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semver_test.go
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semver_test.go
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package semver
import (
"testing"
)
func prstr(s string) *PRVersion {
return &PRVersion{s, 0, false}
}
func prnum(i uint64) *PRVersion {
return &PRVersion{"", i, true}
}
type formatTest struct {
v Version
result string
}
var formatTests = []formatTest{
{Version{1, 2, 3, nil, nil}, "1.2.3"},
{Version{0, 0, 1, nil, nil}, "0.0.1"},
{Version{0, 0, 1, []*PRVersion{prstr("alpha"), prstr("preview")}, []string{"123", "456"}}, "0.0.1-alpha.preview+123.456"},
{Version{1, 2, 3, []*PRVersion{prstr("alpha"), prnum(1)}, []string{"123", "456"}}, "1.2.3-alpha.1+123.456"},
{Version{1, 2, 3, []*PRVersion{prstr("alpha"), prnum(1)}, nil}, "1.2.3-alpha.1"},
{Version{1, 2, 3, nil, []string{"123", "456"}}, "1.2.3+123.456"},
// Prereleases and build metadata hyphens
{Version{1, 2, 3, []*PRVersion{prstr("alpha"), prstr("b-eta")}, []string{"123", "b-uild"}}, "1.2.3-alpha.b-eta+123.b-uild"},
{Version{1, 2, 3, nil, []string{"123", "b-uild"}}, "1.2.3+123.b-uild"},
{Version{1, 2, 3, []*PRVersion{prstr("alpha"), prstr("b-eta")}, nil}, "1.2.3-alpha.b-eta"},
}
func TestStringer(t *testing.T) {
for _, test := range formatTests {
if res := test.v.String(); res != test.result {
t.Errorf("Stringer, expected %q but got %q", test.result, res)
}
}
}
func TestParse(t *testing.T) {
for _, test := range formatTests {
if v, err := Parse(test.result); err != nil {
t.Errorf("Error parsing %q: %q", test.result, err)
} else if comp := v.Compare(&test.v); comp != 0 {
t.Errorf("Parsing, expected %q but got %q, comp: %d ", test.v, v, comp)
} else if err := v.Validate(); err != nil {
t.Errorf("Error validating parsed version %q: %q", test.v, err)
}
}
}
func TestValidate(t *testing.T) {
for _, test := range formatTests {
if err := test.v.Validate(); err != nil {
t.Errorf("Error validating %q: %q", test.v, err)
}
}
}
type compareTest struct {
v1 Version
v2 Version
result int
}
var compareTests = []compareTest{
{Version{1, 0, 0, nil, nil}, Version{1, 0, 0, nil, nil}, 0},
{Version{2, 0, 0, nil, nil}, Version{1, 0, 0, nil, nil}, 1},
{Version{0, 1, 0, nil, nil}, Version{0, 1, 0, nil, nil}, 0},
{Version{0, 2, 0, nil, nil}, Version{0, 1, 0, nil, nil}, 1},
{Version{0, 0, 1, nil, nil}, Version{0, 0, 1, nil, nil}, 0},
{Version{0, 0, 2, nil, nil}, Version{0, 0, 1, nil, nil}, 1},
{Version{1, 2, 3, nil, nil}, Version{1, 2, 3, nil, nil}, 0},
{Version{2, 2, 4, nil, nil}, Version{1, 2, 4, nil, nil}, 1},
{Version{1, 3, 3, nil, nil}, Version{1, 2, 3, nil, nil}, 1},
{Version{1, 2, 4, nil, nil}, Version{1, 2, 3, nil, nil}, 1},
// Spec Examples #11
{Version{1, 0, 0, nil, nil}, Version{2, 0, 0, nil, nil}, -1},
{Version{2, 0, 0, nil, nil}, Version{2, 1, 0, nil, nil}, -1},
{Version{2, 1, 0, nil, nil}, Version{2, 1, 1, nil, nil}, -1},
// Spec Examples #9
