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Versions: 6
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Contents
# backtick_javascript: true
describe 'Opal.is_a' do
describe 'Numeric/Number special cases' do
[
[1, :Numeric, true],
[1, :Number, true],
[1, :Fixnum, true],
[1, :Integer, true],
[1, :Float, true],
[1.2, :Numeric, true],
[1.2, :Number, true],
[1.2, :Fixnum, true],
[1.2, :Integer, false],
[1.2, :Float, true],
[Numeric.new, :Numeric, true],
[Numeric.new, :Number, false],
[Numeric.new, :Fixnum, false],
[Numeric.new, :Integer, false],
[Numeric.new, :Float, false],
].each do |(value, klass_name, result)|
klass = Object.const_get(klass_name)
it "returns #{result} for Opal.is_a(#{value}, #{klass_name})" do
`Opal.is_a(#{value}, #{klass})`.should == result
end
end
it 'can rely on Number subclasses having $$is_number_class on their prototype' do
`!!#{Numeric}.$$is_number_class`.should == false
`!!#{Number}.$$is_number_class`.should == true
`!!#{Fixnum}.$$is_number_class`.should == true
`!!#{Integer}.$$is_number_class`.should == true
`!!#{Float}.$$is_number_class`.should == true
end
it 'can rely on Number subclasses having $$is_integer_class on their prototype' do
`!!#{Numeric}.$$is_integer_class`.should == false
`!!#{Number}.$$is_integer_class`.should == false
`!!#{Fixnum}.$$is_integer_class`.should == false
`!!#{Integer}.$$is_integer_class`.should == true
`!!#{Float}.$$is_integer_class`.should == false
end
it 'works for non-Opal objects' do
`Opal.is_a({}, Opal.Array)`.should == false
end
end
end
Version data entries
6 entries across 6 versions & 1 rubygems