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author | 2024-06-27 16:15:51 +0100 | |
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committer | 2024-06-28 18:39:01 +0100 | |
commit | 9caeb57e67c48376fbd7d8121ae4d3a9e1888b35 (patch) | |
tree | 20ba2798a3975c7eb3cc50d1bf1b2328f4cc40c0 /test-functions | |
parent | Add an experimental module for staging new ideas (diff) | |
download | gentoo-functions-9caeb57e67c48376fbd7d8121ae4d3a9e1888b35.tar.gz gentoo-functions-9caeb57e67c48376fbd7d8121ae4d3a9e1888b35.tar.bz2 gentoo-functions-9caeb57e67c48376fbd7d8121ae4d3a9e1888b35.zip |
Add the substr() function
POSIX sh does not support substring expansion so it may come in handy.
The implementation is based on the awk function of the same name.
Signed-off-by: Kerin Millar <kfm@plushkava.net>
Diffstat (limited to 'test-functions')
-rwxr-xr-x | test-functions | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/test-functions b/test-functions index 13be61c..736836b 100755 --- a/test-functions +++ b/test-functions @@ -664,6 +664,44 @@ test_trueof_any() { iterate_tests 7 "$@" } +test_substr() { + set -- \ + ge 1 - foobar N/A N/A \ + ge 1 - foobar '' N/A \ + ge 1 - foobar x N/A \ + ge 1 - foobar '' '' \ + ge 1 - foobar x y \ + eq 0 foobar foobar 1 N/A \ + eq 0 foobar foobar -1 N/A \ + eq 0 foobar foobar 1 7 \ + eq 0 foobar foobar -1 7 \ + eq 0 foo foobar 1 3 \ + eq 0 foo foobar -1 3 \ + eq 0 f foobar 1 1 \ + eq 0 f foobar -1 1 \ + eq 0 '' foobar 1 0 \ + eq 0 '' foobar 1 -1 \ + eq 0 '' foobar 0 0 \ + eq 0 '' foobar 0 -1 \ + eq 0 '' foobar -1 0 \ + eq 0 '' foobar -1 -1 \ + eq 0 bar foobar 4 N/A \ + eq 0 bar foobar 4 4 \ + eq 0 b foobar 4 1 \ + eq 0 '' foobar 4 0 \ + eq 0 '' foobar 4 -1 + + callback() { + shift + expected=$1 + shift + test_description="substr $(quote_args "$@")" + str=$(substr "$@") && test "${str}" = "${expected}" + } + + iterate_tests 6 "$@" +} + iterate_tests() { slice_width=$1 shift @@ -738,6 +776,7 @@ test_is_anyof || rc=1 test_is_subset || rc=1 test_trueof_all || rc=1 test_trueof_any || rc=1 +test_substr || rc=1 cleanup_tmpdir |