1// Copyright 2015 RedHat, Inc. 2// Copyright 2015 CoreOS, Inc. 3// 4// Licensed under the Apache License, Version 2.0 (the "License"); 5// you may not use this file except in compliance with the License. 6// You may obtain a copy of the License at 7// 8// http://www.apache.org/licenses/LICENSE-2.0 9// 10// Unless required by applicable law or agreed to in writing, software 11// distributed under the License is distributed on an "AS IS" BASIS, 12// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13// See the License for the specific language governing permissions and 14// limitations under the License. 15 16package sdjournal 17 18import "testing" 19 20func TestGetFunction(t *testing.T) { 21 f, err := getFunction("sd_journal_open") 22 23 if err != nil { 24 t.Errorf("Error getting an existing function: %s", err) 25 } 26 27 if f == nil { 28 t.Error("Got nil function pointer") 29 } 30 31 _, err = getFunction("non_existent_function") 32 33 if err == nil { 34 t.Error("Expected to get an error, got nil") 35 } 36} 37