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-rw-r--r--spec/ruby/library/bigdecimal/limit_spec.rb17
1 files changed, 16 insertions, 1 deletions
diff --git a/spec/ruby/library/bigdecimal/limit_spec.rb b/spec/ruby/library/bigdecimal/limit_spec.rb
index 41308abcd8..0c90415aec 100644
--- a/spec/ruby/library/bigdecimal/limit_spec.rb
+++ b/spec/ruby/library/bigdecimal/limit_spec.rb
@@ -11,20 +11,35 @@ describe "BigDecimal.limit" do
BigDecimal.limit(old)
end
- it "use the global limit if no precision is specified" do
+ it "uses the global limit if no precision is specified" do
BigDecimalSpecs.with_limit(0) do
(BigDecimal('0.888') + BigDecimal('0')).should == BigDecimal('0.888')
+ (BigDecimal('0.888') - BigDecimal('0')).should == BigDecimal('0.888')
(BigDecimal('0.888') * BigDecimal('3')).should == BigDecimal('2.664')
+ (BigDecimal('0.888') / BigDecimal('3')).should == BigDecimal('0.296')
end
BigDecimalSpecs.with_limit(1) do
(BigDecimal('0.888') + BigDecimal('0')).should == BigDecimal('0.9')
+ (BigDecimal('0.888') - BigDecimal('0')).should == BigDecimal('0.9')
(BigDecimal('0.888') * BigDecimal('3')).should == BigDecimal('3')
+ (BigDecimal('0.888') / BigDecimal('3')).should == BigDecimal('0.3')
end
BigDecimalSpecs.with_limit(2) do
(BigDecimal('0.888') + BigDecimal('0')).should == BigDecimal('0.89')
+ (BigDecimal('0.888') - BigDecimal('0')).should == BigDecimal('0.89')
(BigDecimal('0.888') * BigDecimal('3')).should == BigDecimal('2.7')
+ (BigDecimal('0.888') / BigDecimal('3')).should == BigDecimal('0.30')
+ end
+ end
+
+ it "picks the specified precision over global limit" do
+ BigDecimalSpecs.with_limit(3) do
+ BigDecimal('0.888').add(BigDecimal('0'), 2).should == BigDecimal('0.89')
+ BigDecimal('0.888').sub(BigDecimal('0'), 2).should == BigDecimal('0.89')
+ BigDecimal('0.888').mult(BigDecimal('3'), 2).should == BigDecimal('2.7')
+ BigDecimal('0.888').div(BigDecimal('3'), 2).should == BigDecimal('0.30')
end
end
end