def test(label='full', extra_arg_string='', coverage=False): """Test vispy software Parameters ---------- label : str Can be one of 'full', 'unit', 'nobackend', 'extra', 'lineendings', 'flake', 'docs', or any backend name (e.g., 'qt'). extra_arg_string : str Extra arguments to sent to ``pytest``. coverage : bool If True, collect coverage data. """ if label == 'osmesa': # Special case for OSMesa, we have to modify the VISPY_GL_LIB envvar # before the vispy.gloo package gets imported from vispy.util.osmesa_gl import fix_osmesa_gl_lib fix_osmesa_gl_lib() from vispy.app.backends import BACKEND_NAMES as backend_names label = label.lower() label = 'pytest' if label == 'nose' else label known_types = [ 'full', 'unit', 'lineendings', 'extra', 'flake', 'docs', 'nobackend', 'examples' ] if label not in known_types + backend_names: raise ValueError('label must be one of %s, or a backend name %s, ' 'not \'%s\'' % (known_types, backend_names, label)) # figure out what we actually need to run runs = [] if label in ('full', 'unit'): for backend in backend_names: runs.append( [partial(_unit, backend, extra_arg_string, coverage), backend]) elif label in backend_names: runs.append([partial(_unit, label, extra_arg_string, coverage), label]) if label in ('full', 'unit', 'nobackend'): runs.append([ partial(_unit, 'nobackend', extra_arg_string, coverage), 'nobackend' ]) if label == "examples": # take the extra arguments so that specific examples can be run runs.append([partial(_examples, extra_arg_string), 'examples']) elif label == 'full': # run all the examples runs.append([partial(_examples, ""), 'examples']) if label in ('full', 'extra', 'lineendings'): runs.append([_check_line_endings, 'lineendings']) if label in ('full', 'extra', 'flake'): runs.append([_flake, 'flake']) if label in ('extra', 'docs'): runs.append([_docs, 'docs']) t0 = time() fail = [] skip = [] for run in runs: try: run[0]() except RuntimeError as exp: print('Failed: %s' % str(exp)) fail += [run[1]] except SkipTest: skip += [run[1]] except Exception as exp: # this should only happen if we've screwed up the test setup fail += [run[1]] print('Failed strangely (%s): %s\n' % (type(exp), str(exp))) import traceback type_, value, tb = sys.exc_info() traceback.print_exception(type_, value, tb) else: print('Passed\n') sys.stdout.flush() dt = time() - t0 stat = '%s failed, %s skipped' % (fail if fail else 0, skip if skip else 0) extra = 'failed' if fail else 'succeeded' print('Testing %s (%s) in %0.3f seconds' % (extra, stat, dt)) sys.stdout.flush() if len(fail) > 0: raise RuntimeError('FAILURE')
def use(app=None, gl=None): """ Set the usage options for vispy Specify what app backend and GL backend to use. Parameters ---------- app : str The app backend to use (case insensitive). Standard backends: * 'PyQt4': use Qt widget toolkit via PyQt4. * 'PyQt5': use Qt widget toolkit via PyQt5. * 'PySide': use Qt widget toolkit via PySide. * 'PyGlet': use Pyglet backend. * 'Glfw': use Glfw backend (successor of Glut). Widely available on Linux. * 'SDL2': use SDL v2 backend. * 'osmesa': Use OSMesa backend Additional backends: * 'ipynb_vnc': render in the IPython notebook via a VNC approach (experimental) gl : str The gl backend to use (case insensitive). Options are: * 'gl2': use Vispy's desktop OpenGL API. * 'pyopengl2': use PyOpenGL's desktop OpenGL API. Mostly for testing. * 'es2': (TO COME) use real OpenGL ES 2.0 on Windows via Angle. Availability of ES 2.0 is larger for Windows, since it relies on DirectX. * 'gl+': use the full OpenGL functionality available on your system (via PyOpenGL). Notes ----- If the app option is given, ``vispy.app.use_app()`` is called. If the gl option is given, ``vispy.gloo.use_gl()`` is called. If an app backend name is provided, and that backend could not be loaded, an error is raised. If no backend name is provided, Vispy will first check if the GUI toolkit corresponding to each backend is already imported, and try that backend first. If this is unsuccessful, it will try the 'default_backend' provided in the vispy config. If still not succesful, it will try each backend in a predetermined order. See Also -------- vispy.app.use_app vispy.gloo.gl.use_gl """ if app is None and gl is None: raise TypeError('Must specify at least one of "app" or "gl".') # Example for future. This wont work (yet). if app == 'ipynb_webgl': app = 'headless' gl = 'webgl' if app == 'osmesa': from vispy.util.osmesa_gl import fix_osmesa_gl_lib fix_osmesa_gl_lib() if gl is not None: raise ValueError("Do not specify gl when using osmesa") # Apply now if gl: import vispy.gloo from vispy import config config['gl_backend'] = gl vispy.gloo.gl.use_gl(gl) if app: import vispy.app vispy.app.use_app(app)
