| """ |
| 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): |
| @skipIfAsan |
| @skipIfEditlineSupportMissing |
| @skipIf(oslist=["linux"], archs=["arm", "aarch64"]) |
| 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() |
| |
| @skipIfAsan |
| @skipIfEditlineSupportMissing |
| @skipIfEditlineWideCharSupportMissing |
| def test_prompt_unicode(self): |
| """Test that we can use Unicode in the LLDB prompt.""" |
| self.launch(use_colors=True, encoding="utf-8") |
| self.child.send('settings set prompt "🐛 "\n') |
| # Check that the cursor is at position 4 ([4G) |
| # Prompt: 🐛 _ |
| # Column: 1..4 |
| self.child.expect(re.escape("🐛 \x1b[0m\x1b[4G")) |
| |
| @skipIfAsan |
| @skipIfEditlineSupportMissing |
| def test_prompt_color(self): |
| """Test that we can change the prompt color with prompt-ansi-prefix.""" |
| self.launch(use_colors=True) |
| self.child.send('settings set prompt-ansi-prefix "${ansi.fg.red}"\n') |
| # Make sure this change is reflected immediately. Check that the color |
| # is set (31) and the cursor position (8) is correct. |
| # Prompt: (lldb) _ |
| # Column: 1....6.8 |
| self.child.expect(re.escape("\x1b[31m(lldb) \x1b[0m\x1b[8G")) |
| |
| @skipIfAsan |
| @skipIfEditlineSupportMissing |
| def test_prompt_no_color(self): |
| """Test that prompt-ansi-prefix doesn't color the prompt when colors are off.""" |
| self.launch(use_colors=False) |
| self.child.send('settings set prompt-ansi-prefix "${ansi.fg.red}"\n') |
| # Send foo so we can match the newline before the prompt and the foo |
| # after the prompt. |
| self.child.send("foo") |
| # Check that there are no escape codes. |
| self.child.expect(re.escape("\n(lldb) foo")) |