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mirror of https://github.com/rclone/rclone synced 2024-12-11 23:54:00 +01:00
rclone/fs/filter_test.go
2015-11-07 10:27:47 +00:00

325 lines
6.8 KiB
Go

package fs
import (
"io/ioutil"
"os"
"strings"
"testing"
)
func TestNewFilterDefault(t *testing.T) {
f, err := NewFilter()
if err != nil {
t.Fatal(err)
}
if f.DeleteExcluded != false {
t.Errorf("DeleteExcluded want false got %v", f.DeleteExcluded)
}
if f.MinSize != 0 {
t.Errorf("MinSize want 0 got %v", f.MinSize)
}
if f.MaxSize != 0 {
t.Errorf("MaxSize want 0 got %v", f.MaxSize)
}
if len(f.rules) != 0 {
t.Errorf("rules want non got %v", f.rules)
}
if f.files != nil {
t.Errorf("files want none got %v", f.files)
}
}
// return a pointer to the string
func stringP(s string) *string {
return &s
}
// testFile creates a temp file with the contents
func testFile(t *testing.T, contents string) *string {
out, err := ioutil.TempFile("", "filter_test")
if err != nil {
t.Fatal(err)
}
defer func() {
err := out.Close()
if err != nil {
t.Error(err)
}
}()
_, err = out.Write([]byte(contents))
if err != nil {
t.Fatal(err)
}
s := out.Name()
return &s
}
func TestNewFilterFull(t *testing.T) {
mins := int64(100 * 1024)
maxs := int64(1000 * 1024)
emptyString := ""
isFalse := false
isTrue := true
// Set up the input
deleteExcluded = &isTrue
filterRule = stringP("- filter1")
filterFrom = testFile(t, "#comment\n+ filter2\n- filter3\n")
excludeRule = stringP("exclude1")
excludeFrom = testFile(t, "#comment\nexclude2\nexclude3\n")
includeRule = stringP("include1")
includeFrom = testFile(t, "#comment\ninclude2\ninclude3\n")
filesFrom = testFile(t, "#comment\nfiles1\nfiles2\n")
minSize = SizeSuffix(mins)
maxSize = SizeSuffix(maxs)
rm := func(p string) {
err := os.Remove(p)
if err != nil {
t.Logf("error removing %q: %v", p, err)
}
}
// Reset the input
defer func() {
rm(*filterFrom)
rm(*excludeFrom)
rm(*includeFrom)
rm(*filesFrom)
minSize = 0
maxSize = 0
deleteExcluded = &isFalse
filterRule = &emptyString
filterFrom = &emptyString
excludeRule = &emptyString
excludeFrom = &emptyString
includeRule = &emptyString
includeFrom = &emptyString
filesFrom = &emptyString
}()
f, err := NewFilter()
if err != nil {
t.Fatal(err)
}
if f.DeleteExcluded != true {
t.Errorf("DeleteExcluded want true got %v", f.DeleteExcluded)
}
if f.MinSize != mins {
t.Errorf("MinSize want %v got %v", mins, f.MinSize)
}
if f.MaxSize != maxs {
t.Errorf("MaxSize want %v got %v", maxs, f.MaxSize)
}
got := f.DumpFilters()
want := `+ (^|/)include1$
- (^|/)[^/]*$
+ (^|/)include2$
+ (^|/)include3$
- (^|/)[^/]*$
- (^|/)exclude1$
- (^|/)exclude2$
- (^|/)exclude3$
- (^|/)filter1$
+ (^|/)filter2$
- (^|/)filter3$`
if got != want {
t.Errorf("rules want %s got %s", want, got)
}
if len(f.files) != 2 {
t.Errorf("files want 2 got %v", f.files)
}
for _, name := range []string{"files1", "files2"} {
_, ok := f.files[name]
if !ok {
t.Errorf("Didn't find file %q in f.files", name)
}
}
}
type includeTest struct {
in string
size int64
want bool
}
func testInclude(t *testing.T, f *Filter, tests []includeTest) {
for _, test := range tests {
got := f.Include(test.in, test.size)
if test.want != got {
t.Errorf("%q,%d: want %v got %v", test.in, test.size, test.want, got)
}
}
}
func TestNewFilterIncludeFiles(t *testing.T) {
f, err := NewFilter()
if err != nil {
t.Fatal(err)
}
err = f.AddFile("file1.jpg")
if err != nil {
t.Error(err)
}
err = f.AddFile("/file2.jpg")
if err != nil {
t.Error(err)
}
testInclude(t, f, []includeTest{
{"file1.jpg", 0, true},
{"file2.jpg", 1, true},
{"potato/file2.jpg", 2, false},
{"file3.jpg", 3, false},
})
}
func TestNewFilterMinSize(t *testing.T) {
f, err := NewFilter()
if err != nil {
t.Fatal(err)
}
f.MinSize = 100
testInclude(t, f, []includeTest{
{"file1.jpg", 100, true},
{"file2.jpg", 101, true},
{"potato/file2.jpg", 99, false},
})
}
func TestNewFilterMaxSize(t *testing.T) {
f, err := NewFilter()
if err != nil {
t.Fatal(err)
}
f.MaxSize = 100
testInclude(t, f, []includeTest{
{"file1.jpg", 100, true},
{"file2.jpg", 101, false},
{"potato/file2.jpg", 99, true},
})
}
func TestNewFilterMatches(t *testing.T) {
f, err := NewFilter()
if err != nil {
t.Fatal(err)
}
add := func(s string) {
err := f.AddRule(s)
if err != nil {
t.Fatal(err)
}
}
add("+ cleared")
add("!")
