Владимир обнови решението на 18.11.2016 14:56 (преди над 8 години)
+describe Version do
+ describe '#initialize' do
+ it 'initializes correctly with empty version' do
+ expect { Version.new }.not_to raise_error
+ end
+
+ it 'initializes correctly with valid version string' do
+ expect { Version.new('0.1.3') }.not_to raise_error
+ end
+
+ it 'raises if invalid version is passed to the contructor' do
+ expect { Version.new('.1.3') }.to raise_error(ArgumentError)
+ end
+
+ it 'raises if invalid version is passed with a nice message' do
+ message = "Invalid version string '.1.3'"
+ expect { Version.new('.1.3') }.to raise_error(ArgumentError, message)
+ end
+ end
+
+ describe '#to_s' do
+ it 'drops unneded zeros' do
+ expect(Version.new('1.1.0').to_s).to eq('1.1')
+ end
+
+ it 'returns the version as string' do
+ expect(Version.new('1.2.3').to_s).to eq('1.2.3')
+ end
+ end
+
+ describe '#components' do
+ let (:version) { Version.new('1.2.3.4.0') }
+
+ it 'positions param is optional' do
+ expect { version.components }.not_to raise_error
+ end
+
+ it 'returns as many positions as required' do
+ expect(version.components(2).size).to eq(2)
+ end
+
+ it 'skips unneded zeroes' do
+ expect(version.components.size).to eq(4)
+ end
+
+ it 'returns the components' do
+ expect(version.components).to match_array([1, 2, 3, 4])
+ end
+ end
+
+ describe '#<=>' do
+ it '> returns false if the left version is smaller' do
+ expect(Version.new('1') > Version.new('2.0')).to be false
+ end
+
+ it '> returns true if the left version is bigger' do
+ expect(Version.new('3.0') > Version.new('2')).to be true
+ end
+
+ it '< returns false if the left version is bigger' do
+ expect(Version.new('4.0') < Version.new('2')).to be false
+ end
+
+ it '< returns true if the left version is smaller' do
+ expect(Version.new('1') < Version.new('2.0.0.0.0')).to be true
+ end
+
+ it '>= returns false if the left version is smaller' do
+ expect(Version.new('1') >= Version.new('2.0')).to be false
+ end
+
+ it '>= returns true if the left version is bigger' do
+ expect(Version.new('3.0') >= Version.new('2')).to be true
+ end
+
+ it '>= returns true if the version are the same' do
+ expect(Version.new('3.0') >= Version.new('3')).to be true
+ end
+
+ it '<= returns false if the left version is bigger' do
+ expect(Version.new('4.0') <= Version.new('2')).to be false
+ end
+
+ it '<= returns true if the left version is smaller' do
+ expect(Version.new('1') <= Version.new('2.0.0.0.0')).to be true
+ end
+
+ it '<= returns true if the versions are the same' do
+ expect(Version.new('2') <= Version.new('2.0.0.0.0')).to be true
+ end
+
+ it '== returns true if the version are the same' do
+ expect(Version.new('3.0') == Version.new('3')).to be true
+ end
+
+ it '== returns false if the versions are different' do
+ expect(Version.new('2.1') == Version.new('2')).to be false
+ end
+
+ it '!= returns false if the version are the same' do
+ expect(Version.new('3.0') != Version.new('3')).to be false
+ end
+
+ it '!= returns true if the versions are different' do
+ expect(Version.new('2.1') != Version.new('2')).to be true
+ end
+
+ it '<=> returns -1 if the left version is smaller' do
+ expect(Version.new('3.0') <=> Version.new('3.0.0.1')).to be -1
+ end
+
+ it '<=> returns 0 if the versions are the same' do
+ expect(Version.new('2.1') <=> Version.new('2.1.0')).to be 0
+ end
+
+ it '<=> returns 1 if right version is smaller' do
+ expect(Version.new('2.1') <=> Version.new('2.0.1')).to be 1
+ end
+
+ it '<=> works with string as left version' do
+ expect('3.0' <=> Version.new('3.0.0.1')).to be -1
+ end
+
+ it '<=> works with string as right version' do
+ expect(Version.new('2.1') <=> '2.1').to be 0
+ end
+ end
+
+ describe Range do
+ let (:range) { Version::Range.new('0.1', '1') }
+
+ describe '#initialize' do
+ it 'can not be initialized without versions' do
+ expect { Version::Range.new }.to raise_error(ArgumentError)
+ end
+
+ it 'can not be initialized with only one version' do
+ expect { Version::Range.new(12) }.to raise_error(ArgumentError)
+ end
+
+ it 'can not be initialized with one invalid version' do
+ msg = "Invalid version string '.1.3'"
+ err = ArgumentError
+ expect { Version::Range.new('.1.3', '0.12') }.to raise_error(err, msg)
+ end
+
+ it 'can not be initialized with two invalid versions' do
+ msg = "Invalid version string '.1.13'"
+ err = ArgumentError
+ expect { Version::Range.new('.1.13', '.0.12') }.to raise_error(err, msg)
+ end
+
+ it 'initializes correctly with mixed versions' do
+ expect do
+ Version::Range.new('0.1.3', Version.new('0.1.9'))
+ end.not_to raise_error
+ end
+
+ it 'initializes correctly with two Version instances' do
+ expect do
+ Version::Range.new(Version.new('0.1.3'), Version.new('0.1.9'))
+ end.not_to raise_error
+ end
+ end
+
+ describe '#to_a' do
+ let (:versions) do
+ (1..9).map do |minor|
+ (0..9).map do |patch|
+ Version.new("0.#{minor}.#{patch}")
+ end
+ end.flatten
+ end
+
+ it 'returns correct number of versions' do
+ expect(range.to_a.size).to eq(90)
+ end
+
+ it 'returns the correct versions' do
+ expect(range.to_a).to eq(versions)
+ end
+ end
+
+ describe '#include?' do
+ it 'works with string versions' do
+ expect { range.include?('0.2') }.not_to raise_error
+ end
+
+ ['0.1.1', '0.9.9', '0.3.5'].each do |version|
+ it "returns true if passed string version (#{version}) is in range" do
+ expect(range.include?(version)).to be true
+ end
+
+ it "returns true if passed Version isntance (#{version}) is in range" do
+ expect(range.include?(Version.new(version))).to be true
+ end
+ end
+
+ ['2.1.1', '1.9.9', '3.3.5'].each do |ver|
+ it "returns false if passed string ver (#{ver}) is not in range" do
+ expect(range.include?(ver)).to be false
+ end
+
+ it "returns false if passed ver instance (#{ver}) is not in range" do
+ expect(range.include?(Version.new(ver))).to be false
+ end
+ end
+ end
+ end
+end