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Contents
require 'spec_helper'
describe '`Opal.hash`' do
it 'converts object literals to hashes' do
`Opal.hash({a: 1, b: 2})`.should == {a: 1, b: 2}
end
end
describe 'javascript access using .JS' do
it 'should call javascript methods via .JS.method()' do
"a1234b5678c".JS.indexOf('c').should == 10
"a1234b5678c".JS.replace(`/[0-9]/g`, '').should == 'abc'
end
it 'should call javascript methods via .JS.method arg' do
("a1234b5678c".JS.indexOf 'c').should == 10
("a1234b5678c".JS.replace `/[0-9]/g`, '').should == 'abc'
end
it 'should call javascript methods with blocks via .JS.method' do
f = `{a:function(f){return f(1) + f(2)}}`
f.JS.a{|v| v*2}.should == 6
v = f.JS.a do |v| v*2 end
v.should == 6
end
it 'should call javascript methods with args and blocks via .JS.method' do
f = `{a:function(a, f){return f(a, 1) + f(a, 2)}}`
f.JS.a(3){|b, v| b+v*2}.should == 12
v = f.JS.a 3 do |b, v| b+v*2 end
v.should == 12
end
it 'should support javascript properties via .JS[]' do
"a1234b5678c".JS['length'].should == 11
`{a:1}`.JS['a'].should == 1
`{a:1}`.JS['a'].should == 1
[2, 4].JS[0].should == 2
[2, 4].JS[1].should == 4
[2, 4].JS[:length].should == 2
end
it 'should be chainable' do
"a1234b5678c".JS.replace(`/[0-9]/g`, '').JS.toUpperCase.should == 'ABC'
"a1234b5678c".JS.replace(`/[0-9]/g`, '').JS[:length].should == 3
"a1234b5678c".JS[:length].JS.toString.should == "11"
`{a:{b:1}}`.JS[:a].JS[:b].JS.toString.should == '1'
f = `{a:function(f){return {b: function(f2){return f(f2(1)) + f(f2(2))}}}}`
f.JS.a{|v| v*2}.JS.b{|v| v*3}.should == 18
end
it 'should set javascript properties via .JS[arg] = rhs' do
a = `{}`
a.JS[:foo] = 1
a.JS[:foo].should == 1
`a["foo"]`.should == 1
end
end
Version data entries
28 entries across 28 versions & 1 rubygems