{Version{1, 0, 0, nil, nil}, Version{1, 0, 0, []*PRVersion{prstr("alpha")}, nil}, 1},
{Version{1, 0, 0, []*PRVersion{prstr("alpha")}, nil}, Version{1, 0, 0, []*PRVersion{prstr("alpha"), prnum(1)}, nil}, -1},
{Version{1, 0, 0, []*PRVersion{prstr("alpha"), prnum(1)}, nil}, Version{1, 0, 0, []*PRVersion{prstr("alpha"), prstr("beta")}, nil}, -1},
{Version{1, 0, 0, []*PRVersion{prstr("alpha"), prstr("beta")}, nil}, Version{1, 0, 0, []*PRVersion{prstr("beta")}, nil}, -1},
{Version{1, 0, 0, []*PRVersion{prstr("beta")}, nil}, Version{1, 0, 0, []*PRVersion{prstr("beta"), prnum(2)}, nil}, -1},
{Version{1, 0, 0, []*PRVersion{prstr("beta"), prnum(2)}, nil}, Version{1, 0, 0, []*PRVersion{prstr("beta"), prnum(11)}, nil}, -1},
{Version{1, 0, 0, []*PRVersion{prstr("beta"), prnum(11)}, nil}, Version{1, 0, 0, []*PRVersion{prstr("rc"), prnum(1)}, nil}, -1},
{Version{1, 0, 0, []*PRVersion{prstr("rc"), prnum(1)}, nil}, Version{1, 0, 0, nil, nil}, -1},
// Ignore Build metadata
{Version{1, 0, 0, nil, []string{"1", "2", "3"}}, Version{1, 0, 0, nil, nil}, 0},
}
func TestCompare(t *testing.T) {
for _, test := range compareTests {
if res := test.v1.Compare(&test.v2); res != test.result {
t.Errorf("Comparing %q : %q, expected %d but got %d", test.v1, test.v2, test.result, res)
}
//Test counterpart
if res := test.v2.Compare(&test.v1); res != -test.result {
t.Errorf("Comparing %q : %q, expected %d but got %d", test.v2, test.v1, -test.result, res)
}
}
}
type wrongformatTest struct {
v *Version
str string
}
var wrongformatTests = []wrongformatTest{
{nil, ""},
{nil, "."},
{nil, "1."},
{nil, ".1"},
{nil, "a.b.c"},
{nil, "1.a.b"},
{nil, "1.1.a"},
{nil, "1.a.1"},
{nil, "a.1.1"},
{nil, ".."},
{nil, "1.."},
{nil, "1.1."},
{nil, "1..1"},
{nil, "1.1.+123"},
{nil, "1.1.-beta"},
{nil, "-1.1.1"},
{nil, "1.-1.1"},
{nil, "1.1.-1"},
// Leading zeroes
{nil, "01.1.1"},
{nil, "001.1.1"},
{nil, "1.01.1"},
{nil, "1.001.1"},
{nil, "1.1.01"},
{nil, "1.1.001"},
{nil, "1.1.1-01"},
{nil, "1.1.1-001"},
{nil, "1.1.1-beta.01"},
{nil, "1.1.1-beta.001"},
{&Version{0, 0, 0, []*PRVersion{prstr("!")}, nil}, "0.0.0-!"},
{&Version{0, 0, 0, nil, []string{"!"}}, "0.0.0+!"},
// empty prversion
{&Version{0, 0, 0, []*PRVersion{prstr(""), prstr("alpha")}, nil}, "0.0.0-.alpha"},
// empty build meta data
{&Version{0, 0, 0, []*PRVersion{prstr("alpha")}, []string{""}}, "0.0.0-alpha+"},
{&Version{0, 0, 0, []*PRVersion{prstr("alpha")}, []string{"test", ""}}, "0.0.0-alpha+test."},
}
func TestWrongFormat(t *testing.T) {
for _, test := range wrongformatTests {
if res, err := Parse(test.str); err == nil {
t.Errorf("Parsing wrong format version %q, expected error but got %q", test.str, res)
}
if test.v != nil {
if err := test.v.Validate(); err == nil {
t.Errorf("Validating wrong format version %q (%q), expected error", test.v, test.str)
}
}
}
}
func TestCompareHelper(t *testing.T) {
v := &Version{1, 0, 0, []*PRVersion{prstr("alpha")}, nil}
