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-rw-r--r--spec/ruby/library/date/shared/valid_civil.rb36
1 files changed, 36 insertions, 0 deletions
diff --git a/spec/ruby/library/date/shared/valid_civil.rb b/spec/ruby/library/date/shared/valid_civil.rb
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+++ b/spec/ruby/library/date/shared/valid_civil.rb
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+describe :date_valid_civil?, shared: true do
+
+ # reference:
+ # October 1582 (the Gregorian calendar, Civil Date)
+ # S M Tu W Th F S
+ # 1 2 3 4 15 16
+ # 17 18 19 20 21 22 23
+ # 24 25 26 27 28 29 30
+ # 31
+
+ it "returns true if it is a valid civil date" do
+ Date.send(@method, 1582, 10, 15).should be_true
+ Date.send(@method, 1582, 10, 14, Date::ENGLAND).should be_true
+ end
+
+ it "returns false if it is not a valid civil date" do
+ Date.send(@method, 1582, 10, 14).should == false
+ end
+
+ it "handles negative months and days" do
+ # October 1582 (the Gregorian calendar, Civil Date)
+ # S M Tu W Th F S
+ # -21 -20 -19 -18 -17 -16
+ # -15 -14 -13 -12 -11 -10 -9
+ # -8 -7 -6 -5 -4 -3 -2
+ # -1
+ Date.send(@method, 1582, -3, -22).should be_false
+ Date.send(@method, 1582, -3, -21).should be_true
+ Date.send(@method, 1582, -3, -18).should be_true
+ Date.send(@method, 1582, -3, -17).should be_true
+
+ Date.send(@method, 2007, -11, -10).should be_true
+ Date.send(@method, 2008, -11, -10).should be_true
+ end
+
+end