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package semver
import (
"testing"
)
func TestNewVersion(t *testing.T) {
tests := []struct {
version string
err bool
}{
{"1.2.3", false},
{"v1.2.3", false},
{"1.0", false},
{"v1.0", false},
{"1", false},
{"v1", false},
{"1.2.beta", true},
{"v1.2.beta", true},
{"foo", true},
{"1.2-5", false},
{"v1.2-5", false},
{"1.2-beta.5", false},
{"v1.2-beta.5", false},
{"\n1.2", true},
{"\nv1.2", true},
{"1.2.0-x.Y.0+metadata", false},
{"v1.2.0-x.Y.0+metadata", false},
{"1.2.0-x.Y.0+metadata-width-hypen", false},
{"v1.2.0-x.Y.0+metadata-width-hypen", false},
{"1.2.3-rc1-with-hypen", false},
{"v1.2.3-rc1-with-hypen", false},
{"1.2.3.4", true},
{"v1.2.3.4", true},
}
for _, tc := range tests {
_, err := NewVersion(tc.version)
if tc.err && err == nil {
t.Fatalf("expected error for version: %s", tc.version)
} else if !tc.err && err != nil {
t.Fatalf("error for version %s: %s", tc.version, err)
}
}
}
func TestOriginal(t *testing.T) {
tests := []string{
"1.2.3",
"v1.2.3",
"1.0",
"v1.0",
"1",
"v1",
"1.2-5",
"v1.2-5",
"1.2-beta.5",
"v1.2-beta.5",
"1.2.0-x.Y.0+metadata",
"v1.2.0-x.Y.0+metadata",
"1.2.0-x.Y.0+metadata-width-hypen",
"v1.2.0-x.Y.0+metadata-width-hypen",
"1.2.3-rc1-with-hypen",
"v1.2.3-rc1-with-hypen",
}
for _, tc := range tests {
v, err := NewVersion(tc)
if err != nil {
t.Errorf("Error parsing version %s", tc)
}
o := v.Original()
if o != tc {
t.Errorf("Error retrieving originl. Expected '%s' but got '%s'", tc, v)
}
}
}
func TestParts(t *testing.T) {
v, err := NewVersion("1.2.3-beta.1+build.123")
if err != nil {
t.Error("Error parsing version 1.2.3-beta.1+build.123")
}
if v.Major() != 1 {
t.Error("Major() returning wrong value")
}
if v.Minor() != 2 {
t.Error("Minor() returning wrong value")
}
if v.Patch() != 3 {
t.Error("Patch() returning wrong value")
}
if v.Prerelease() != "beta.1" {
t.Error("Prerelease() returning wrong value")
}
if v.Metadata() != "build.123" {
t.Error("Metadata() returning wrong value")
}
}
func TestString(t *testing.T) {
tests := []struct {
version string
expected string
}{
{"1.2.3", "1.2.3"},
{"v1.2.3", "1.2.3"},
{"1.0", "1.0.0"},
{"v1.0", "1.0.0"},
{"1", "1.0.0"},
{"v1", "1.0.0"},
{"1.2-5", "1.2.0-5"},
{"v1.2-5", "1.2.0-5"},
{"1.2-beta.5", "1.2.0-beta.5"},
{"v1.2-beta.5", "1.2.0-beta.5"},
{"1.2.0-x.Y.0+metadata", "1.2.0-x.Y.0+metadata"},
{"v1.2.0-x.Y.0+metadata", "1.2.0-x.Y.0+metadata"},
{"1.2.0-x.Y.0+metadata-width-hypen", "1.2.0-x.Y.0+metadata-width-hypen"},
{"v1.2.0-x.Y.0+metadata-width-hypen", "1.2.0-x.Y.0+metadata-width-hypen"},
{"1.2.3-rc1-with-hypen", "1.2.3-rc1-with-hypen"},
{"v1.2.3-rc1-with-hypen", "1.2.3-rc1-with-hypen"},
}
for _, tc := range tests {
v, err := NewVersion(tc.version)
if err != nil {
t.Errorf("Error parsing version %s", tc)
}
s := v.String()
if s != tc.expected {
t.Errorf("Error generating string. Expected '%s' but got '%s'", tc.expected, s)
}
}
}
func TestCompare(t *testing.T) {
tests := []struct {
v1 string
