downloaded/foo2
+	$1 'complete partial 2'
+	cp "$TESTFILE" ./downloaded/foo1
+	cp "$TESTFILE" ./downloaded/foo2
+	$1 'complete partial 1+2'
+	dd if="$TESTFILE" of=./downloaded/foo1 bs=500 count=1 2>/dev/null
+	$1 'partial partial 1'
+	dd if="$TESTFILE" of=./downloaded/foo2 bs=500 count=1 2>/dev/null
+	$1 'partial partial 2'
+	dd if="$TESTFILE" of=./downloaded/foo1 bs=500 count=1 2>/dev/null
+	dd if="$TESTFILE" of=./downloaded/foo2 bs=500 count=1 2>/dev/null
+	$1 'partial partial 1+2'
+}
+testrun 'filedown'
+
+changetowebserver -o aptwebserver::redirect::replace::/foo2=/foo
+
+httpdown() {
+	msgtest 'Downloading the same URI to different files' 'twice over http'
+	testsuccess --nomsg apthelper download-file "http://localhost:${APTHTTPPORT}/foo" "./downloaded/foo1" '' \
+		"http://localhost:${APTHTTPPORT}/foo" './downloaded/foo2' '' -o Debug::pkgAcquire::Worker=1 -o Debug::Acquire::http=1
+	cp rootdir/tmp/testsuccess.output download.log
+	testsuccess cmp "$TESTDIR/framework" ./downloaded/foo1
+	testsuccess cmp ./downloaded/foo1 ./downloaded/foo2
+	testequal '1' grep -c '200%20URI%20Start' ./download.log
+	testequal '1' grep -c '201%20URI%20Done' ./download.log
+	rm -f ./downloaded/foo1 ./downloaded/foo2
+}
+testrun 'httpdown'
+
+httpredirectdown() {
+	msgtest 'Redirect leads' 'first URI to the second URI'
+	for i in 1 2 3 4 5 6 7 8 9 10; do
+		rm -f ./downloaded/foo1 ./downloaded/foo2
+		testsuccess --nomsg apthelper download-file "http://localhost:${APTHTTPPORT}/foo2" "./downloaded/foo1" '' \
+			"http://localhost:${APTHTTPPORT}/foo" './downloaded/foo2' '' -o Debug::pkgAcquire::Worker=1 -o Debug::Acquire::http=1
+		cp rootdir/tmp/testsuccess.output download.log
+		testsuccess cmp "$TESTDIR/framework" ./downloaded/foo1
+		testsuccess cmp ./downloaded/foo1 ./downloaded/foo2
+
+		if grep -q '103%20Redirect' ./download.log; then
+			break
+		fi
+	done
+	testequal '1' grep -c '200%20URI%20Start' ./download.log
+	testequal '1' grep -c '103%20Redirect' ./download.log
+	testequal '1' grep -c '201%20URI%20Done' ./download.log
+	rm -f ./downloaded/foo1 ./downloaded/foo2
+}
+testrun 'httpredirectdown'
+
+httpsamedown() {
+	msgtest 'Downloading two files via the same URI to' 'the same file'
+	testsuccess --nomsg apthelper download-file "http://localhost:${APTHTTPPORT}/foo" "./downloaded/foo1" '' \
+		"http://localhost:${APTHTTPPORT}/foo" './downloaded/foo1' '' -o Debug::pkgAcquire::Worker=1
+	cp rootdir/tmp/testsuccess.output download.log
+	testsuccess cmp "$TESTDIR/framework" ./downloaded/foo1
+	testequal '1' grep -c '200%20URI%20Start' ./download.log
+	testequal '1' grep -c '201%20URI%20Done' ./download.log
+	rm -f ./downloaded/foo1
+}
+testrun 'httpsamedown'