1 files changed, 44 insertions, 0 deletions
diff --git a/src/mongo/gotools/mongoexport/mongoexport_test.go b/src/mongo/gotools/mongoexport/mongoexport_test.go
new file mode 100644
index 00000000000..f5d0e7e2afa
--- /dev/null
+++ b/src/mongo/gotools/mongoexport/mongoexport_test.go
@@ -0,0 +1,44 @@
+package mongoexport
+
+import (
+	"encoding/json"
+	"github.com/mongodb/mongo-tools/common/bsonutil"
+	"github.com/mongodb/mongo-tools/common/testutil"
+	. "github.com/smartystreets/goconvey/convey"
+	"gopkg.in/mgo.v2/bson"
+	"os"
+	"testing"
+)
+
+func TestExtendedJSON(t *testing.T) {
+	testutil.VerifyTestType(t, testutil.UnitTestType)
+
+	Convey("Serializing a doc to extended JSON should work", t, func() {
+		x := bson.M{
+			"_id": bson.NewObjectId(),
+			"hey": "sup",
+			"subdoc": bson.M{
+				"subid": bson.NewObjectId(),
+			},
+			"array": []interface{}{
+				bson.NewObjectId(),
+				bson.Undefined,
+			},
+		}
+		out, err := bsonutil.ConvertBSONValueToJSON(x)
+		So(err, ShouldBeNil)
+
+		jsonEncoder := json.NewEncoder(os.Stdout)
+		jsonEncoder.Encode(out)
+	})
+}
+
+func TestFieldSelect(t *testing.T) {
+	testutil.VerifyTestType(t, testutil.UnitTestType)
+
+	Convey("Using makeFieldSelector should return correct projection doc", t, func() {
+		So(makeFieldSelector("a,b"), ShouldResemble, bson.M{"_id": 1, "a": 1, "b": 1})
+		So(makeFieldSelector(""), ShouldResemble, bson.M{"_id": 1})
+		So(makeFieldSelector("x,foo.baz"), ShouldResemble, bson.M{"_id": 1, "foo": 1, "x": 1})
+	})
+}