brew/Library/Homebrew/test/test_pkg_version.rb
Jack Nagel 27092cabc4 Switch PkgVersion to use composition
Comparing PkgVersion and Version objects can produce nonsensical
results. For example, equality is not symmetric:

irb(main):002:0> PkgVersion.new("1.0", 0) == Version.new("1.0")
=> false
irb(main):003:0> Version.new("1.0") == PkgVersion.new("1.0", 0)
=> true

Rather than attempt to deal with subclass-superclass equality, let's use
composition and punt on the problem altogether.
2015-04-02 20:22:12 -04:00

42 lines
1.6 KiB
Ruby

require 'testing_env'
require 'pkg_version'
class PkgVersionTests < Homebrew::TestCase
def v(version)
PkgVersion.parse(version)
end
def test_parse
assert_equal PkgVersion.new(Version.new("1.0"), 1), PkgVersion.parse("1.0_1")
assert_equal PkgVersion.new(Version.new("1.0"), 1), PkgVersion.parse("1.0_1")
assert_equal PkgVersion.new(Version.new("1.0"), 0), PkgVersion.parse("1.0")
assert_equal PkgVersion.new(Version.new("1.0"), 0), PkgVersion.parse("1.0_0")
assert_equal PkgVersion.new(Version.new("2.1.4"), 0), PkgVersion.parse("2.1.4_0")
assert_equal PkgVersion.new(Version.new("2.1.4_1"), 0), PkgVersion.parse("2.1.4_1_0")
assert_equal PkgVersion.new(Version.new("1.0.1e"), 1), PkgVersion.parse("1.0.1e_1")
end
def test_comparison
assert_operator v("1.0_0"), :==, v("1.0")
assert_operator v("1.0_1"), :==, v("1.0_1")
assert_operator v("1.1"), :>, v("1.0_1")
assert_operator v("1.0_0"), :==, v("1.0")
assert_operator v("1.0_1"), :<, v("2.0_1")
assert_operator v("HEAD"), :>, v("1.0")
assert_operator v("1.0"), :<, v("HEAD")
v = PkgVersion.new(Version.new("1.0"), 0)
assert_nil v <=> Object.new
assert_raises(ArgumentError) { v > Object.new }
assert_raises(ArgumentError) { v > Version.new("1.0") }
end
def test_to_s
assert_equal "1.0", PkgVersion.new(Version.new("1.0"), 0).to_s
assert_equal "1.0_1", PkgVersion.new(Version.new("1.0"), 1).to_s
assert_equal "1.0", PkgVersion.new(Version.new("1.0"), 0).to_s
assert_equal "1.0", PkgVersion.new(Version.new("1.0"), 0).to_s
assert_equal "HEAD", PkgVersion.new(Version.new("HEAD"), 1).to_s
end
end