def test_cmd_loop_hooks():
class Cmd(Interpreter):
def loop_enter(self):
self.stdout.write("entering loop\n")
def loop_exit(self):
self.stdout.write("exiting loop\n")
@command
def greet(self):
self.stdout.write("Hello, world!\n")
@command(name="quit")
def _quit(self, *args):
"Quit the shell"
self.stdout.write("bye!\n")
return True
cmd = Cmd()
cmd.stdin = io.StringIO("greet\nquit\n")
cmd.stdout = io.StringIO()
cmd.stderr = io.StringIO()
cmd.run()
debug_cmd(cmd)
assert cmd.stdout.getvalue() == """\
entering loop
Hello, world!
bye!
exiting loop
"""
assert cmd.stderr.getvalue() == ""
def test_alias_args(cmd):
cmd.alias("greet", "hello_world", target_args=("-n", "world"))
cmd.stdin.write("hello_world")
cmd.stdin.seek(0)
cmd.run(max_commands=1)
debug_cmd(cmd)
assert cmd.stdout.getvalue() == "Hello, world!\n"
def test_alias_group(cmd):
cmd.alias(name="xgrpx", target="grpx")
cmd.stdin.write("xgrpx grpx_0")
cmd.stdin.seek(0)
cmd.run(max_commands=1)
debug_cmd(cmd)
assert cmd.stdout.getvalue() == "grpx_0!\n"
def test_alias(cmd):
cmd.alias(name='foo', target='bar')
cmd.stdin.write("foo")
cmd.stdin.seek(0)
cmd.run(max_commands=1)
debug_cmd(cmd)
assert cmd.stdout.getvalue() == TEXT_BAR + "\n"
def test_alias_pos(cmd):
cmd.alias("bar", "foo")
cmd.stdin.write("foo")
cmd.stdin.seek(0)
cmd.run(max_commands=1)
debug_cmd(cmd)
assert cmd.stdout.getvalue() == TEXT_BAR + "\n"
def test_alias_ok(cmd, boolean):
hidden = boolean
cmd.alias(name='ba', target='bar', hidden=hidden)
cmd.alias(name='b', target='baz', hidden=hidden)
cmd.stdin.write("ba\nb\nhelp\n")
cmd.stdin.seek(0)
cmd.run(max_commands=3)
debug_cmd(cmd)
if hidden:
htext = """
~~~ topics: ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
bazbaz
~~~ subcommands: ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
help bar baz grpx grpy greet
"""
else:
htext = """
~~~ topics: ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
bazbaz
~~~ subcommands: ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
help bar baz grpx grpy greet ba b
"""
expected_lines = [
TEXT_BAR,
TEXT_BAZ,
htext,
"",
]
#print("/" * 80)
#print("\n".join(expected_lines))
#print("/" * 80)
assert cmd.stdout.getvalue() == "\n".join(expected_lines)
def test_alias_relative_3(cmd):
subgrpx, args = cmd.get_child(("grpx", "subgrpx"))
subgrpx.alias('...grpy.grpy_0', "xgrpx3")
cmd.stdin.write("grpx subgrpx xgrpx3")
cmd.stdin.seek(0)
cmd.run(max_commands=1)
debug_cmd(cmd)
assert cmd.stdout.getvalue() == "grpy_0!\n"
def test_cmd0_copy(cmd0):
cmd0_copy = cmd0.copy()
cmd0_copy.stdin = io.StringIO("add 3 4\ndump sum --cubes\nhelp dump maw")
cmd0_copy.stdout = io.StringIO()
cmd0_copy.stderr = io.StringIO()
cmd0_copy.run()
debug_cmd(cmd0_copy)
assert cmd0_copy.stdout.getvalue() == """\
def test_cmdx_queue_command0_doc(cmdx):
doc = "Hi, folk!"
cmd = create_cmd()
cmd.doc = doc
cmd = cmdx(cmd)
cmd.queue("comm")
cmd.run()
debug_cmd(cmd)
assert cmd.stdout.getvalue() == doc + '\n' + COMM_TEXT + '\n'
def test_cmd_call_error_bad_commadn(trace):
cmd = Interpreter()
cmd.trace = trace
cmd.stdin = io.StringIO("fun 2 3 5\n")
cmd.stdout = io.StringIO()
cmd.stderr = io.StringIO()
cmd.run()
debug_cmd(cmd)
assert cmd.stdout.getvalue() == ""
assert cmd.stderr.getvalue() == """\
def test_help_comm(cmdhis):
assert not HISTORY(cmdhis, "-c") # clears readline history
cmdhis.stdin = io.StringIO()
cmdhis.stdout = io.StringIO()
cmdhis.stderr = io.StringIO()
cmdhis.stdin.write("help comm")
cmdhis.stdin.seek(0)
cmdhis.run(max_commands=5)
debug_cmd(cmdhis)
assert cmdhis.stdout.getvalue() == """
def test_pyshell_cmd(cmdpy):
assert not HISTORY(cmdpy, "-c") # clears readline history
cmdpy.stdin = io.StringIO()
cmdpy.stdout = io.StringIO()
cmdpy.stderr = io.StringIO()
cmdpy.stdin.write("""py 'print("result:", 100 // 3)'\nhistory""")
cmdpy.stdin.seek(0)
cmdpy.run(max_commands=5)
debug_cmd(cmdpy)
expected_lines = ["result: 33", """\
#2 history commands:
0) py 'print("result:", 100 // 3)'
1) history"""]
#print("out:", "\n" + cmdpy.stdout.getvalue())
assert cmdpy.stdout.getvalue() == "\n".join(expected_lines) + "\n"
def test_cmd_call_error_bad_arg(trace):
cmd = Interpreter()
cmd.trace = trace
@argument("args", type=int, nargs='+')
@cmd.command
def fun(interpreter, args):
interpreter.output(sum(args))
cmd.stdin = io.StringIO("fun 2 3 5\nfun 2 t 5")
cmd.stdout = io.StringIO()
cmd.stderr = io.StringIO()
cmd.run()
debug_cmd(cmd)
assert cmd.stdout.getvalue() == """\
10
"""
assert cmd.stderr.getvalue() == """\
def test_no_alias_err(cmd):
cmd.stdin.write("ba")
cmd.stdin.seek(0)
cmd.run(max_commands=1)
debug_cmd(cmd)
assert cmd.stderr.getvalue() == "*** command 'ba' not found\n"
def test_get_element_relative(cmd, barbaz):
element, args = get_element(cmd, barbaz)
assert not element(cmd)
debug_cmd(cmd)
assert cmd.stdout.getvalue() == barbaz + "!\n"
def test_help_baz_by(cmd):
cmd.stdin.write("help baz by")
cmd.stdin.seek(0)
cmd.run(max_commands=1)
debug_cmd(cmd)
assert cmd.stderr.getvalue() == """\
def test_help_grp(cmd):
cmd.stdin.write("help grp")
cmd.stdin.seek(0)
cmd.run(max_commands=1)
debug_cmd(cmd)
assert cmd.stdout.getvalue() == """
