diff -Nru ngs-sdk-2.11.2/debian/changelog ngs-sdk-2.11.2/debian/changelog
--- ngs-sdk-2.11.2/debian/changelog	2022-02-18 19:44:26.000000000 +0000
+++ ngs-sdk-2.11.2/debian/changelog	2022-05-03 19:17:32.000000000 +0000
@@ -1,3 +1,11 @@
+ngs-sdk (2.11.2-4) unstable; urgency=medium
+
+  * Team upload
+  * Rewriting the autopkgtest to test the package as-installed
+    (Closes: #1006732)
+
+ -- Pierre Gruet <pgt@debian.org>  Tue, 03 May 2022 21:17:32 +0200
+
 ngs-sdk (2.11.2-3) unstable; urgency=medium
 
   * Team upload
diff -Nru ngs-sdk-2.11.2/debian/tests/run-unit-test ngs-sdk-2.11.2/debian/tests/run-unit-test
--- ngs-sdk-2.11.2/debian/tests/run-unit-test	2022-02-18 19:44:26.000000000 +0000
+++ ngs-sdk-2.11.2/debian/tests/run-unit-test	2022-05-03 18:45:17.000000000 +0000
@@ -1,18 +1,47 @@
 #!/bin/sh
 
 # Author: Lance Lin <LQi254@protonmail.com>
+#         Pierre Gruet <pgt@debian.org>
 # Date: 18 February 2022
+#       3 May 2022
 # File: run-unit-test
 # Purpose: run a simple-unit test for the ngs-sdk package
 #
 # Details:
-# Run the built-in test (make test) for the ngs-sdk package
+# Run the tests after building them against the libs in the -dev package.
 
 set -e
 
-cd ngs-sdk
-echo "run-unit-test: running configure"
-./configure
-echo "run-unit-test: making test"
-make test
-echo "run-unit-test: done"
+pkg=ngs-sdk
+
+export LC_ALL=C.UTF-8
+if [ "${AUTOPKGTEST_TMP}" = "" ] ; then
+  AUTOPKGTEST_TMP=$(mktemp -d /tmp/${pkg}-test.XXXXXX)
+  trap "rm -rf ${AUTOPKGTEST_TMP}" 0 INT QUIT ABRT PIPE TERM
+fi
+
+cp -a ngs-sdk/test/ "${AUTOPKGTEST_TMP}"
+cd "${AUTOPKGTEST_TMP}/test"
+
+# Building the test-engine lib
+cd test_engine
+g++ -c -I/usr/include/ngs/unix/generic -Wall -fpic *.cpp
+g++ -shared -o libtest_engine.so *.o
+
+# Building the test file against the lib and the test-engine lib.
+cd ../ngs-test
+g++ -I../../ -I/usr/include/ngs/unix/generic -L../test_engine -Wall -o test main.cpp -ltest_engine -lngs-c++ -lngs-adapt-c++
+
+# Running the tests and collecting the results in outputTest
+LD_LIBRARY_PATH="${LD_LIBRARY_PATH}:../test_engine" ./test > outputTest
+
+# Now outputTest should contain something like
+# "Test cases run: 107
+# Test cases passed: 107"
+# So we remove everything before the colons, remove duplicates and check there
+# remains only one line in the file (i.e. the count of passing tests is the
+# same as the count of tests).
+sed 's/.*: //' outputTest | uniq | wc -l | grep -q "1"
+if [ $? -eq 0 ]; then
+  echo "All tests PASSED"
+fi