Handle parsing of bare sequence yaml nodes

kyaml/kio/pkgio_reader_test.go

@@ -39,6 +39,13 @@ a: b #forth
 metadata:
 `)
 
+var readFileE = []byte(`---
+a: b #first
+---
+- foo # second
+- bar
+`)
+
 var pkgFile = []byte(``)
 
 func TestLocalPackageReader_Read_empty(t *testing.T) {
@@ -555,3 +562,41 @@ func testOnDiskAndOnMem(t *testing.T, files []mockFile, f func(t *testing.T, pat
 		f(t, "/", fs)
 	})
 }
+
+func TestLocalPackageReader_ReadBareSeqNodes(t *testing.T) {
+	testOnDiskAndOnMem(t, []mockFile{
+		{path: "a/b"},
+		{path: "a/c"},
+		{path: "e_test.yaml", content: readFileE},
+	}, func(t *testing.T, path string, mockFS filesys.FileSystem) {
+		rfr := LocalPackageReader{
+			PackagePath:     path,
+			FileSystem:      filesys.FileSystemOrOnDisk{FileSystem: mockFS},
+			WrapBareSeqNode: true,
+		}
+		nodes, err := rfr.Read()
+		require.NoError(t, err)
+		require.Len(t, nodes, 2)
+		expected := []string{
+			`a: b #first
+metadata:
+  annotations:
+    config.kubernetes.io/index: '0'
+    config.kubernetes.io/path: 'e_test.yaml'
+`,
+			`bareSeqNodeWrappingKey:
+- foo # second
+- bar
+metadata:
+  annotations:
+    config.kubernetes.io/index: '1'
+    config.kubernetes.io/path: 'e_test.yaml'
+`,
+		}
+		for i := range nodes {
+			val, err := nodes[i].String()
+			require.NoError(t, err)
+			require.Equal(t, expected[i], val)
+		}
+	})
+}