Tests to reproduce

mapstructure_bugs_test.go

diff --git a/mapstructure_bugs_test.go b/mapstructure_bugs_test.go
index 7054f1a..c6b8697 100644
--- a/mapstructure_bugs_test.go
+++ b/mapstructure_bugs_test.go
@@ -45,3 +45,102 @@
 		t.Fatalf("Vother should be nil: %s", result.Vother)
 	}
 }
+
+func TestNestedTypePointerWithDefaults(t *testing.T) {
+	t.Parallel()
+
+	input := map[string]interface{}{
+		"vfoo": "foo",
+		"vbar": map[string]interface{}{
+			"vstring": "foo",
+			"vint":    42,
+			"vbool":   true,
+		},
+	}
+
+	result:=NestedPointer{
+		Vbar: &Basic{
+			Vuint: 42,
+		},
+	}
+	err := Decode(input, &result)
+	if err != nil {
+		t.Fatalf("got an err: %s", err.Error())
+	}
+
+	if result.Vfoo != "foo" {
+		t.Errorf("vfoo value should be 'foo': %#v", result.Vfoo)
+	}
+
+	if result.Vbar.Vstring != "foo" {
+		t.Errorf("vstring value should be 'foo': %#v", result.Vbar.Vstring)
+	}
+
+	if result.Vbar.Vint != 42 {
+		t.Errorf("vint value should be 42: %#v", result.Vbar.Vint)
+	}
+
+	if result.Vbar.Vbool != true {
+		t.Errorf("vbool value should be true: %#v", result.Vbar.Vbool)
+	}
+
+	if result.Vbar.Vextra != "" {
+		t.Errorf("vextra value should be empty: %#v", result.Vbar.Vextra)
+	}
+
+	// this is the error
+	if result.Vbar.Vuint != 42 {
+		t.Errorf("vuint value should be 42: %#v", result.Vbar.Vint)
+	}
+
+}
+
+
+func TestNestedTypeWithDefaults(t *testing.T) {
+	t.Parallel()
+
+	input := map[string]interface{}{
+		"vfoo": "foo",
+		"vbar": map[string]interface{}{
+			"vstring": "foo",
+			"vint":    42,
+			"vbool":   true,
+		},
+	}
+
+	result:=Nested{
+		Vbar: Basic{
+			Vuint: 42,
+		},
+	}
+	err := Decode(input, &result)
+	if err != nil {
+		t.Fatalf("got an err: %s", err.Error())
+	}
+
+	if result.Vfoo != "foo" {
+		t.Errorf("vfoo value should be 'foo': %#v", result.Vfoo)
+	}
+
+	if result.Vbar.Vstring != "foo" {
+		t.Errorf("vstring value should be 'foo': %#v", result.Vbar.Vstring)
+	}
+
+	if result.Vbar.Vint != 42 {
+		t.Errorf("vint value should be 42: %#v", result.Vbar.Vint)
+	}
+
+	if result.Vbar.Vbool != true {
+		t.Errorf("vbool value should be true: %#v", result.Vbar.Vbool)
+	}
+
+	if result.Vbar.Vextra != "" {
+		t.Errorf("vextra value should be empty: %#v", result.Vbar.Vextra)
+	}
+
+	// this is the error
+	if result.Vbar.Vuint != 42 {
+		t.Errorf("vuint value should be 42: %#v", result.Vbar.Vint)
+	}
+
+}
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