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-rw-r--r--spec/ruby/core/float/multiply_spec.rb14
1 files changed, 14 insertions, 0 deletions
diff --git a/spec/ruby/core/float/multiply_spec.rb b/spec/ruby/core/float/multiply_spec.rb
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+++ b/spec/ruby/core/float/multiply_spec.rb
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+require File.expand_path('../../../spec_helper', __FILE__)
+
+describe "Float#*" do
+ it "returns self multiplied by other" do
+ (4923.98221 * 2).should be_close(9847.96442, TOLERANCE)
+ (6712.5 * 0.25).should be_close(1678.125, TOLERANCE)
+ (256.4096 * bignum_value).should be_close(2364961134621118431232.000, TOLERANCE)
+ end
+
+ it "raises a TypeError when given a non-Numeric" do
+ lambda { 13.0 * "10" }.should raise_error(TypeError)
+ lambda { 13.0 * :symbol }.should raise_error(TypeError)
+ end
+end