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/* Unit Test: Standard Library */
/* Tests: All built-in higher-order functions */
/* Basic functions for testing */
double_func : x -> x * 2;
square_func : x -> x * x;
add_func : x y -> x + y;
isPositive : x -> x > 0;
/* Map function */
mapped1 : map @double_func 5;
mapped2 : map @square_func 3;
..assert mapped1 = 10;
..assert mapped2 = 9;
/* Compose function */
composed : compose @double_func @square_func 3;
..assert composed = 18;
/* Pipe function */
piped : pipe @double_func @square_func 2;
..assert piped = 16;
/* Apply function */
applied : apply @double_func 7;
..assert applied = 14;
/* Reduce and Fold functions */
reduced : reduce @add_func 0 5;
folded : fold @add_func 0 5;
..assert reduced = 5;
..assert folded = 5;
/* Curry function */
curried : curry @add_func 3 4;
..assert curried = 7;
..out "Standard library test completed";
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