internal/common: add function to get a pointer to string literal

Add a new helper function to get a pointer to a string literal.

Add unit test for the new function.

Signed-off-by: Tomas Hozza <thozza@redhat.com>

internal/common/pointers.go

@@ -11,3 +11,7 @@ func Uint64ToPtr(x uint64) *uint64 {
 func BoolToPtr(x bool) *bool {
 	return &x
 }
+
+func StringToPtr(x string) *string {
+	return &x
+}

internal/common/pointers_test.go

@@ -17,3 +17,15 @@ func TestBoolToPtr(t *testing.T) {
 	got := BoolToPtr(value)
 	assert.Equal(t, value, *got)
 }
+
+func TestUint64ToPtr(t *testing.T) {
+	var value uint64 = 1
+	got := Uint64ToPtr(value)
+	assert.Equal(t, value, *got)
+}
+
+func TestStringToPtr(t *testing.T) {
+	var value string = "the-greatest-test-value"
+	got := StringToPtr(value)
+	assert.Equal(t, value, *got)
+}