test: deltaDebug.py integration test belongs in ORFS

this avoids OpenROAD depending on ORFS to run integration
tests.

Once this PR is merged, delete tools/OpenROAD/etc/test_delta_debug.sh

Signed-off-by: Øyvind Harboe <[email protected]>

Author: oharboe

flow/test/test_delta_debug.sh

@@ -0,0 +1,21 @@
+#!/bin/bash
+#
+# deltaDebug.py integration smoke-test, run from ORFS/flow folder.
+#
+# Exit with error if anything is amiss, including evaluation of
+# variable names such as $(false), unused variables, etc.
+set -ue -o pipefail
+
+testname=uart
+
+make DESIGN_CONFIG=designs/asap7/$testname/config.mk place
+make DESIGN_CONFIG=designs/asap7/$testname/config.mk global_place_issue
+latest_file=$(ls -t global_place_${testname}_asap7_base*.tar.gz | head -n1)
+echo "Testing $latest_file"
+. ../env.sh
+rm -rf test_delta_debug
+mkdir test_delta_debug
+cd test_delta_debug
+tar --strip-components=1 -xzf ../$latest_file
+sed -i 's/openroad -no_init/openroad -exit -no_init/g' run-me-$testname-asap7-base.sh
+openroad -exit -python ../../tools/OpenROAD/etc/deltaDebug.py --persistence 3 --use_stdout --error_string "Iter: 100 " --base_db_path results/asap7/$testname/base/3_2_place_iop.odb --step ./run-me-$testname-asap7-base.sh --multiplier 2