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Versions: 10
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Contents
require File.expand_path(File.join(File.dirname(__FILE__), "helper"))
module Johnson
module Conversions
class ArrayTest < Johnson::TestCase
def test_array_index_get
@runtime[:list] = [1, 2, 3, 4]
assert_equal(1, @runtime.evaluate("list[0]"))
end
def test_array_index_set
@runtime[:list] = []
@runtime.evaluate("list[0] = 42")
assert_equal(42, @runtime[:list][0])
end
def test_array_length
@runtime[:list] = [1, 2, 3, 4]
assert_equal(4, @runtime.evaluate("list.length"))
end
def test_array_works_with_for_in
list = [9, 3, 12, 8]
@runtime['alert'] = lambda { |x| p x }
@runtime['list'] = list
@runtime.evaluate("
var new_list = [];
for(var x in list) {
new_list.push(x);
}
")
assert_equal([0, 1, 2, 3], @runtime['new_list'].to_a)
end
def test_array_works_with_iterator
list = [9, 3, 12, 8]
@runtime['alert'] = lambda { |x| p x }
@runtime['list'] = list
@runtime.evaluate("
var new_list = [];
var it = Iterator(list);
for(var x in it) {
new_list.push(x);
}
")
assert_equal([[0, 9], [1, 3], [2, 12], [3, 8]], @runtime['new_list'].to_a.map {|a| a.to_a })
end
def test_array_works_with_function_apply
list = [1, 2, 3, 4]
@runtime['alert'] = lambda { |x| p x }
@runtime['list'] = list
@runtime.evaluate("
var new_list = [];
function process_list(a, b, c, d) {
new_list.push(a * 2);
new_list.push(b * 2);
// skip c
new_list.push(d * 2);
}
process_list.apply(process_list, list);
")
assert_equal([2, 4, 8], @runtime['new_list'].to_a)
end
end
end
end
Version data entries
10 entries across 10 versions & 4 rubygems