Checking in vendor folder for ease of using go get.

vendor/github.com/spf13/afero/ro_regexp_test.go

@@ -0,0 +1,96 @@
+package afero
+
+import (
+	"regexp"
+	"testing"
+)
+
+func TestFilterReadOnly(t *testing.T) {
+	fs := &ReadOnlyFs{source: &MemMapFs{}}
+	_, err := fs.Create("/file.txt")
+	if err == nil {
+		t.Errorf("Did not fail to create file")
+	}
+	// t.Logf("ERR=%s", err)
+}
+
+func TestFilterReadonlyRemoveAndRead(t *testing.T) {
+	mfs := &MemMapFs{}
+	fh, err := mfs.Create("/file.txt")
+	fh.Write([]byte("content here"))
+	fh.Close()
+
+	fs := NewReadOnlyFs(mfs)
+	err = fs.Remove("/file.txt")
+	if err == nil {
+		t.Errorf("Did not fail to remove file")
+	}
+
+	fh, err = fs.Open("/file.txt")
+	if err != nil {
+		t.Errorf("Failed to open file: %s", err)
+	}
+
+	buf := make([]byte, len("content here"))
+	_, err = fh.Read(buf)
+	fh.Close()
+	if string(buf) != "content here" {
+		t.Errorf("Failed to read file: %s", err)
+	}
+
+	err = mfs.Remove("/file.txt")
+	if err != nil {
+		t.Errorf("Failed to remove file")
+	}
+
+	fh, err = fs.Open("/file.txt")
+	if err == nil {
+		fh.Close()
+		t.Errorf("File still present")
+	}
+}
+
+func TestFilterRegexp(t *testing.T) {
+	fs := NewRegexpFs(&MemMapFs{}, regexp.MustCompile(`\.txt$`))
+	_, err := fs.Create("/file.html")
+	if err == nil {
+
+		t.Errorf("Did not fail to create file")
+	}
+	// t.Logf("ERR=%s", err)
+}
+
+func TestFilterRORegexpChain(t *testing.T) {
+	rofs := &ReadOnlyFs{source: &MemMapFs{}}
+	fs := &RegexpFs{re: regexp.MustCompile(`\.txt$`), source: rofs}
+	_, err := fs.Create("/file.txt")
+	if err == nil {
+		t.Errorf("Did not fail to create file")
+	}
+	// t.Logf("ERR=%s", err)
+}
+
+func TestFilterRegexReadDir(t *testing.T) {
+	mfs := &MemMapFs{}
+	fs1 := &RegexpFs{re: regexp.MustCompile(`\.txt$`), source: mfs}
+	fs := &RegexpFs{re: regexp.MustCompile(`^a`), source: fs1}
+
+	mfs.MkdirAll("/dir/sub", 0777)
+	for _, name := range []string{"afile.txt", "afile.html", "bfile.txt"} {
+		for _, dir := range []string{"/dir/", "/dir/sub/"} {
+			fh, _ := mfs.Create(dir + name)
+			fh.Close()
+		}
+	}
+
+	files, _ := ReadDir(fs, "/dir")
+	if len(files) != 2 { // afile.txt, sub
+		t.Errorf("Got wrong number of files: %#v", files)
+	}
+
+	f, _ := fs.Open("/dir/sub")
+	names, _ := f.Readdirnames(-1)
+	if len(names) != 1 {
+		t.Errorf("Got wrong number of names: %v", names)
+	}
+}