[http://www.gnu.org/software/octave/doc/interpreter/Installation.html#Installation More detailed instructions]
for building from source are included in the Octave manual.
To run all tests, change to the octave directory and type
This requires dejagnu.
To run a specific set of tests, change to the directory test/octave.test/<part> and type
To run your own tests use the [[RunInPlace]] shell script.