9 use Moose::Util::TypeConstraints;
10 use NoInlineAttribute;
18 elements => 'elements',
19 is_empty => 'is_empty',
25 [ unshift => 42, 84 ],
29 get_curried => [ get => 1 ],
31 set_curried_1 => [ set => 1 ],
32 set_curried_2 => [ set => ( 1, 98 ) ],
33 accessor => 'accessor',
34 accessor_curried_1 => [ accessor => 1 ],
35 accessor_curried_2 => [ accessor => ( 1, 90 ) ],
38 delete_curried => [ delete => 1 ],
40 insert_curried => [ insert => ( 1, 101 ) ],
42 splice_curried_1 => [ splice => 1 ],
43 splice_curried_2 => [ splice => 1, 2 ],
44 splice_curried_all => [ splice => 1, 2, ( 3, 4, 5 ) ],
46 sort_curried => [ sort => ( sub { $_[1] <=> $_[0] } ) ],
47 sort_in_place => 'sort_in_place',
48 sort_in_place_curried =>
49 [ sort_in_place => ( sub { $_[1] <=> $_[0] } ) ],
51 map_curried => [ map => ( sub { $_ + 1 } ) ],
53 grep_curried => [ grep => ( sub { $_ < 5 } ) ],
55 first_curried => [ first => ( sub { $_ % 2 } ) ],
57 join_curried => [ join => '-' ],
61 reduce_curried => [ reduce => ( sub { $_[0] * $_[1] } ) ],
62 natatime => 'natatime',
63 natatime_curried => [ natatime => 2 ],
71 my $class = Moose::Meta::Class->create(
73 superclasses => ['Moose::Object'],
77 push @traits, 'NoInlineAttribute'
78 if delete $attr{no_inline};
80 $class->add_attribute(
84 isa => 'ArrayRef[Int]',
85 default => sub { [] },
87 clearer => '_clear_values',
92 return ( $class->name, \%handles );
100 '&{}' => sub { ${ $_[0] } },
109 run_tests(build_class);
110 run_tests( build_class( lazy => 1, default => sub { [ 42, 84 ] } ) );
111 run_tests( build_class( trigger => sub { } ) );
112 run_tests( build_class( no_inline => 1 ) );
114 # Will force the inlining code to check the entire arrayref when it is modified.
115 subtype 'MyArrayRef', as 'ArrayRef', where { 1 };
117 run_tests( build_class( isa => 'MyArrayRef' ) );
119 coerce 'MyArrayRef', from 'ArrayRef', via { $_ };
121 run_tests( build_class( isa => 'MyArrayRef', coerce => 1 ) );
125 my ( $class, $handles ) = @_;
127 can_ok( $class, $_ ) for sort keys %{$handles};
130 my $obj = $class->new( _values => [ 10, 12, 42 ] );
133 $obj->_values, [ 10, 12, 42 ],
134 'values can be set in constructor'
137 ok( !$obj->is_empty, 'values is not empty' );
138 is( $obj->count, 3, 'count returns 3' );
140 like( exception { $obj->count(22) }, qr/Cannot call count with any arguments/, 'throws an error when passing an argument passed to count' );
142 is( exception { $obj->push( 1, 2, 3 ) }, undef, 'pushed three new values and lived' );
144 is( exception { $obj->push() }, undef, 'call to push without arguments lives' );
147 is( $obj->unshift( 101, 22 ), 8,
148 'unshift returns size of the new array' );
149 }, undef, 'unshifted two values and lived' );
152 $obj->_values, [ 101, 22, 10, 12, 42, 1, 2, 3 ],
153 'unshift changed the value of the array in the object'
156 is( exception { $obj->unshift() }, undef, 'call to unshift without arguments lives' );
158 is( $obj->pop, 3, 'pop returns the last value in the array' );
161 $obj->_values, [ 101, 22, 10, 12, 42, 1, 2 ],
162 'pop changed the value of the array in the object'
165 like( exception { $obj->pop(42) }, qr/Cannot call pop with any arguments/, 'call to pop with arguments dies' );
167 is( $obj->shift, 101, 'shift returns the first value' );
169 like( exception { $obj->shift(42) }, qr/Cannot call shift with any arguments/, 'call to shift with arguments dies' );
172 $obj->_values, [ 22, 10, 12, 42, 1, 2 ],
173 'shift changed the value of the array in the object'
177 [ $obj->elements ], [ 22, 10, 12, 42, 1, 2 ],
