Emulation system, intended to emulate a design under test associated with a test environment, characterized in that it comprises a reconfigurable hardware test bench (BTR) capable of emulating a part at least of the test environment, this test bench being connected between a host computer and a reconfigurable hardware emulator (EML), distinct from the test bench, and capable of emulating at least a part of the design under test, first generating means able to generate a first file for configuring the test environment, and second generating means able to generate a second file for configuring the design under test.