From d18586a916fbfecc94cc6f6bf1f8a9283667190a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Dario=20Casta=C3=B1=C3=A9?= <i@dario.im>
Date: Sun, 17 May 2020 16:40:14 +0200
Subject: [PATCH] Issue #89 closed

---
 issue89_test.go | 55 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100644 issue89_test.go

diff --git a/issue89_test.go b/issue89_test.go
new file mode 100644
index 0000000..eab7b0a
--- /dev/null
+++ b/issue89_test.go
@@ -0,0 +1,55 @@
+package mergo
+
+import (
+	"testing"
+)
+
+func TestIssue89Boolean(t *testing.T) {
+	type Foo struct {
+		Bar bool `json:"bar"`
+	}
+
+	src := Foo{Bar: true}
+	dst := Foo{Bar: false}
+
+	if err := Merge(&dst, src); err != nil {
+		t.Fatal(err)
+	}
+	if dst.Bar == false {
+		t.Fatalf("expected true, got false")
+	}
+}
+
+func TestIssue89MergeWithEmptyValue(t *testing.T) {
+	p1 := map[string]interface{}{
+		"A": 3, "B": "note", "C": true,
+	}
+	p2 := map[string]interface{}{
+		"B": "", "C": false,
+	}
+	if err := Merge(&p1, p2, WithOverwriteWithEmptyValue); err != nil {
+		t.Fatal(err)
+	}
+	testCases := []struct {
+		key      string
+		expected interface{}
+	}{
+		{
+			"A",
+			3,
+		},
+		{
+			"B",
+			"",
+		},
+		{
+			"C",
+			false,
+		},
+	}
+	for _, tC := range testCases {
+		if p1[tC.key] != tC.expected {
+			t.Fatalf("expected %v in p1[%q], got %v", tC.expected, tC.key, p1[tC.key])
+		}
+	}
+}