summaryrefslogtreecommitdiff
path: root/spec/rubyspec/core/integer/round_spec.rb
diff options
context:
space:
mode:
Diffstat (limited to 'spec/rubyspec/core/integer/round_spec.rb')
-rw-r--r--spec/rubyspec/core/integer/round_spec.rb77
1 files changed, 0 insertions, 77 deletions
diff --git a/spec/rubyspec/core/integer/round_spec.rb b/spec/rubyspec/core/integer/round_spec.rb
deleted file mode 100644
index 5cc9aa3881..0000000000
--- a/spec/rubyspec/core/integer/round_spec.rb
+++ /dev/null
@@ -1,77 +0,0 @@
-require File.expand_path('../../../spec_helper', __FILE__)
-require File.expand_path('../shared/to_i', __FILE__)
-
-describe "Integer#round" do
- it_behaves_like(:integer_to_i, :round)
-
- ruby_version_is ""..."2.5" do
- it "rounds itself as a float if passed a positive precision" do
- [2, -4, 10**70, -10**100].each do |v|
- v.round(42).should eql(v.to_f)
- end
- end
- end
-
- ruby_version_is "2.5" do
- it "returns itself if passed a positive precision" do
- [2, -4, 10**70, -10**100].each do |v|
- v.round(42).should eql(v)
- end
- end
- end
-
- it "returns itself if passed zero" do
- [2, -4, 10**70, -10**100].each do |v|
- v.round(0).should eql(v)
- end
- end
-
- # redmine:5228
- it "returns itself rounded if passed a negative value" do
- +249.round(-2).should eql(+200)
- -249.round(-2).should eql(-200)
- (+25 * 10**70 - 1).round(-71).should eql(+20 * 10**70)
- (-25 * 10**70 + 1).round(-71).should eql(-20 * 10**70)
- end
-
- it "returns itself rounded to nearest if passed a negative value" do
- +250.round(-2).should eql(+300)
- -250.round(-2).should eql(-300)
- (+25 * 10**70).round(-71).should eql(+30 * 10**70)
- (-25 * 10**70).round(-71).should eql(-30 * 10**70)
- end
-
- platform_is_not wordsize: 32 do
- it "raises a RangeError when passed a big negative value" do
- lambda { 42.round(fixnum_min) }.should raise_error(RangeError)
- end
- end
-
- it "raises a RangeError when passed Float::INFINITY" do
- lambda { 42.round(Float::INFINITY) }.should raise_error(RangeError)
- end
-
- it "raises a RangeError when passed a beyond signed int" do
- lambda { 42.round(1<<31) }.should raise_error(RangeError)
- end
-
- it "raises a TypeError when passed a String" do
- lambda { 42.round("4") }.should raise_error(TypeError)
- end
-
- it "raises a TypeError when its argument cannot be converted to an Integer" do
- lambda { 42.round(nil) }.should raise_error(TypeError)
- end
-
- it "calls #to_int on the argument to convert it to an Integer" do
- obj = mock("Object")
- obj.should_receive(:to_int).and_return(0)
- 42.round(obj)
- end
-
- it "raises a TypeError when #to_int does not return an Integer" do
- obj = mock("Object")
- obj.stub!(:to_int).and_return([])
- lambda { 42.round(obj) }.should raise_error(TypeError)
- end
-end