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package goversion
import (
"runtime"
"testing"
)
func parseVer(t *testing.T, verStr string) GoVersion {
pver, ok := Parse(verStr)
if !ok {
t.Fatalf("Could not parse version string <%s>", verStr)
}
return pver
}
func versionAfterOrEqual(t *testing.T, verStr string, ver GoVersion) {
t.Helper()
pver := parseVer(t, verStr)
if !pver.AfterOrEqual(ver) {
t.Fatalf("Version <%s> parsed as %v not after %v", verStr, pver, ver)
}
t.Logf("version string <%s> → %v", verStr, ver)
}
func versionAfterOrEqual2(t *testing.T, verStr1, verStr2 string) {
t.Helper()
pver1 := parseVer(t, verStr1)
pver2 := parseVer(t, verStr2)
if !pver1.AfterOrEqual(pver2) {
t.Fatalf("Version <%s> %#v not after or equal to <%s> %#v", verStr1, pver1, verStr2, pver2)
}
}
func versionEqual(t *testing.T, verStr string, ver GoVersion) {
t.Helper()
pver := parseVer(t, verStr)
if pver != ver {
t.Fatalf("Version <%s> parsed as %v not equal to %v", verStr, pver, ver)
}
t.Logf("version string <%s> → %v", verStr, ver)
}
func TestParseVersionStringAfterOrEqual(t *testing.T) {
versionAfterOrEqual(t, "go1.4", GoVersion{1, 4, 0, "", ""})
versionAfterOrEqual(t, "go1.5.0", GoVersion{1, 5, 0, "", ""})
versionAfterOrEqual(t, "go1.4.2", GoVersion{1, 4, 2, "", ""})
versionAfterOrEqual(t, "go1.5beta2", GoVersion{1, 5, betaRev(2), "", ""})
versionAfterOrEqual(t, "go1.5rc2", GoVersion{1, 5, rcRev(2), "", ""})
versionAfterOrEqual(t, "go1.6.1 (appengine-1.9.37)", GoVersion{1, 6, 1, "", ""})
versionAfterOrEqual(t, "go1.8.1.typealias", GoVersion{1, 6, 1, "", ""})
versionAfterOrEqual(t, "go1.8b1", GoVersion{1, 8, 0, "", ""})
versionAfterOrEqual(t, "go1.16.4b7", GoVersion{1, 16, 4, "", ""})
ver, ok := Parse("devel +17efbfc Tue Jul 28 17:39:19 2015 +0000 linux/amd64")
if !ok {
t.Fatalf("Could not parse devel version string")
}
if !ver.IsOldDevel() {
t.Fatalf("Devel version string not correctly recognized")
}
versionAfterOrEqual2(t, "go1.16", "go1.16b1")
versionAfterOrEqual2(t, "go1.16", "go1.16rc1")
versionAfterOrEqual2(t, "go1.16rc1", "go1.16beta1")
versionAfterOrEqual2(t, "go1.16beta2", "go1.16beta1")
versionAfterOrEqual2(t, "go1.16rc10", "go1.16rc8")
}
func TestParseVersionStringEqual(t *testing.T) {
versionEqual(t, "go1.4", GoVersion{1, 4, 0, "", ""})
versionEqual(t, "go1.5.0", GoVersion{1, 5, 0, "", ""})
versionEqual(t, "go1.4.2", GoVersion{1, 4, 2, "", ""})
versionEqual(t, "go1.5beta2", GoVersion{1, 5, betaRev(2), "", ""})
versionEqual(t, "go1.5rc2", GoVersion{1, 5, rcRev(2), "", ""})
versionEqual(t, "go1.6.1 (appengine-1.9.37)", GoVersion{1, 6, 1, "", ""})
versionEqual(t, "go1.8.1.typealias", GoVersion{1, 8, 1, "typealias", ""})
versionEqual(t, "go1.8b1", GoVersion{1, 8, 0, "", ""})
versionEqual(t, "go1.16.4b7", GoVersion{1, 16, 4, "", ""})
versionEqual(t, "go1.21.1-something", GoVersion{1, 21, 1, "", "something"})
versionEqual(t, "devel +17efbfc Tue Jul 28 17:39:19 2015 +0000 linux/amd64", GoVersion{Major: -1})
versionEqual(t, "devel go1.24-1bb6f19a25 Mon Oct 14 15:17:20 2024 -0400 linux/amd64", GoVersion{1, 24, versionedDevel, "", ""})
}
func TestRoundtrip(t *testing.T) {
for _, verStr := range []string{
"go1.4",
"go1.4.2",
"go1.5beta2",
"go1.5rc2",
"go1.8.1.typealias",
"go1.21.1-something",
"go1.21.0",
} {
pver := parseVer(t, verStr)
if pver.String() != verStr {
t.Fatalf("roundtrip mismatch <%s> -> %#v -> <%s>", verStr, pver, pver.String())
}
}
}
func TestInstalled(t *testing.T) {
installedVersion, ok := Installed()
if !ok {
t.Fatalf("could not parse output of go version")
}
runtimeVersion, ok := Parse(runtime.Version())
if !ok {
t.Fatalf("could not parse output of runtime.Version() %q", runtime.Version())
}
t.Logf("installed: %v", installedVersion)
t.Logf("runtime: %v", runtimeVersion)
if installedVersion != runtimeVersion {
t.Fatalf("version mismatch %#v %#v", installedVersion, runtimeVersion)
}
}
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