diff options
Diffstat (limited to 'spec/rubyspec/core/integer/lcm_spec.rb')
-rw-r--r-- | spec/rubyspec/core/integer/lcm_spec.rb | 58 |
1 files changed, 0 insertions, 58 deletions
diff --git a/spec/rubyspec/core/integer/lcm_spec.rb b/spec/rubyspec/core/integer/lcm_spec.rb deleted file mode 100644 index ddf25d3853..0000000000 --- a/spec/rubyspec/core/integer/lcm_spec.rb +++ /dev/null @@ -1,58 +0,0 @@ -require File.expand_path('../../../spec_helper', __FILE__) - -describe "Integer#lcm" do - it "returns self if equal to the argument" do - 1.lcm(1).should == 1 - 398.lcm(398).should == 398 - end - - it "returns an Integer" do - 36.lcm(6).should be_kind_of(Integer) - 4.lcm(20981).should be_kind_of(Integer) - end - - it "returns the least common multiple of self and argument" do - 200.lcm(2001).should == 400200 - 99.lcm(90).should == 990 - end - - it "returns a positive integer even if self is negative" do - -12.lcm(6).should == 12 - -100.lcm(100).should == 100 - end - - it "returns a positive integer even if the argument is negative" do - 12.lcm(-6).should == 12 - 100.lcm(-100).should == 100 - end - - it "returns a positive integer even if both self and argument are negative" do - -12.lcm(-6).should == 12 - -100.lcm(-100).should == 100 - end - - it "accepts a Bignum argument" do - bignum = 9999**99 - bignum.should be_kind_of(Bignum) - 99.lcm(bignum).should == bignum - end - - it "works if self is a Bignum" do - bignum = 9999**99 - bignum.should be_kind_of(Bignum) - bignum.lcm(99).should == bignum - end - - it "raises an ArgumentError if not given an argument" do - lambda { 12.lcm }.should raise_error(ArgumentError) - end - - it "raises an ArgumentError if given more than one argument" do - lambda { 12.lcm(30, 20) }.should raise_error(ArgumentError) - end - - it "raises a TypeError unless the argument is an Integer" do - lambda { 39.lcm(3.8) }.should raise_error(TypeError) - lambda { 45872.lcm([]) }.should raise_error(TypeError) - end -end |