178 'call to elements returns values as a list'
181 like( exception { $obj->elements(22) }, qr/Cannot call elements with any arguments/, 'throws an error when passing an argument passed to elements' );
183 $obj->_values( [ 1, 2, 3 ] );
185 is( $obj->get(0), 1, 'get values at index 0' );
186 is( $obj->get(1), 2, 'get values at index 1' );
187 is( $obj->get(2), 3, 'get values at index 2' );
188 is( $obj->get_curried, 2, 'get_curried returns value at index 1' );
190 like( exception { $obj->get() }, qr/Cannot call get without at least 1 argument/, 'throws an error when get is called without any arguments' );
192 like( exception { $obj->get( {} ) }, qr/The index passed to get must be an integer/, 'throws an error when get is called with an invalid argument' );
194 like( exception { $obj->get(2.2) }, qr/The index passed to get must be an integer/, 'throws an error when get is called with an invalid argument' );
196 like( exception { $obj->get('foo') }, qr/The index passed to get must be an integer/, 'throws an error when get is called with an invalid argument' );
198 like( exception { $obj->get_curried(2) }, qr/Cannot call get with more than 1 argument/, 'throws an error when get_curried is called with an argument' );
201 is( $obj->set( 1, 100 ), 100, 'set returns new value' );
202 }, undef, 'set value at index 1 lives' );
204 is( $obj->get(1), 100, 'get value at index 1 returns new value' );
207 like( exception { $obj->set( 1, 99, 42 ) }, qr/Cannot call set with more than 2 arguments/, 'throws an error when set is called with three arguments' );
209 is( exception { $obj->set_curried_1(99) }, undef, 'set_curried_1 lives' );
211 is( $obj->get(1), 99, 'get value at index 1 returns new value' );
213 like( exception { $obj->set_curried_1( 99, 42 ) }, qr/Cannot call set with more than 2 arguments/, 'throws an error when set_curried_1 is called with two arguments' );
215 is( exception { $obj->set_curried_2 }, undef, 'set_curried_2 lives' );
217 is( $obj->get(1), 98, 'get value at index 1 returns new value' );
219 like( exception { $obj->set_curried_2(42) }, qr/Cannot call set with more than 2 arguments/, 'throws an error when set_curried_2 is called with one argument' );
222 $obj->accessor(1), 98,
223 'accessor with one argument returns value at index 1'
227 is( $obj->accessor( 1 => 97 ), 97, 'accessor returns new value' );
228 }, undef, 'accessor as writer lives' );
234 qr/Cannot call accessor without at least 1 argument/,
235 'throws an error when accessor is called without arguments'
240 'accessor set value at index 1'
243 like( exception { $obj->accessor( 1, 96, 42 ) }, qr/Cannot call accessor with more than 2 arguments/, 'throws an error when accessor is called with three arguments' );
246 $obj->accessor_curried_1, 97,
247 'accessor_curried_1 returns expected value when called with no arguments'
250 is( exception { $obj->accessor_curried_1(95) }, undef, 'accessor_curried_1 as writer lives' );
254 'accessor_curried_1 set value at index 1'
257 like( exception { $obj->accessor_curried_1( 96, 42 ) }, qr/Cannot call accessor with more than 2 arguments/, 'throws an error when accessor_curried_1 is called with two arguments' );
259 is( exception { $obj->accessor_curried_2 }, undef, 'accessor_curried_2 as writer lives' );
263 'accessor_curried_2 set value at index 1'
266 like( exception { $obj->accessor_curried_2(42) }, qr/Cannot call accessor with more than 2 arguments/, 'throws an error when accessor_curried_2 is called with one argument' );
