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- package tarsum
- import (
- "testing"
- )
- func TestVersionLabelForChecksum(t *testing.T) {
- version := VersionLabelForChecksum("tarsum+sha256:deadbeef")
- if version != "tarsum" {
- t.Fatalf("Version should have been 'tarsum', was %v", version)
- }
- version = VersionLabelForChecksum("tarsum.v1+sha256:deadbeef")
- if version != "tarsum.v1" {
- t.Fatalf("Version should have been 'tarsum.v1', was %v", version)
- }
- version = VersionLabelForChecksum("something+somethingelse")
- if version != "something" {
- t.Fatalf("Version should have been 'something', was %v", version)
- }
- version = VersionLabelForChecksum("invalidChecksum")
- if version != "" {
- t.Fatalf("Version should have been empty, was %v", version)
- }
- }
- func TestVersion(t *testing.T) {
- expected := "tarsum"
- var v Version
- if v.String() != expected {
- t.Errorf("expected %q, got %q", expected, v.String())
- }
- expected = "tarsum.v1"
- v = 1
- if v.String() != expected {
- t.Errorf("expected %q, got %q", expected, v.String())
- }
- expected = "tarsum.dev"
- v = 2
- if v.String() != expected {
- t.Errorf("expected %q, got %q", expected, v.String())
- }
- }
- func TestGetVersion(t *testing.T) {
- testSet := []struct {
- Str string
- Expected Version
- }{
- {"tarsum+sha256:e58fcf7418d4390dec8e8fb69d88c06ec07039d651fedd3aa72af9972e7d046b", Version0},
- {"tarsum+sha256", Version0},
- {"tarsum", Version0},
- {"tarsum.dev", VersionDev},
- {"tarsum.dev+sha256:deadbeef", VersionDev},
- }
- for _, ts := range testSet {
- v, err := GetVersionFromTarsum(ts.Str)
- if err != nil {
- t.Fatalf("%q : %s", err, ts.Str)
- }
- if v != ts.Expected {
- t.Errorf("expected %d (%q), got %d (%q)", ts.Expected, ts.Expected, v, v)
- }
- }
- // test one that does not exist, to ensure it errors
- str := "weak+md5:abcdeabcde"
- _, err := GetVersionFromTarsum(str)
- if err != ErrNotVersion {
- t.Fatalf("%q : %s", err, str)
- }
- }
- func TestGetVersions(t *testing.T) {
- expected := []Version{
- Version0,
- Version1,
- VersionDev,
- }
- versions := GetVersions()
- if len(versions) != len(expected) {
- t.Fatalf("Expected %v versions, got %v", len(expected), len(versions))
- }
- if !containsVersion(versions, expected[0]) || !containsVersion(versions, expected[1]) || !containsVersion(versions, expected[2]) {
- t.Fatalf("Expected [%v], got [%v]", expected, versions)
- }
- }
- func containsVersion(versions []Version, version Version) bool {
- for _, v := range versions {
- if v == version {
- return true
- }
- }
- return false
- }
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