v1 := &Version{1, 0, 0, nil, nil}
if !v.GTE(v) {
t.Errorf("%q should be greater than or equal to %q", v, v)
}
if !v.LTE(v) {
t.Errorf("%q should be greater than or equal to %q", v, v)
}
if !v.LT(v1) {
t.Errorf("%q should be less than %q", v, v1)
}
if !v.LTE(v1) {
t.Errorf("%q should be less than or equal %q", v, v1)
}
if !v1.GT(v) {
t.Errorf("%q should be less than %q", v1, v)
}
if !v1.GTE(v) {
t.Errorf("%q should be less than or equal %q", v1, v)
}
}
func TestPreReleaseVersions(t *testing.T) {
p1, err := NewPRVersion("123")
if !p1.IsNumeric() {
t.Errorf("Expected numeric prversion, got %q", p1)
}
if p1.VersionNum != 123 {
t.Error("Wrong prversion number")
}
if err != nil {
t.Errorf("Not expected error %q", err)
}
p2, err := NewPRVersion("alpha")
if p2.IsNumeric() {
t.Errorf("Expected non-numeric prversion, got %q", p2)
}
if p2.VersionStr != "alpha" {
t.Error("Wrong prversion string")
}
if err != nil {
t.Errorf("Not expected error %q", err)
}
}
func TestBuildMetaDataVersions(t *testing.T) {
_, err := NewBuildVersion("123")
if err != nil {
t.Errorf("Unexpected error %q", err)
}
_, err = NewBuildVersion("build")
if err != nil {
t.Errorf("Unexpected error %q", err)
}
_, err = NewBuildVersion("test?")
if err == nil {
t.Error("Expected error, got none")
}
_, err = NewBuildVersion("")
if err == nil {
t.Error("Expected error, got none")
}
}
func TestNewHelper(t *testing.T) {
v, err := New("1.2.3")
if err != nil {
t.Fatalf("Unexpected error %q", err)
}
if v.Compare(&Version{1, 2, 3, nil, nil}) != 0 {
t.Fatal("Unexpected comparison problem")
}
}
func BenchmarkParseSimple(b *testing.B) {
const VERSION = "0.0.1"
b.ResetTimer()
for n := 0; n < b.N; n++ {
New(VERSION)
}
}
func BenchmarkParseComplex(b *testing.B) {
const VERSION = "0.0.1-alpha.preview+123.456"
b.ResetTimer()
for n := 0; n < b.N; n++ {
New(VERSION)
}
}
func BenchmarkParseAverage(b *testing.B) {
l := len(formatTests)
b.ResetTimer()
for n := 0; n < b.N; n++ {
New(formatTests[n%l].result)
}
}
func BenchmarkValidateSimple(b *testing.B) {
const VERSION = "0.0.1"
v, _ := New(VERSION)
b.ResetTimer()
for n := 0; n < b.N; n++ {
v.Validate()
}
}
func BenchmarkValidateComplex(b *testing.B) {
const VERSION = "0.0.1-alpha.preview+123.456"
v, _ := New(VERSION)
b.ResetTimer()
for n := 0; n < b.N; n++ {
v.Validate()
}
}
func BenchmarkValidateAverage(b *testing.B) {
l := len(formatTests)
b.ResetTimer()
for n := 0; n < b.N; n++ {
formatTests[n%l].v.Validate()
}
}
func BenchmarkCompareSimple(b *testing.B) {
const VERSION = "0.0.1"
v, _ := New(VERSION)
b.ResetTimer()
for n := 0; n < b.N; n++ {
v.Compare(v)
}
}
func BenchmarkCompareComplex(b *testing.B) {
const VERSION = "0.0.1-alpha.preview+123.456"
v, _ := New(VERSION)
b.ResetTimer()
for n := 0; n < b.N; n++ {
v.Compare(v)
}
}
func BenchmarkCompareAverage(b *testing.B) {
l := len(compareTests)
b.ResetTimer()
for n := 0; n < b.N; n++ {
compareTests[n%l].v1.Compare(&(compareTests[n%l].v2))
}
}