111 lines
3.6 KiB
Go
111 lines
3.6 KiB
Go
package filter
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import (
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"testing"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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func TestGlobToRegexp(t *testing.T) {
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for _, test := range []struct {
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in string
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want string
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error string
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}{
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{``, `(^|/)$`, ``},
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{`potato`, `(^|/)potato$`, ``},
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{`potato,sausage`, `(^|/)potato,sausage$`, ``},
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{`/potato`, `^potato$`, ``},
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{`potato?sausage`, `(^|/)potato[^/]sausage$`, ``},
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{`potat[oa]`, `(^|/)potat[oa]$`, ``},
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{`potat[a-z]or`, `(^|/)potat[a-z]or$`, ``},
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{`potat[[:alpha:]]or`, `(^|/)potat[[:alpha:]]or$`, ``},
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{`'.' '+' '(' ')' '|' '^' '$'`, `(^|/)'\.' '\+' '\(' '\)' '\|' '\^' '\$'$`, ``},
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{`*.jpg`, `(^|/)[^/]*\.jpg$`, ``},
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{`a{b,c,d}e`, `(^|/)a(b|c|d)e$`, ``},
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{`potato**`, `(^|/)potato.*$`, ``},
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{`potato**sausage`, `(^|/)potato.*sausage$`, ``},
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{`*.p[lm]`, `(^|/)[^/]*\.p[lm]$`, ``},
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{`[\[\]]`, `(^|/)[\[\]]$`, ``},
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{`***potato`, `(^|/)`, `too many stars`},
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{`***`, `(^|/)`, `too many stars`},
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{`ab]c`, `(^|/)`, `mismatched ']'`},
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{`ab[c`, `(^|/)`, `mismatched '[' and ']'`},
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{`ab{{cd`, `(^|/)`, `can't nest`},
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{`ab{}}cd`, `(^|/)`, `mismatched '{' and '}'`},
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{`ab}c`, `(^|/)`, `mismatched '{' and '}'`},
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{`ab{c`, `(^|/)`, `mismatched '{' and '}'`},
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{`*.{jpg,png,gif}`, `(^|/)[^/]*\.(jpg|png|gif)$`, ``},
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{`[a--b]`, `(^|/)`, `bad glob pattern`},
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{`a\*b`, `(^|/)a\*b$`, ``},
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{`a\\b`, `(^|/)a\\b$`, ``},
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} {
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for _, ignoreCase := range []bool{false, true} {
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gotRe, err := globToRegexp(test.in, ignoreCase)
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if test.error == "" {
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prefix := ""
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if ignoreCase {
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prefix = "(?i)"
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}
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got := gotRe.String()
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require.NoError(t, err, test.in)
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assert.Equal(t, prefix+test.want, got, test.in)
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} else {
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require.Error(t, err, test.in)
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assert.Contains(t, err.Error(), test.error, test.in)
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assert.Nil(t, gotRe)
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}
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}
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}
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}
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func TestGlobToDirGlobs(t *testing.T) {
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for _, test := range []struct {
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in string
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want []string
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}{
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{`*`, []string{"/**"}},
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{`/*`, []string{"/"}},
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{`*.jpg`, []string{"/**"}},
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{`/*.jpg`, []string{"/"}},
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{`//*.jpg`, []string{"/"}},
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{`///*.jpg`, []string{"/"}},
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{`/a/*.jpg`, []string{"/a/", "/"}},
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{`/a//*.jpg`, []string{"/a/", "/"}},
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{`/a///*.jpg`, []string{"/a/", "/"}},
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{`/a/b/*.jpg`, []string{"/a/b/", "/a/", "/"}},
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{`a/*.jpg`, []string{"a/"}},
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{`a/b/*.jpg`, []string{"a/b/", "a/"}},
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{`*/*/*.jpg`, []string{"*/*/", "*/"}},
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{`a/b/`, []string{"a/b/", "a/"}},
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{`a/b`, []string{"a/"}},
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{`a/b/*.{jpg,png,gif}`, []string{"a/b/", "a/"}},
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{`/a/{jpg,png,gif}/*.{jpg,png,gif}`, []string{"/a/{jpg,png,gif}/", "/a/", "/"}},
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{`a/{a,a*b,a**c}/d/`, []string{"/**"}},
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{`/a/{a,a*b,a/c,d}/d/`, []string{"/**"}},
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{`**`, []string{"**/"}},
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{`a**`, []string{"a**/"}},
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{`a**b`, []string{"a**/"}},
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{`a**b**c**d`, []string{"a**b**c**/", "a**b**/", "a**/"}},
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{`a**b/c**d`, []string{"a**b/c**/", "a**b/", "a**/"}},
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{`/A/a**b/B/c**d/C/`, []string{"/A/a**b/B/c**d/C/", "/A/a**b/B/c**d/", "/A/a**b/B/c**/", "/A/a**b/B/", "/A/a**b/", "/A/a**/", "/A/", "/"}},
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{`/var/spool/**/ncw`, []string{"/var/spool/**/", "/var/spool/", "/var/", "/"}},
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{`var/spool/**/ncw/`, []string{"var/spool/**/ncw/", "var/spool/**/", "var/spool/", "var/"}},
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{"/file1.jpg", []string{`/`}},
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{"/file2.png", []string{`/`}},
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{"/*.jpg", []string{`/`}},
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{"/*.png", []string{`/`}},
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{"/potato", []string{`/`}},
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{"/sausage1", []string{`/`}},
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{"/sausage2*", []string{`/`}},
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{"/sausage3**", []string{`/sausage3**/`, "/"}},
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{"/a/*.jpg", []string{`/a/`, "/"}},
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} {
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_, err := globToRegexp(test.in, false)
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assert.NoError(t, err)
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got := globToDirGlobs(test.in)
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assert.Equal(t, test.want, got, test.in)
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}
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}
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