268 is( exception { $obj->clear }, undef, 'clear lives' );
270 ok( $obj->is_empty, 'values is empty after call to clear' );
273 is( $obj->shift, undef,
274 'shift returns undef on an empty array' );
275 }, undef, 'shifted from an empty array and lived' );
277 $obj->set( 0 => 42 );
279 like( exception { $obj->clear(50) }, qr/Cannot call clear with any arguments/, 'throws an error when clear is called with an argument' );
283 'values is not empty after failed call to clear'
286 like( exception { $obj->is_empty(50) }, qr/Cannot call is_empty with any arguments/, 'throws an error when is_empty is called with an argument' );
290 $obj->push( 1, 5, 10, 42 ), 4,
291 'pushed 4 elements, got number of elements in the array back'
295 is( $obj->delete(2), 10, 'delete returns deleted value' );
296 }, undef, 'delete lives' );
299 $obj->_values, [ 1, 5, 42 ],
300 'delete removed the specified element'
303 like( exception { $obj->delete( 2, 3 ) }, qr/Cannot call delete with more than 1 argument/, 'throws an error when delete is called with two arguments' );
305 is( exception { $obj->delete_curried }, undef, 'delete_curried lives' );
308 $obj->_values, [ 1, 42 ],
309 'delete removed the specified element'
312 like( exception { $obj->delete_curried(2) }, qr/Cannot call delete with more than 1 argument/, 'throws an error when delete_curried is called with one argument' );
314 is( exception { $obj->insert( 1, 21 ) }, undef, 'insert lives' );
317 $obj->_values, [ 1, 21, 42 ],
318 'insert added the specified element'
321 like( exception { $obj->insert( 1, 22, 44 ) }, qr/Cannot call insert with more than 2 arguments/, 'throws an error when insert is called with three arguments' );
325 [ $obj->splice( 1, 0, 2, 3 ) ],
327 'return value of splice is empty list when not removing elements'
329 }, undef, 'splice lives' );
332 $obj->_values, [ 1, 2, 3, 21, 42 ],
333 'splice added the specified elements'
338 [ $obj->splice( 1, 2, 99 ) ],
340 'splice returns list of removed values'
342 }, undef, 'splice lives' );
345 $obj->_values, [ 1, 99, 21, 42 ],
346 'splice added the specified elements'
349 like( exception { $obj->splice() }, qr/Cannot call splice without at least 1 argument/, 'throws an error when splice is called with no arguments' );
351 like( exception { $obj->splice( 1, 'foo', ) }, qr/The length argument passed to splice must be an integer/, 'throws an error when splice is called with an invalid length' );
353 is( exception { $obj->splice_curried_1( 2, 101 ) }, undef, 'splice_curried_1 lives' );
356 $obj->_values, [ 1, 101, 42 ],
357 'splice added the specified elements'
360 is( exception { $obj->splice_curried_2(102) }, undef, 'splice_curried_2 lives' );
363 $obj->_values, [ 1, 102 ],
364 'splice added the specified elements'
367 is( exception { $obj->splice_curried_all }, undef, 'splice_curried_all lives' );
370 $obj->_values, [ 1, 3, 4, 5 ],
371 'splice added the specified elements'
375 scalar $obj->splice( 1, 2 ),
377 'splice in scalar context returns last element removed'
381 scalar $obj->splice( 1, 0, 42 ),
383 'splice in scalar context returns undef when no elements are removed'
386 $obj->_values( [ 3, 9, 5, 22, 11 ] );
389 [ $obj->sort ], [ 11, 22, 3, 5, 9 ],
390 'sort returns sorted values'
394 [ $obj->sort( sub { $_[0] <=> $_[1] } ) ], [ 3, 5, 9, 11, 22 ],
395 'sort returns values sorted by provided function'
398 like( exception { $obj->sort(1) }, qr/The argument passed to sort must be a code reference/, 'throws an error when passing a non coderef to sort' );
401 $obj->sort( sub { }, 27 );
