describe :date_valid_ordinal?, shared: true do
  it "determines if the date is a valid ordinal date" do
    # October 1582 (the Gregorian calendar, Ordinal Date)
    #   S   M  Tu   W  Th   F   S
    #     274 275 276 277 278 279
    # 280 281 282 283 284 285 286
    # 287 288 289 290 291 292 293
    # 294
    Date.send(@method, 1582, 277).should == true
    Date.send(@method, 1582, 278).should == true
    Date.send(@method, 1582, 287).should == true
    Date.send(@method, 1582, 288).should == true
  end

  it "handles negative day numbers" do
    # October 1582 (the Gregorian calendar, Ordinal Date)
    #   S   M  Tu   W  Th   F   S
    #     -82 -81 -80 -79 -78 -77
    # -76 -75 -74 -73 -72 -71 -70
    # -69 -68 -67 -66 -65 -64 -63
    # -62
    Date.send(@method, 1582, -79).should == true
    Date.send(@method, 1582, -78).should == true
    Date.send(@method, 2007, -100).should == true
  end
end