Add test for unique email

src/provider.go

@@ -6,6 +6,8 @@ import (
 	"syreclabs.com/go/faker"
 )
 
+var fakeEmail = faker.Internet().Email
+
 type Provider struct{
 	providedUniqueEmails map[string]int
 }
@@ -33,7 +35,7 @@ func (p Provider) Get(s string) string {
 	case "email":
 		return faker.Internet().Email()
 	case "unique_email":
-		new := faker.Internet().Email()
+		new := fakeEmail()
 
 		_, exists := p.providedUniqueEmails[new]
 		if !exists {

src/provider_test.go

@@ -0,0 +1,20 @@
+package dbanon
+
+import (
+	"testing"
+)
+
+func TestGet(t *testing.T) {
+	fakeEmail = func() string {
+		return "bob@example.com"
+	}
+
+	provider := NewProvider()
+	_ = provider.Get("unique_email")
+
+	r1 := provider.Get("unique_email")
+	if r1 != "1bob@example.com" {
+		t.Errorf("Got %s wanted 1bob@example.com", r1)
+	}
+
+}