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"""
Test that the lldb editline handling is configured correctly.
"""
import lldb
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil
from lldbsuite.test.lldbpexpect import PExpectTest
class EditlineTest(PExpectTest):
mydir = TestBase.compute_mydir(__file__)
@skipIfAsan
@skipIfEditlineSupportMissing
def test_left_right_arrow(self):
"""Test that ctrl+left/right arrow navigates words correctly.
Note: just sending escape characters to pexpect and checking the buffer
doesn't work well, so we run real commands. We want to type
"help command" while exercising word-navigation, so type it as below,
where [] indicates cursor position.
1. Send "el rint" -> "el rint[]"
2. Ctrl+left once -> "el []rint"
3. Send "p" -> "el p[]rint"
4. Ctrl+left twice -> "[]el print"
5. Send "h" -> "h[]el print"
6. Ctrl+right -> "hel[] print"
7. Send "p" -> "help print"
"""
self.launch()
escape_pairs = [
("\x1b[1;5D", "\x1b[1;5C"),
("\x1b[5D", "\x1b[5C"),
("\x1b\x1b[D", "\x1b\x1b[C"),
]
for (l_escape, r_escape) in escape_pairs:
self.expect("el rint{L}p{L}{L}h{R}p".format(
L=l_escape, R=r_escape), substrs=["Syntax: print"])
self.quit()
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