diff options
Diffstat (limited to 'spec/ruby/library/datetime/deconstruct_keys_spec.rb')
-rw-r--r-- | spec/ruby/library/datetime/deconstruct_keys_spec.rb | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/spec/ruby/library/datetime/deconstruct_keys_spec.rb b/spec/ruby/library/datetime/deconstruct_keys_spec.rb new file mode 100644 index 0000000000..77ceaa51c4 --- /dev/null +++ b/spec/ruby/library/datetime/deconstruct_keys_spec.rb @@ -0,0 +1,46 @@ +require_relative '../../spec_helper' +require 'date' +date_version = defined?(Date::VERSION) ? Date::VERSION : '3.1.0' + +version_is date_version, "3.3" do #ruby_version_is "3.2" do + describe "DateTime#deconstruct_keys" do + it "returns whole hash for nil as an argument" do + d = DateTime.new(2022, 10, 5, 13, 30) + res = { year: 2022, month: 10, day: 5, yday: 278, wday: 3, hour: 13, + min: 30, sec: 0, sec_fraction: (0/1), zone: "+00:00" } + d.deconstruct_keys(nil).should == res + end + + it "returns only specified keys" do + d = DateTime.new(2022, 10, 5, 13, 39) + d.deconstruct_keys([:zone, :hour]).should == { zone: "+00:00", hour: 13 } + end + + it "requires one argument" do + -> { + DateTime.new(2022, 10, 5, 13, 30).deconstruct_keys + }.should raise_error(ArgumentError) + end + + it "it raises error when argument is neither nil nor array" do + d = DateTime.new(2022, 10, 5, 13, 30) + + -> { d.deconstruct_keys(1) }.should raise_error(TypeError, "wrong argument type Integer (expected Array or nil)") + -> { d.deconstruct_keys("asd") }.should raise_error(TypeError, "wrong argument type String (expected Array or nil)") + -> { d.deconstruct_keys(:x) }.should raise_error(TypeError, "wrong argument type Symbol (expected Array or nil)") + -> { d.deconstruct_keys({}) }.should raise_error(TypeError, "wrong argument type Hash (expected Array or nil)") + end + + it "returns {} when passed []" do + DateTime.new(2022, 10, 5, 13, 30).deconstruct_keys([]).should == {} + end + + it "ignores non-Symbol keys" do + DateTime.new(2022, 10, 5, 13, 30).deconstruct_keys(['year', []]).should == {} + end + + it "ignores not existing Symbol keys" do + DateTime.new(2022, 10, 5, 13, 30).deconstruct_keys([:year, :a]).should == { year: 2022 } + end + end +end |