add("- file1.jpg")
add("+ file2.png")
add("+ *.jpg")
add("- *.png")
add("- /potato")
add("+ /sausage1")
add("+ /sausage2*")
add("+ /sausage3**")
add("- *")
testInclude(t, f, []includeTest{
{"cleared", 100, false},
{"file1.jpg", 100, false},
{"file2.png", 100, true},
{"afile2.png", 100, false},
{"file3.jpg", 101, true},
{"file4.png", 101, false},
{"potato", 101, false},
{"sausage1", 101, true},
{"sausage1/potato", 101, false},
{"sausage2potato", 101, true},
{"sausage2/potato", 101, false},
{"sausage3/potato", 101, true},
{"unicorn", 99, false},
})
}
func TestFilterForEachLine(t *testing.T) {
file := testFile(t, `; comment
one
# another comment
two
# indented comment
three
four
five
six `)
defer func() {
err := os.Remove(*file)
if err != nil {
t.Error(err)
}
}()
lines := []string{}
err := forEachLine(*file, func(s string) error {
lines = append(lines, s)
return nil
})
if err != nil {
t.Error(err)
}
got := strings.Join(lines, ",")
want := "one,two,three,four,five,six"
if want != got {
t.Errorf("want %q got %q", want, got)
}
}
func TestFilterMatchesFromDocs(t *testing.T) {
for _, test := range []struct {
glob string
included bool
file string
}{
{"file.jpg", true, "file.jpg"},
{"file.jpg", true, "directory/file.jpg"},
{"file.jpg", false, "afile.jpg"},
{"file.jpg", false, "directory/afile.jpg"},
{"/file.jpg", true, "file.jpg"},
{"/file.jpg", false, "afile.jpg"},
{"/file.jpg", false, "directory/file.jpg"},
{"*.jpg", true, "file.jpg"},
{"*.jpg", true, "directory/file.jpg"},
{"*.jpg", false, "file.jpg/anotherfile.png"},
{"dir/**", true, "dir/file.jpg"},
{"dir/**", true, "dir/dir1/dir2/file.jpg"},
{"dir/**", false, "directory/file.jpg"},
{"dir/**", false, "adir/file.jpg"},
{"l?ss", true, "less"},
{"l?ss", true, "lass"},
{"l?ss", false, "floss"},
{"h[ae]llo", true, "hello"},
{"h[ae]llo", true, "hallo"},
{"h[ae]llo", false, "hullo"},
{"{one,two}_potato", true, "one_potato"},
{"{one,two}_potato", true, "two_potato"},
{"{one,two}_potato", false, "three_potato"},
{"{one,two}_potato", false, "_potato"},
{"\\*.jpg", true, "*.jpg"},
{"\\\\.jpg", true, "\\.jpg"},
{"\\[one\\].jpg", true, "[one].jpg"},
} {
f, err := NewFilter()
if err != nil {
t.Fatal(err)
}
err = f.Add(true, test.glob)
if err != nil {
t.Fatal(err)
}
err = f.Add(false, "*")
if err != nil {
t.Fatal(err)
}
included := f.Include(test.file, 0)
if included != test.included {
t.Logf("%q match %q: want %v got %v", test.glob, test.file, test.included, included)
}
}
}