Add test for AsTypedDeduced

Author: Antoine Pelisse

typed/deduced_test.go

@@ -0,0 +1,45 @@
+/*
+Copyright 2019 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package typed_test
+
+import (
+	"fmt"
+	"testing"
+
+	"sigs.k8s.io/structured-merge-diff/typed"
+	"sigs.k8s.io/structured-merge-diff/value"
+)
+
+func TestValidateDeducedType(t *testing.T) {
+	tests := []string{
+		`{"a": null}`,
+		`{"a": ["a", "b"]}`,
+		`{"a": {"b": [], "c": 2, "d": {"f": "string"}}}`,
+	}
+
+	for i, test := range tests {
+		t.Run(fmt.Sprintf("test %d", i), func(t *testing.T) {
+			v, err := value.FromYAML([]byte(test))
+			if err != nil {
+				t.Fatalf("Failed to parse yaml: %v", err)
+			}
+			if err := typed.AsTypedDeduced(v).Validate(); err != nil {
+				t.Fatalf("Validation failed: %v", err)
+			}
+		})
+	}
+}