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More accurate vi(1) word navigation in copy mode and on the status line. This

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changes the meaning of the word-separators option - setting it to the empty
string is equivalent to the previous behavior. From Will Noble in GitHub issue
2693.
This commit is contained in:
Nicholas Marriott
2021-05-13 08:49:58 +01:00
parent f03b27c72b
commit 022d0210c5
11 changed files with 564 additions and 176 deletions
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115
regress/copy-mode-test-vi.sh Normal file
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#!/bin/sh
PATH=/bin:/usr/bin
TERM=screen
[ -z "$TEST_TMUX" ] && TEST_TMUX=$(readlink -f ../tmux)
TMUX="$TEST_TMUX -f/dev/null -Ltest"
$TMUX kill-server 2>/dev/null
$TMUX new -d -x40 -y10 \
"cat copy-mode-test.txt; printf '\e[9;15H'; cat" || exit 1
$TMUX set -g window-size manual || exit 1
# Enter copy mode and go to the first column of the first row.
$TMUX set-window-option -g mode-keys vi
$TMUX copy-mode
$TMUX send-keys -X history-top
$TMUX send-keys -X start-of-line
# Test that `previous-word` and `previous-space`
# do not go past the start of text.
$TMUX send-keys -X begin-selection
$TMUX send-keys -X previous-word
$TMUX send-keys -X previous-space
$TMUX send-keys -X previous-word
$TMUX send-keys -X copy-selection
[ "$($TMUX show-buffer)" = "A" ] || exit 1
# Test that `next-word-end` skips single-letter words
# and `previous-word` does not skip multi-letter words.
$TMUX send-keys -X next-word-end
$TMUX send-keys -X begin-selection
$TMUX send-keys -X previous-word
$TMUX send-keys -X copy-selection
[ "$($TMUX show-buffer)" = "line" ] || exit 1
# Test that `next-word-end` wraps around indented line breaks.
$TMUX send-keys -X next-word
$TMUX send-keys -X next-word
$TMUX send-keys -X begin-selection
$TMUX send-keys -X next-word-end
$TMUX send-keys -X next-word-end
$TMUX send-keys -X copy-selection
[ "$($TMUX show-buffer)" = "$(echo -e "words\n Indented")" ] || exit 1
# Test that `next-word` wraps around un-indented line breaks.
$TMUX send-keys -X next-word
$TMUX send-keys -X begin-selection
$TMUX send-keys -X next-word
$TMUX send-keys -X copy-selection
[ "$($TMUX show-buffer)" = "$(echo -e "line\nA")" ] || exit 1
# Test that `next-word-end` does not treat periods as letters.
$TMUX send-keys -X next-word
$TMUX send-keys -X begin-selection
$TMUX send-keys -X next-word-end
$TMUX send-keys -X copy-selection
[ "$($TMUX show-buffer)" = "line" ] || exit 1
# Test that `next-space-end` treats periods as letters.
$TMUX send-keys -X previous-word
$TMUX send-keys -X begin-selection
$TMUX send-keys -X next-space-end
$TMUX send-keys -X copy-selection
[ "$($TMUX show-buffer)" = "line..." ] || exit 1
# Test that `previous-space` and `next-space` treat periods as letters.
$TMUX send-keys -X previous-space
$TMUX send-keys -X begin-selection
$TMUX send-keys -X next-space
$TMUX send-keys -X copy-selection
[ "$($TMUX show-buffer)" = "$(echo -e "line...\n.")" ] || exit 1
# Test that `next-word` and `next-word-end` do not treat other symbols as letters.
$TMUX send-keys -X begin-selection
$TMUX send-keys -X next-word
$TMUX send-keys -X next-word
$TMUX send-keys -X next-word-end
$TMUX send-keys -X next-word-end
$TMUX send-keys -X copy-selection
[ "$($TMUX show-buffer)" = "... @nd then" ] || exit 1
# Test that `next-space` wraps around for indented symbols
$TMUX send-keys -X next-space
$TMUX send-keys -X begin-selection
$TMUX send-keys -X next-space
$TMUX send-keys -X copy-selection
[ "$($TMUX show-buffer)" = "$(echo -e "\$ym_bols[]{}\n ?")" ] || exit 1
# Test that `next-word-end` treats digits as letters
$TMUX send-keys -X next-word-end
$TMUX send-keys -X begin-selection
$TMUX send-keys -X next-word-end
$TMUX send-keys -X copy-selection
[ "$($TMUX show-buffer)" = "? 500xyz" ] || exit 1
# Test that `previous-word` treats digits as letters
$TMUX send-keys -X begin-selection
$TMUX send-keys -X previous-word
$TMUX send-keys -X copy-selection
[ "$($TMUX show-buffer)" = "500xyz" ] || exit 1
# Test that `next-word`, `next-word-end`,
# `next-space`, and `next-space-end` stop at the end of text.
$TMUX send-keys -X begin-selection
$TMUX send-keys -X next-word
$TMUX send-keys -X next-word-end
$TMUX send-keys -X next-word
$TMUX send-keys -X next-space
$TMUX send-keys -X next-space-end
$TMUX send-keys -X copy-selection
[ "$($TMUX show-buffer)" = "500xyz" ] || exit 1
$TMUX kill-server 2>/dev/null
exit 0