def test_irkernel_unescaped(capsys):
"""Check that it gets escaped."""
kernel_command = ("/usr/lib64/R/bin/R --slave -e IRkernel::main() "
"--args {connection_file}")
fixed_kernel_command = ("/usr/lib64/R/bin/R --slave -e 'IRkernel::main()' "
"--args {connection_file}")
assert command_fix(kernel_command) != kernel_command
out, _err = capsys.readouterr()
assert "Escaping" in out
assert command_fix(kernel_command) == fixed_kernel_command
def test_irkernel_already_escaped():
"""Don't escape if it should already work."""
# single quotes
kernel_command = ("/usr/lib64/R/bin/R --slave -e 'IRkernel::main()' "
"--args {connection_file}")
assert command_fix(kernel_command) == kernel_command
# double quotes
kernel_command = ('/usr/lib64/R/bin/R --slave -e "IRkernel::main()" '
'--args {connection_file}')
assert command_fix(kernel_command) == kernel_command
# escaped
kernel_command = (r'/usr/lib64/R/bin/R --slave -e IRkernel::main\(\) '
'--args {connection_file}')
assert command_fix(kernel_command) == kernel_command
def test_missing_quotations(capsys):
"""Warn if command seems broken."""
# Broken
command_fix('one two three \' four five six')
out, _err = capsys.readouterr()
assert "missing quotation marks" in out
command_fix('one two three \" four five six')
out, _err = capsys.readouterr()
assert "missing quotation marks" in out
# Fine
command_fix('one two three \' four \' five six')
out, _err = capsys.readouterr()
assert "missing quotation marks" not in out
command_fix('one two three " four " five six')
out, _err = capsys.readouterr()
assert "missing quotation marks" not in out
def test_escaped_brackets(capsys):
"""Don't warn if it seems fine."""
# escaped cases
command_fix('one two three \(\) four five six')
out, _err = capsys.readouterr()
assert "unescaped brackets" not in out
command_fix('one two three \'()\' four five six')
out, _err = capsys.readouterr()
assert "unescaped brackets" not in out
command_fix('one two three "()" four five six')
out, _err = capsys.readouterr()
assert "unescaped brackets" not in out
def test_unescaped_brackets(capsys):
"""Warn if there are brackets """
# unescaped cases
command_fix('one two three ( four five six')
out, _err = capsys.readouterr()
assert "unescaped brackets" in out
command_fix('one two three ) four five six')
out, _err = capsys.readouterr()
assert "unescaped brackets" in out
command_fix('one two three (\) four five six')
out, _err = capsys.readouterr()
assert "unescaped brackets" in out