add test that fails with cover cells

Signed-off-by: Peter Gadfort <[email protected]>

Author: gadfort

src/mpl/test/fixed_covers.tcl

@@ -0,0 +1,20 @@
+# Test if the packing engine can handle one fixed
+# macro and two movable macros without generating
+# overlap.
+source "helpers.tcl"
+
+read_lef "./Nangate45/Nangate45.lef"
+read_lef "./Nangate45_io/dummy_pads.lef"
+read_lef "./testcases/orientation_improve1.lef"
+
+read_def "./testcases/fixed_macros.def"
+
+place_inst -cell DUMMY_BUMP -name "test_pad1" -orient R0 -status FIRM -loc "100 100"
+
+set_thread_count 0
+rtl_macro_placer -report_directory [make_result_dir] -halo_width 0.3
+
+set def_file [make_result_file fixed_macros.def]
+write_def $def_file
+
+diff_files fixed_macros.defok $def_file