Fix exclude filters with trailing slash

src/restic/filter/filter.go

@@ -21,6 +21,8 @@ func Match(pattern, str string) (matched bool, err error) {
 		return true, nil
 	}
 
+	pattern = filepath.Clean(pattern)
+
 	if str == "" {
 		return false, ErrBadString
 	}

src/restic/filter/filter_test.go

@@ -36,6 +36,15 @@ var matchTests = []struct {
 	{"tesT.*", "/foo/bar/test.go", false},
 	{"bar/*", "/foo/bar/baz", true},
 	{"bar", "/foo/bar", true},
+	{"/foo/bar", "/foo/bar", true},
+	{"/foo/bar/", "/foo/bar", true},
+	{"/foo/bar", "/foo/baz", false},
+	{"/foo/bar", "/foo/baz/", false},
+	{"/foo///bar", "/foo/bar", true},
+	{"/foo/../bar", "/foo/bar", false},
+	{"/foo/../bar", "/bar", true},
+	{"/foo", "/foo/baz", true},
+	{"/foo/", "/foo/baz", true},
 	{"bar", "/foo/bar/baz", true},
 	{"bar", "/foo/bar/test.go", true},
 	{"/foo/*test.*", "/foo/bar/test.go", false},
@@ -74,6 +83,8 @@ var matchTests = []struct {
 	{"user/**/important*", "/home/user/work/x/y/hidden/x", false},
 	{"user/**/hidden*/**/c", "/home/user/work/x/y/hidden/z/a/b/c", true},
 	{"c:/foo/*test.*", "c:/foo/bar/test.go", false},
+	{"c:/foo", "c:/foo/bar", true},
+	{"c:/foo/", "c:/foo/bar", true},
 	{"c:/foo/*/test.*", "c:/foo/bar/test.go", true},
 	{"c:/foo/*/bar/test.*", "c:/foo/bar/test.go", false},
 }