v2 string
expected int
}{
{"1.2.3", "1.5.1", -1},
{"2.2.3", "1.5.1", 1},
{"2.2.3", "2.2.2", 1},
{"3.2-beta", "3.2-beta", 0},
{"1.3", "1.1.4", 1},
{"4.2", "4.2-beta", 1},
{"4.2-beta", "4.2", -1},
{"4.2-alpha", "4.2-beta", -1},
{"4.2-alpha", "4.2-alpha", 0},
{"4.2-beta.2", "4.2-beta.1", 1},
{"4.2-beta2", "4.2-beta1", 1},
{"4.2-beta", "4.2-beta.2", -1},
{"4.2-beta", "4.2-beta.foo", 1},
{"4.2-beta.2", "4.2-beta", 1},
{"4.2-beta.foo", "4.2-beta", -1},
{"1.2+bar", "1.2+baz", 0},
}
for _, tc := range tests {
v1, err := NewVersion(tc.v1)
if err != nil {
t.Errorf("Error parsing version: %s", err)
}
v2, err := NewVersion(tc.v2)
if err != nil {
t.Errorf("Error parsing version: %s", err)
}
a := v1.Compare(v2)
e := tc.expected
if a != e {
t.Errorf(
"Comparison of '%s' and '%s' failed. Expected '%d', got '%d'",
tc.v1, tc.v2, e, a,
)
}
}
}
func TestLessThan(t *testing.T) {
tests := []struct {
v1 string
v2 string
expected bool
}{
{"1.2.3", "1.5.1", true},
{"2.2.3", "1.5.1", false},
{"3.2-beta", "3.2-beta", false},
}
for _, tc := range tests {
v1, err := NewVersion(tc.v1)
if err != nil {
t.Errorf("Error parsing version: %s", err)
}
v2, err := NewVersion(tc.v2)
if err != nil {
t.Errorf("Error parsing version: %s", err)
}
a := v1.LessThan(v2)
e := tc.expected
if a != e {
t.Errorf(
"Comparison of '%s' and '%s' failed. Expected '%t', got '%t'",
tc.v1, tc.v2, e, a,
)
}
}
}
func TestGreaterThan(t *testing.T) {
tests := []struct {
v1 string
v2 string
expected bool
}{
{"1.2.3", "1.5.1", false},
{"2.2.3", "1.5.1", true},
{"3.2-beta", "3.2-beta", false},
}
for _, tc := range tests {
v1, err := NewVersion(tc.v1)
if err != nil {
t.Errorf("Error parsing version: %s", err)
}
v2, err := NewVersion(tc.v2)
if err != nil {
t.Errorf("Error parsing version: %s", err)
}
a := v1.GreaterThan(v2)
e := tc.expected
if a != e {
t.Errorf(
"Comparison of '%s' and '%s' failed. Expected '%t', got '%t'",
tc.v1, tc.v2, e, a,
)
}
}
}
func TestEqual(t *testing.T) {
tests := []struct {
v1 string
v2 string
expected bool
}{
{"1.2.3", "1.5.1", false},
{"2.2.3", "1.5.1", false},
{"3.2-beta", "3.2-beta", true},
{"3.2-beta+foo", "3.2-beta+bar", true},
}
for _, tc := range tests {
v1, err := NewVersion(tc.v1)
if err != nil {
t.Errorf("Error parsing version: %s", err)
}
v2, err := NewVersion(tc.v2)
if err != nil {
t.Errorf("Error parsing version: %s", err)
}
a := v1.Equal(v2)
e := tc.expected
if a != e {
t.Errorf(
"Comparison of '%s' and '%s' failed. Expected '%t', got '%t'",
tc.v1, tc.v2, e, a,
)
}
}
}
func TestInc(t *testing.T) {
tests := []struct {
v1 string
expected string
how string
expectedOriginal string
}{
{"1.2.3", "1.2.4", "patch", "1.2.4"},
{"v1.2.4", "1.2.5", "patch", "v1.2.5"},
{"1.2.3", "1.3.0", "minor", "1.3.0"},
{"v1.2.4", "1.3.0", "minor", "v1.3.0"},
{"1.2.3", "2.0.0", "major", "2.0.0"},
{"v1.2.4", "2.0.0", "major", "v2.0.0"},
{"1.2.3+meta", "1.2.4", "patch", "1.2.4"},
{"1.2.3-beta+meta", "1.2.3", "patch", "1.2.3"},