def test(label='full', extra_arg_string='', coverage=False): """Test vispy software Parameters ---------- label : str Can be one of 'full', 'unit', 'nobackend', 'extra', 'lineendings', 'flake', 'docs', or any backend name (e.g., 'qt'). extra_arg_string : str Extra arguments to sent to ``pytest``. coverage : bool If True, collect coverage data. """ if label == 'osmesa': # Special case for OSMesa, we have to modify the VISPY_GL_LIB envvar # before the vispy.gloo package gets imported from vispy.util.osmesa_gl import fix_osmesa_gl_lib fix_osmesa_gl_lib() from vispy.app.backends import BACKEND_NAMES as backend_names label = label.lower() label = 'pytest' if label == 'nose' else label known_types = ['full', 'unit', 'lineendings', 'extra', 'flake', 'docs', 'nobackend', 'examples'] if label not in known_types + backend_names: raise ValueError('label must be one of %s, or a backend name %s, ' 'not \'%s\'' % (known_types, backend_names, label)) # figure out what we actually need to run runs = [] if label in ('full', 'unit'): for backend in backend_names: runs.append([partial(_unit, backend, extra_arg_string, coverage), backend]) elif label in backend_names: runs.append([partial(_unit, label, extra_arg_string, coverage), label]) if label in ('full', 'unit', 'nobackend'): runs.append([partial(_unit, 'nobackend', extra_arg_string, coverage), 'nobackend']) if label == "examples": # take the extra arguments so that specific examples can be run runs.append([partial(_examples, extra_arg_string), 'examples']) elif label == 'full': # run all the examples runs.append([partial(_examples, ""), 'examples']) if label in ('full', 'extra', 'lineendings'): runs.append([_check_line_endings, 'lineendings']) if label in ('full', 'extra', 'flake'): runs.append([_flake, 'flake']) if label in ('extra', 'docs'): runs.append([_docs, 'docs']) t0 = time() fail = [] skip = [] for run in runs: try: run[0]() except RuntimeError as exp: print('Failed: %s' % str(exp)) fail += [run[1]] except SkipTest: skip += [run[1]] except Exception as exp: # this should only happen if we've screwed up the test setup fail += [run[1]] print('Failed strangely (%s): %s\n' % (type(exp), str(exp))) import traceback type_, value, tb = sys.exc_info() traceback.print_exception(type_, value, tb) else: print('Passed\n') sys.stdout.flush() dt = time() - t0 stat = '%s failed, %s skipped' % (fail if fail else 0, skip if skip else 0) extra = 'failed' if fail else 'succeeded' print('Testing %s (%s) in %0.3f seconds' % (extra, stat, dt)) sys.stdout.flush() if len(fail) > 0: raise RuntimeError('FAILURE')
def use(app=None, gl=None): """ Set the usage options for vispy Specify what app backend and GL backend to use. Parameters ---------- app : str The app backend to use (case insensitive). Standard backends: * 'PyQt4': use Qt widget toolkit via PyQt4. * 'PyQt5': use Qt widget toolkit via PyQt5. * 'PySide': use Qt widget toolkit via PySide. * 'PyGlet': use Pyglet backend. * 'Glfw': use Glfw backend (successor of Glut). Widely available on Linux. * 'SDL2': use SDL v2 backend. * 'osmesa': Use OSMesa backend Additional backends: * 'ipynb_vnc': render in the IPython notebook via a VNC approach (experimental) gl : str The gl backend to use (case insensitive). Options are: * 'gl2': use Vispy's desktop OpenGL API. * 'pyopengl2': use PyOpenGL's desktop OpenGL API. Mostly for testing. * 'es2': (TO COME) use real OpenGL ES 2.0 on Windows via Angle. Availability of ES 2.0 is larger for Windows, since it relies on DirectX. * 'gl+': use the full OpenGL functionality available on your system (via PyOpenGL). Notes ----- If the app option is given, ``vispy.app.use_app()`` is called. If the gl option is given, ``vispy.gloo.use_gl()`` is called. If an app backend name is provided, and that backend could not be loaded, an error is raised. If no backend name is provided, Vispy will first check if the GUI toolkit corresponding to each backend is already imported, and try that backend first. If this is unsuccessful, it will try the 'default_backend' provided in the vispy config. If still not succesful, it will try each backend in a predetermined order. See Also -------- vispy.app.use_app vispy.gloo.gl.use_gl """ if app is None and gl is None: raise TypeError('Must specify at least one of "app" or "gl".') # Example for future. This wont work (yet). if app == 'ipynb_webgl': app = 'headless' gl = 'webgl' if app == 'osmesa': from vispy.util.osmesa_gl import fix_osmesa_gl_lib fix_osmesa_gl_lib() if gl is not None: raise ValueError("Do not specify gl when using osmesa") # Apply now if gl: import vispy.gloo from vispy import config config['gl_backend'] = gl vispy.gloo.gl.use_gl(gl) if app: import vispy.app vispy.app.use_app(app)