402 }, qr/Cannot call sort with more than 1 argument/, 'throws an error when passing two arguments to sort' );
404 $obj->_values( [ 3, 9, 5, 22, 11 ] );
409 $obj->_values, [ 11, 22, 3, 5, 9 ],
410 'sort_in_place sorts values'
413 $obj->sort_in_place( sub { $_[0] <=> $_[1] } );
416 $obj->_values, [ 3, 5, 9, 11, 22 ],
417 'sort_in_place with function sorts values'
421 $obj->sort_in_place( 27 );
422 }, qr/The argument passed to sort_in_place must be a code reference/, 'throws an error when passing a non coderef to sort_in_place' );
425 $obj->sort_in_place( sub { }, 27 );
426 }, qr/Cannot call sort_in_place with more than 1 argument/, 'throws an error when passing two arguments to sort_in_place' );
428 $obj->_values( [ 3, 9, 5, 22, 11 ] );
430 $obj->sort_in_place_curried;
433 $obj->_values, [ 22, 11, 9, 5, 3 ],
434 'sort_in_place_curried sorts values'
437 like( exception { $obj->sort_in_place_curried(27) }, qr/Cannot call sort_in_place with more than 1 argument/, 'throws an error when passing one argument passed to sort_in_place_curried' );
439 $obj->_values( [ 1 .. 5 ] );
442 [ $obj->map( sub { $_ + 1 } ) ],
444 'map returns the expected values'
447 like( exception { $obj->map }, qr/Cannot call map without at least 1 argument/, 'throws an error when passing no arguments to map' );
450 $obj->map( sub { }, 2 );
451 }, qr/Cannot call map with more than 1 argument/, 'throws an error when passing two arguments to map' );
453 like( exception { $obj->map( {} ) }, qr/The argument passed to map must be a code reference/, 'throws an error when passing a non coderef to map' );
455 $obj->_values( [ 1 .. 5 ] );
458 [ $obj->map_curried ],
460 'map_curried returns the expected values'
464 $obj->map_curried( sub { } );
465 }, qr/Cannot call map with more than 1 argument/, 'throws an error when passing one argument passed to map_curried' );
467 $obj->_values( [ 2 .. 9 ] );
470 [ $obj->grep( sub { $_ < 5 } ) ],
472 'grep returns the expected values'
475 like( exception { $obj->grep }, qr/Cannot call grep without at least 1 argument/, 'throws an error when passing no arguments to grep' );
478 $obj->grep( sub { }, 2 );
479 }, qr/Cannot call grep with more than 1 argument/, 'throws an error when passing two arguments to grep' );
481 like( exception { $obj->grep( {} ) }, qr/The argument passed to grep must be a code reference/, 'throws an error when passing a non coderef to grep' );
483 my $overloader = Overloader->new( sub { $_ < 5 } );
485 [ $obj->grep($overloader) ],
487 'grep works with obj that overload code dereferencing'
491 [ $obj->grep_curried ],
493 'grep_curried returns the expected values'
497 $obj->grep_curried( sub { } );
498 }, qr/Cannot call grep with more than 1 argument/, 'throws an error when passing one argument passed to grep_curried' );
500 $obj->_values( [ 2, 4, 22, 99, 101, 6 ] );
503 $obj->first( sub { $_ % 2 } ),
505 'first returns expected value'
508 like( exception { $obj->first }, qr/Cannot call first without at least 1 argument/, 'throws an error when passing no arguments to first' );
511 $obj->first( sub { }, 2 );
512 }, qr/Cannot call first with more than 1 argument/, 'throws an error when passing two arguments to first' );
514 like( exception { $obj->first( {} ) }, qr/The argument passed to first must be a code reference/, 'throws an error when passing a non coderef to first' );
519 'first_curried returns expected value'
523 $obj->first_curried( sub { } );
524 }, qr/Cannot call first with more than 1 argument/, 'throws an error when passing one argument passed to first_curried' );