{"v1.2.4-beta+meta", "1.2.4", "patch", "v1.2.4"},
{"1.2.3-beta+meta", "1.3.0", "minor", "1.3.0"},
{"v1.2.4-beta+meta", "1.3.0", "minor", "v1.3.0"},
{"1.2.3-beta+meta", "2.0.0", "major", "2.0.0"},
{"v1.2.4-beta+meta", "2.0.0", "major", "v2.0.0"},
}
for _, tc := range tests {
v1, err := NewVersion(tc.v1)
if err != nil {
t.Errorf("Error parsing version: %s", err)
}
var v2 Version
switch tc.how {
case "patch":
v2 = v1.IncPatch()
case "minor":
v2 = v1.IncMinor()
case "major":
v2 = v1.IncMajor()
}
a := v2.String()
e := tc.expected
if a != e {
t.Errorf(
"Inc %q failed. Expected %q got %q",
tc.how, e, a,
)
}
a = v2.Original()
e = tc.expectedOriginal
if a != e {
t.Errorf(
"Inc %q failed. Expected original %q got %q",
tc.how, e, a,
)
}
}
}
func TestSetPrerelease(t *testing.T) {
tests := []struct {
v1 string
prerelease string
expectedVersion string
expectedPrerelease string
expectedOriginal string
expectedErr error
}{
{"1.2.3", "**", "1.2.3", "", "1.2.3", ErrInvalidPrerelease},
{"1.2.3", "beta", "1.2.3-beta", "beta", "1.2.3-beta", nil},
{"v1.2.4", "beta", "1.2.4-beta", "beta", "v1.2.4-beta", nil},
}
for _, tc := range tests {
v1, err := NewVersion(tc.v1)
if err != nil {
t.Errorf("Error parsing version: %s", err)
}
v2, err := v1.SetPrerelease(tc.prerelease)
if err != tc.expectedErr {
t.Errorf("Expected to get err=%s, but got err=%s", tc.expectedErr, err)
}
a := v2.Prerelease()
e := tc.expectedPrerelease
if a != e {
t.Errorf("Expected prerelease value=%q, but got %q", e, a)
}
a = v2.String()
e = tc.expectedVersion
if a != e {
t.Errorf("Expected version string=%q, but got %q", e, a)
}
a = v2.Original()
e = tc.expectedOriginal
if a != e {
t.Errorf("Expected version original=%q, but got %q", e, a)
}
}
}
func TestSetMetadata(t *testing.T) {
tests := []struct {
v1 string
metadata string
expectedVersion string
expectedMetadata string
expectedOriginal string
expectedErr error
}{
{"1.2.3", "**", "1.2.3", "", "1.2.3", ErrInvalidMetadata},
{"1.2.3", "meta", "1.2.3+meta", "meta", "1.2.3+meta", nil},
{"v1.2.4", "meta", "1.2.4+meta", "meta", "v1.2.4+meta", nil},
}
for _, tc := range tests {
v1, err := NewVersion(tc.v1)
if err != nil {
t.Errorf("Error parsing version: %s", err)
}
v2, err := v1.SetMetadata(tc.metadata)
if err != tc.expectedErr {
t.Errorf("Expected to get err=%s, but got err=%s", tc.expectedErr, err)
}
a := v2.Metadata()
e := tc.expectedMetadata
if a != e {
t.Errorf("Expected metadata value=%q, but got %q", e, a)
}
a = v2.String()
e = tc.expectedVersion
if e != a {
t.Errorf("Expected version string=%q, but got %q", e, a)
}
a = v2.Original()
e = tc.expectedOriginal
if a != e {
t.Errorf("Expected version original=%q, but got %q", e, a)
}
}
}
func TestOriginalVPrefix(t *testing.T) {
tests := []struct {
version string
vprefix string
}{
{"1.2.3", ""},
{"v1.2.4", "v"},
}
for _, tc := range tests {
v1, _ := NewVersion(tc.version)
a := v1.originalVPrefix()
e := tc.vprefix
if a != e {
t.Errorf("Expected vprefix=%q, but got %q", e, a)
}
}
}