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require_relative '../../spec_helper'
describe "Float#ceil" do
it "returns the smallest Integer greater than or equal to self" do
-1.2.ceil.should eql( -1)
-1.0.ceil.should eql( -1)
0.0.ceil.should eql( 0 )
1.3.ceil.should eql( 2 )
3.0.ceil.should eql( 3 )
-9223372036854775808.1.ceil.should eql(-9223372036854775808)
+9223372036854775808.1.ceil.should eql(+9223372036854775808)
end
it "returns the smallest number greater than or equal to self with an optionally given precision" do
2.1679.ceil(0).should eql(3)
214.94.ceil(-1).should eql(220)
7.0.ceil(1).should eql(7.0)
-1.234.ceil(2).should eql(-1.23)
5.123812.ceil(4).should eql(5.1239)
end
end
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