2 ExternalFile Label inv applicationType GHDL externalInputs a:4 externalOutputs y:4 CodeFile /home/jeka/Projects/Rust/Computer-Science-Bookshelf/src/test_vhd/inv.vhd In Label a intFormat bin Bits 4 Out Label y intFormat bin Bits 4 Testcase Label Test inv Testdata a y 0b0000 0b1111 0b1111 0b0000 0b0101 0b1010 0b1010 0b0101