526 $obj->_values( [ 1 .. 4 ] );
529 $obj->join('-'), '1-2-3-4',
530 'join returns expected result'
534 $obj->join(q{}), '1234',
535 'join returns expected result when joining with empty string'
538 like( exception { $obj->join }, qr/Cannot call join without at least 1 argument/, 'throws an error when passing no arguments to join' );
540 like( exception { $obj->join( '-', 2 ) }, qr/Cannot call join with more than 1 argument/, 'throws an error when passing two arguments to join' );
542 like( exception { $obj->join( {} ) }, qr/The argument passed to join must be a string/, 'throws an error when passing a non string to join' );
545 [ sort $obj->shuffle ],
547 'shuffle returns all values (cannot check for a random order)'
550 like( exception { $obj->shuffle(2) }, qr/Cannot call shuffle with any arguments/, 'throws an error when passing an argument passed to shuffle' );
552 $obj->_values( [ 1 .. 4, 2, 5, 3, 7, 3, 3, 1 ] );
557 'uniq returns expected values (in original order)'
560 like( exception { $obj->uniq(2) }, qr/Cannot call uniq with any arguments/, 'throws an error when passing an argument passed to uniq' );
562 $obj->_values( [ 1 .. 5 ] );
565 $obj->reduce( sub { $_[0] * $_[1] } ),
567 'reduce returns expected value'
570 like( exception { $obj->reduce }, qr/Cannot call reduce without at least 1 argument/, 'throws an error when passing no arguments to reduce' );
573 $obj->reduce( sub { }, 2 );
574 }, qr/Cannot call reduce with more than 1 argument/, 'throws an error when passing two arguments to reduce' );
576 like( exception { $obj->reduce( {} ) }, qr/The argument passed to reduce must be a code reference/, 'throws an error when passing a non coderef to reduce' );
579 $obj->reduce_curried,
581 'reduce_curried returns expected value'
585 $obj->reduce_curried( sub { } );
586 }, qr/Cannot call reduce with more than 1 argument/, 'throws an error when passing one argument passed to reduce_curried' );
588 $obj->_values( [ 1 .. 6 ] );
590 my $it = $obj->natatime(2);
592 while ( my @v = $it->() ) {
597 [ [ 1, 2 ], [ 3, 4 ], [ 5, 6 ] ],
599 'natatime returns expected iterator'
603 $obj->natatime( 2, sub { push @nat, [@_] } );
606 [ [ 1, 2 ], [ 3, 4 ], [ 5, 6 ] ],
608 'natatime with function returns expected value'
611 like( exception { $obj->natatime( {} ) }, qr/The n value passed to natatime must be an integer/, 'throws an error when passing a non integer to natatime' );
613 like( exception { $obj->natatime( 2, {} ) }, qr/The second argument passed to natatime must be a code reference/, 'throws an error when passing a non code ref to natatime' );
615 $it = $obj->natatime_curried();
617 while ( my @v = $it->() ) {
622 [ [ 1, 2 ], [ 3, 4 ], [ 5, 6 ] ],
624 'natatime_curried returns expected iterator'
628 $obj->natatime_curried( sub { push @nat, [@_] } );
631 [ [ 1, 2 ], [ 3, 4 ], [ 5, 6 ] ],
633 'natatime_curried with function returns expected value'
636 like( exception { $obj->natatime_curried( {} ) }, qr/The second argument passed to natatime must be a code reference/, 'throws an error when passing a non code ref to natatime_curried' );
638 if ( $class->meta->get_attribute('_values')->is_lazy ) {
639 my $obj = $class->new;
641 is( $obj->count, 2, 'count is 2 (lazy init)' );
646 [ $obj->elements ], [ 42, 84 ],
647 'elements contains default with lazy init'
655 $obj->_values, [ 42, 84, 2 ],
656 'push works with lazy init'
661 $obj->unshift( 3, 4 );
664 $obj->_values, [ 3, 4, 42, 84 ],
665 'unshift works with lazy init'