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Add file version regex and regex tests

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This commit is contained in:
Daniel
2019-07-26 22:32:42 +02:00
parent 5829074247
commit ab7980d42c
2 changed files with 56 additions and 2 deletions
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7
updates/filename.go
View File

@@ -6,12 +6,15 @@ import (
"strings"
)
var versionRegex = regexp.MustCompile("_v[0-9]+-[0-9]+-[0-9]+b?")
var (
fileVersionRegex = regexp.MustCompile(`_v[0-9]+-[0-9]+-[0-9]+b?`)
rawVersionRegex = regexp.MustCompile(`^[0-9]+\.[0-9]+\.[0-9]+b?\*?$`)
)
// GetIdentifierAndVersion splits the given file path into its identifier and version.
func GetIdentifierAndVersion(versionedPath string) (identifier, version string, ok bool) {
// extract version
rawVersion := versionRegex.FindString(versionedPath)
rawVersion := fileVersionRegex.FindString(versionedPath)
if rawVersion == "" {
return "", "", false
}

51
updates/filename_test.go Normal file
View File

@@ -0,0 +1,51 @@
package updates
import (
"regexp"
"testing"
)
func testRegexMatch(t *testing.T, testRegex *regexp.Regexp, testString string, shouldMatch bool) {
if testRegex.MatchString(testString) != shouldMatch {
if shouldMatch {
t.Errorf("regex %s should match %s", testRegex, testString)
} else {
t.Errorf("regex %s should not match %s", testRegex, testString)
}
}
}
func testRegexFind(t *testing.T, testRegex *regexp.Regexp, testString string, shouldMatch bool) {
if (testRegex.FindString(testString) != "") != shouldMatch {
if shouldMatch {
t.Errorf("regex %s should find %s", testRegex, testString)
} else {
t.Errorf("regex %s should not find %s", testRegex, testString)
}
}
}
func TestRegexes(t *testing.T) {
testRegexMatch(t, rawVersionRegex, "0.1.2", true)
testRegexMatch(t, rawVersionRegex, "0.1.2*", true)
testRegexMatch(t, rawVersionRegex, "0.1.2b", true)
testRegexMatch(t, rawVersionRegex, "0.1.2b*", true)
testRegexMatch(t, rawVersionRegex, "12.13.14", true)
testRegexMatch(t, rawVersionRegex, "v0.1.2", false)
testRegexMatch(t, rawVersionRegex, "0.", false)
testRegexMatch(t, rawVersionRegex, "0.1", false)
testRegexMatch(t, rawVersionRegex, "0.1.", false)
testRegexMatch(t, rawVersionRegex, ".1.2", false)
testRegexMatch(t, rawVersionRegex, ".1.", false)
testRegexMatch(t, rawVersionRegex, "012345", false)
testRegexFind(t, fileVersionRegex, "/path/to/file_v1-2-3", true)
testRegexFind(t, fileVersionRegex, "/path/to/file_v1-2-3.exe", true)
testRegexFind(t, fileVersionRegex, "/path/to/file-v1-2-3", false)
testRegexFind(t, fileVersionRegex, "/path/to/file_v1.2.3", false)
testRegexFind(t, fileVersionRegex, "/path/to/file_1-2-3", false)
testRegexFind(t, fileVersionRegex, "/path/to/file_v1-2", false)
testRegexFind(t, fileVersionRegex, "/path/to/file-v1-2-3", false)
}