Merge pull request #320 from JuliaLang/ksh/union

Some more tests for union! and isjoinable

stdlib/Pkg/test/pkg.jl

@@ -54,6 +54,28 @@ temp_pkg_dir() do project_path
  Pkg.up(; level = UpgradeLevel(:minor))
  @test Pkg.installed()[TEST_PKG.name].minor != 3
  Pkg.rm(TEST_PKG.name)
+
+ @test sprint(print, VersionRange("0-0.3.2")) == "0.0.0-0.3.2"
+ # test missing paths on union! and isjoinable
+ # there's no == for VersionBound or VersionRange
+ unified_vr = union!([VersionRange("1.5-2.8"), VersionRange("2.5-3")])[1]
+ @test unified_vr.lower.t == (UInt32(1), UInt32(5), UInt32(0))
+ @test unified_vr.upper.t == (UInt32(3), UInt32(0), UInt32(0))
+ unified_vr = union!([VersionRange("2.5-3"), VersionRange("1.5-2.8")])[1]
+ @test unified_vr.lower.t == (UInt32(1), UInt32(5), UInt32(0))
+ @test unified_vr.upper.t == (UInt32(3), UInt32(0), UInt32(0))
+ unified_vr = union!([VersionRange("1.5-2.2"), VersionRange("2.5-3")])[1]
+ @test unified_vr.lower.t == (UInt32(1), UInt32(5), UInt32(0))
+ @test unified_vr.upper.t == (UInt32(2), UInt32(2), UInt32(0))
+ unified_vr = union!([VersionRange("1.5-2.2"), VersionRange("2.5-3")])[2]
+ @test unified_vr.lower.t == (UInt32(2), UInt32(5), UInt32(0))
+ @test unified_vr.upper.t == (UInt32(3), UInt32(0), UInt32(0))
+ unified_vb = Types.VersionBound(union!([v"1.5", v"1.6"])[1])
+ @test unified_vb.t == (UInt32(1), UInt32(5), UInt32(0))
+ unified_vb = Types.VersionBound(union!([v"1.5", v"1.6"])[2])
+ @test unified_vb.t == (UInt32(1), UInt32(6), UInt32(0))
+ unified_vb = Types.VersionBound(union!([v"1.5", v"1.5"])[1])
+ @test unified_vb.t == (UInt32(1), UInt32(5), UInt32(0))
  end
 
  @testset "testing" begin