--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/pretxncommit.sh	Sat Mar 16 12:02:40 2024 -0700
@@ -0,0 +1,39 @@
+#!/bin/zsh -e
+
+# e2e test including lib installs and test suite
+
+HG_NODE=${HG_NODE:-tip}
+
+echo node = $HG_NODE
+SRC_DIR=`pwd`
+
+WORK_DIR=/tmp/rdferry_pretxncommit_$$
+mkdir $WORK_DIR
+
+TRAPZERR() {
+  rm -r $WORK_DIR
+}
+
+
+# $STAGE_DIR shall have the exact state to be committed.
+
+STAGE_DIR=$WORK_DIR/stage
+hg clone -r $HG_NODE $SRC_DIR $STAGE_DIR
+
+
+# TEST_PROJECT depends on rdferry from STAGE_DIR
+
+TEST_PROJECT_DIR=$WORK_DIR/test_project
+mkdir $TEST_PROJECT_DIR
+cd $TEST_PROJECT_DIR
+pdm config --local venv.in_project True
+pdm init --non-interactive
+pdm add $STAGE_DIR pytest pytest-asyncio aiohttp
+pdm run python -c 'import rdferry; print(f"using {rdferry}")'
+
+# pretend the example code is test project's code
+cp -a ../stage/examples .
+pdm run pytest examples
+
+rm -r $WORK_DIR
+exit 0