package shell import ( "testing" "github.com/hashicorp/packer/packer" ) func TestProvisioner_impl(t *testing.T) { var _ packer.Provisioner = new(Provisioner) } func TestConfigPrepare(t *testing.T) { cases := []struct { Key string Value interface{} Err bool }{ { "unknown_key", "bad", true, }, { "command", nil, true, }, } for _, tc := range cases { raw := testConfig(t) if tc.Value == nil { delete(raw, tc.Key) } else { raw[tc.Key] = tc.Value } var p Provisioner err := p.Prepare(raw) if tc.Err { testConfigErr(t, err, tc.Key) } else { testConfigOk(t, err) } } } func testConfig(t *testing.T) map[string]interface{} { return map[string]interface{}{ "command": "echo foo", } } func testConfigErr(t *testing.T, err error, extra string) { if err == nil { t.Fatalf("should error: %s", extra) } } func testConfigOk(t *testing.T, err error) { if err != nil { t.Fatalf("bad: %s", err) } }