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lib/tests/misc: Test lib.drop

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This commit is contained in:
Robert Hensing 2025-01-03 12:03:33 +01:00
parent 6eafbd0904
commit c96e907825
1 changed files with 12 additions and 0 deletions
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12
lib/tests/misc.nix
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@ -854,6 +854,18 @@ runTests {
([ 1 2 3 ] == (take 4 [ 1 2 3 ])) ([ 1 2 3 ] == (take 4 [ 1 2 3 ]))
]; ];
testDrop = let inherit (lib) drop; in testAllTrue [
# list index -1 is out of bounds
# ([ 1 2 3 ] == (drop (-1) [ 1 2 3 ]))
(drop 0 [ 1 2 3 ] == [ 1 2 3 ])
(drop 1 [ 1 2 3 ] == [ 2 3 ])
(drop 2 [ 1 2 3 ] == [ 3 ])
(drop 3 [ 1 2 3 ] == [ ])
(drop 4 [ 1 2 3 ] == [ ])
(drop 0 [ ] == [ ])
(drop 1 [ ] == [ ])
];
testListHasPrefixExample1 = { testListHasPrefixExample1 = {
expr = lists.hasPrefix [ 1 2 ] [ 1 2 3 4 ]; expr = lists.hasPrefix [ 1 2 ] [ 1 2 3 4 ];
expected = true; expected = true;