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Enhance the %q, %Q, and %w printf conversions so that the precisions

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specifies the length of the input.

FossilOrigin-Name: 3ba773132d3baeb87acaee538b8fb0b0f4293673
This commit is contained in:
drh
2009-11-25 16:53:37 +00:00
parent 5ff44379b3
commit 8965b50edf
4 changed files with 57 additions and 17 deletions
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37
test/printf.test
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@ -3506,6 +3506,43 @@ do_test printf-4.3 {
do_test printf-4.4 {
sqlite3_mprintf_str {%d %d A NULL pointer in %%Q: %Q} 1 2
} {1 2 A NULL pointer in %Q: NULL}
do_test printf-4.5 {
sqlite3_mprintf_str {%d %d A quoted string: '%.10q'} 1 2 {Hi Y'all}
} {1 2 A quoted string: 'Hi Y''all'}
do_test printf-4.6 {
sqlite3_mprintf_str {%d %d A quoted string: '%.9q'} 1 2 {Hi Y'all}
} {1 2 A quoted string: 'Hi Y''all'}
do_test printf-4.7 {
sqlite3_mprintf_str {%d %d A quoted string: '%.8q'} 1 2 {Hi Y'all}
} {1 2 A quoted string: 'Hi Y''all'}
do_test printf-4.8 {
sqlite3_mprintf_str {%d %d A quoted string: '%.7q'} 1 2 {Hi Y'all}
} {1 2 A quoted string: 'Hi Y''al'}
do_test printf-4.9 {
sqlite3_mprintf_str {%d %d A quoted string: '%.6q'} 1 2 {Hi Y'all}
} {1 2 A quoted string: 'Hi Y''a'}
do_test printf-4.10 {
sqlite3_mprintf_str {%d %d A quoted string: '%.5q'} 1 2 {Hi Y'all}
} {1 2 A quoted string: 'Hi Y'''}
do_test printf-4.11 {
sqlite3_mprintf_str {%d %d A quoted string: '%.4q'} 1 2 {Hi Y'all}
} {1 2 A quoted string: 'Hi Y'}
do_test printf-4.12 {
sqlite3_mprintf_str {%d %d A quoted string: '%.3q'} 1 2 {Hi Y'all}
} {1 2 A quoted string: 'Hi '}
do_test printf-4.13 {
sqlite3_mprintf_str {%d %d A quoted string: '%.2q'} 1 2 {Hi Y'all}
} {1 2 A quoted string: 'Hi'}
do_test printf-4.14 {
sqlite3_mprintf_str {%d %d A quoted string: '%.1q'} 1 2 {Hi Y'all}
} {1 2 A quoted string: 'H'}
do_test printf-4.15 {
sqlite3_mprintf_str {%d %d A quoted string: '%.0q'} 1 2 {Hi Y'all}
} {1 2 A quoted string: ''}
do_test printf-4.16 {
sqlite3_mprintf_str {%d A quoted string: '%.*q'} 1 6 {Hi Y'all}
} {1 A quoted string: 'Hi Y''a'}
do_test printf-5.1 {
set x [sqlite3_mprintf_str {%d %d %100000s} 0 0 {Hello}]