// Copyright 2020 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package modload import ( "testing" ) func TestReqsMax(t *testing.T) { type testCase struct { a, b, want string } reqs := new(mvsReqs) for _, tc := range []testCase{ {a: "v0.1.0", b: "v0.2.0", want: "v0.2.0"}, {a: "v0.2.0", b: "v0.1.0", want: "v0.2.0"}, {a: "", b: "v0.1.0", want: ""}, // "" is Target.Version {a: "v0.1.0", b: "", want: ""}, {a: "none", b: "v0.1.0", want: "v0.1.0"}, {a: "v0.1.0", b: "none", want: "v0.1.0"}, {a: "none", b: "", want: ""}, {a: "", b: "none", want: ""}, } { max := reqs.Max("", tc.a, tc.b) if max != tc.want { t.Errorf("(%T).Max(%q, %q) = %q; want %q", reqs, tc.a, tc.b, max, tc.want) } } }