version_test.go

package claircore

import (
	"testing"

	"github.com/Masterminds/semver"
	"github.com/google/go-cmp/cmp"
)

type versionTestcase struct {
	Name    string
	Version Version
	Want    string
}

func (tc versionTestcase) StringTest(t *testing.T) {
	t.Logf("%v → %s", tc.Version, tc.Want)
	if got := tc.Version.String(); !cmp.Equal(tc.Want, got) {
		t.Error(cmp.Diff(tc.Want, got))
	}
}

func (tc versionTestcase) MarshalTest(t *testing.T) {
	var got Version
	t.Logf("%v", tc.Version)

	b, err := tc.Version.MarshalText()
	if err != nil {
		t.Error(err)
	}
	t.Logf("%v → %q", tc.Version, string(b))
	if err := got.UnmarshalText(b); err != nil {
		t.Error(err)
	}
	if !cmp.Equal(tc.Version, got) {
		t.Error(cmp.Diff(tc.Version, got))
	}
}

var versiontt = []versionTestcase{
	{
		Name: "Zero",
		Version: Version{
			Kind: "test",
			V:    [...]int32{0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
		},
		Want: "0",
	},
	{
		Name: "Simple",
		Version: Version{
			Kind: "test",
			V:    [...]int32{0, 1, 0, 0, 0, 0, 0, 0, 0, 0},
		},
		Want: "1",
	},
	{
		Name: "Epoch",
		Version: Version{
			Kind: "test",
			V:    [...]int32{1, 1, 0, 0, 0, 0, 0, 0, 0, 0},
		},
		Want: "1!1",
	},
	{
		Name: "ZeroEpoch",
		Version: Version{
			Kind: "test",
			V:    [...]int32{1, 0, 0, 0, 0, 0, 0, 0, 0, 0},
		},
		Want: "1!0",
	},
	{
		Name: "Range",
		Version: Version{
			Kind: "test",
			V:    [...]int32{1, 1, 0, 0, 0, 1, 0, 0, 0, 0},
		},
		Want: "1!1.0.0.0.1",
	},
	{
		Name: "MidRange",
		Version: Version{
			Kind: "test",
			V:    [...]int32{1, 0, 0, 1, 0, 1, 0, 0, 0, 0},
		},
		Want: "1!1.0.1",
	},
}

func TestVersionString(t *testing.T) {
	for _, tc := range versiontt {
		t.Run(tc.Name, tc.StringTest)
	}
}

func TestVersionMarshal(t *testing.T) {
	for _, tc := range versiontt {
		t.Run(tc.Name, tc.MarshalTest)
	}
}

func TestFromSemver(t *testing.T) {
	testcases := []struct {
		name   string
		semver *semver.Version
		want   Version
	}{
		{
			name:   "0.3.0",
			semver: semver.MustParse("0.3.0"),
			want: Version{
				Kind: `semver`,
				V:    [...]int32{0, 0, 3, 0, 0, 0, 0, 0, 0, 0},
			},
		},
		{
			name:   "1.1.6",
			semver: semver.MustParse("1.1.6"),
			want: Version{
				Kind: `semver`,
				V:    [...]int32{0, 1, 1, 6, 0, 0, 0, 0, 0, 0},
			},
		},
	}

	for _, tt := range testcases {
		t.Run(tt.name, func(t *testing.T) {
			got := FromSemver(tt.semver)
			if !cmp.Equal(tt.want, got) {
				t.Error(cmp.Diff(tt.want, got))
			}
		})
	}
}