determine path to unit tests in full test; fix
-python unit_tests.py $* && \
-python3 unit_tests.py $* && \
-CI_EDIT_SINGLE_THREAD="1" python unit_tests.py $* && \
-CI_EDIT_SINGLE_THREAD="1" python3 unit_tests.py $*
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+#!/bin/bash
+
+unit_tests="$(dirname "$0")/../unit_tests.py"
+
+python "$unit_tests" $* && \
+python3 "$unit_tests" $* && \
+CI_EDIT_SINGLE_THREAD="1" python "$unit_tests" $* && \
+CI_EDIT_SINGLE_THREAD="1" python3 "$unit_tests" $*
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