Test output for graph-dfs [ok]

Testing time: 9s

/home/mario/local/chicken-4.8.0.3/bin/csi -script run.scm < /dev/null

-- testing dfs test ----------------------------------------------------------
add nodes to the graph ............................................... [ PASS]
added edges to the graph ............................................. [ PASS]
DFS iteration ........................................................ [ PASS]
DFS fold ............................................................. [ PASS]
4 tests completed in 0.001 seconds.
4 out of 4 (100%) tests passed.
-- done testing dfs test -----------------------------------------------------