Adds gitignore support

1 files changed, 41 insertions, 0 deletions

diff --git a/plumbing/format/gitignore/dir_test.go b/plumbing/format/gitignore/dir_test.go
new file mode 100644
index 0000000..61f3fc0
--- /dev/null
+++ b/plumbing/format/gitignore/dir_test.go
@@ -0,0 +1,41 @@
+package gitignore
+
+import (
+	"os"
+	"testing"
+
+	"gopkg.in/src-d/go-billy.v2"
+	"gopkg.in/src-d/go-billy.v2/memfs"
+)
+
+func setupTestFS(subdirError bool) billy.Filesystem {
+	fs := memfs.New()
+	f, _ := fs.Create(".gitignore")
+	f.Write([]byte("vendor/g*/\n"))
+	f.Close()
+	fs.MkdirAll("vendor", os.ModePerm)
+	f, _ = fs.Create("vendor/.gitignore")
+	f.Write([]byte("!github.com/\n"))
+	f.Close()
+	fs.MkdirAll("another", os.ModePerm)
+	fs.MkdirAll("vendor/github.com", os.ModePerm)
+	fs.MkdirAll("vendor/gopkg.in", os.ModePerm)
+	return fs
+}
+
+func TestDir_ReadPatterns(t *testing.T) {
+	ps, err := ReadPatterns(setupTestFS(false), nil)
+	if err != nil {
+		t.Errorf("no error expected, found %v", err)
+	}
+	if len(ps) != 2 {
+		t.Errorf("expected 2 patterns, found %v", len(ps))
+	}
+	m := NewMatcher(ps)
+	if !m.Match([]string{"vendor", "gopkg.in"}, true) {
+		t.Error("expected a match")
+	}
+	if m.Match([]string{"vendor", "github.com"}, true) {
+		t.Error("expected no match")
+	}
+}