83 lines
2.8 KiB
Ruby
83 lines
2.8 KiB
Ruby
#
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# Copyright (C) 2011 Instructure, Inc.
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#
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# This file is part of Canvas.
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#
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# Canvas is free software: you can redistribute it and/or modify it under
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# the terms of the GNU Affero General Public License as published by the Free
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# Software Foundation, version 3 of the License.
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#
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# Canvas is distributed in the hope that it will be useful, but WITHOUT ANY
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# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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# A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
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# details.
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#
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# You should have received a copy of the GNU Affero General Public License along
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# with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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require File.expand_path(File.dirname(__FILE__) + '/../spec_helper.rb')
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# First is an instance of FirstClass; need the example group name to be
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# consistent across nodes for test-queue, so we quote it (otherwise you
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# get something like "#<CanvasSort::FirstClass:0x007fd9975b4320>")
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describe "CanvasSort::First" do
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it "should be equal to itself" do
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expect(CanvasSort::First).to eq CanvasSort::First
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end
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it "should be less than any string" do
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expect(CanvasSort::First).to be < ""
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expect(CanvasSort::First).to be < "a"
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end
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it "should be less than any string, commutatively" do
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expect("").to be > CanvasSort::First
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expect("a").to be > CanvasSort::First
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end
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it "should be less than any number" do
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expect(CanvasSort::First).to be < 0
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expect(CanvasSort::First).to be < -1
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expect(CanvasSort::First).to be < 1
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end
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it "should be less than any number, commutatively" do
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expect(0).to be > CanvasSort::First
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expect(-1).to be > CanvasSort::First
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expect(1).to be > CanvasSort::First
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end
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it "should be less than any time or time with zone" do
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expect(CanvasSort::First).to be < Time.now
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expect(CanvasSort::First).to be < Time.at(0)
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expect(CanvasSort::First).to be < Time.at(-1)
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expect(CanvasSort::First).to be < Time.zone.now
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end
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it "should be less than any time or time with zone, commutatively" do
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expect(Time.now).to be > CanvasSort::First
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expect(Time.at(0)).to be > CanvasSort::First
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expect(Time.at(-1)).to be > CanvasSort::First
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expect(Time.zone.now).to be > CanvasSort::First
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end
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it "should sort with a few strings" do
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expect([CanvasSort::Last, 'a', CanvasSort::First, 'b'].sort).to eq [CanvasSort::First, 'a', 'b', CanvasSort::Last]
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end
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it "should sort with a few numbers" do
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expect([CanvasSort::Last, 1, CanvasSort::First, 2].sort).to eq [CanvasSort::First, 1, 2, CanvasSort::Last]
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end
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it "should sort with a few times" do
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a = 5.seconds.ago
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b = Time.now
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expect([CanvasSort::Last, a, CanvasSort::First, b].sort).to eq [CanvasSort::First, a, b, CanvasSort::Last]
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end
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it "should work with Array#min" do
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expect([1, 2, CanvasSort::First].min).to eq CanvasSort::First
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end
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end
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