Port shell resource and tests

helpers/fakerenderer/fakerenderer.go

@@ -0,0 +1,26 @@
+// Copyright © 2016 Asteris, LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package fakerenderer
+
+type FakeRenderer struct {
+}
+
+func (fr *FakeRenderer) Value() (string, bool) {
+	return "", true
+}
+
+func (fr *FakeRenderer) Render(name, content string) (string, error) {
+	return content, nil
+}

helpers/fakerenderer/fakerenderer_test.go

@@ -0,0 +1,29 @@
+// Copyright © 2016 Asteris, LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package fakerenderer_test
+
+import (
+	"testing"
+
+	"github.com/asteris-llc/converge/helpers/fakerenderer"
+	"github.com/asteris-llc/converge/resource"
+	"github.com/stretchr/testify/assert"
+)
+
+func TestFakeRendererInterface(t *testing.T) {
+	t.Parallel()
+
+	assert.Implements(t, (*resource.Renderer)(nil), new(fakerenderer.FakeRenderer))
+}

resource/shell/preparer_test.go

@@ -17,6 +17,7 @@ package shell_test
 import (
 	"testing"
 
+	"github.com/asteris-llc/converge/helpers/fakerenderer"
 	"github.com/asteris-llc/converge/resource"
 	"github.com/asteris-llc/converge/resource/shell"
 	"github.com/stretchr/testify/assert"
@@ -27,3 +28,44 @@ func TestPreparerInterface(t *testing.T) {
 
 	assert.Implements(t, (*resource.Resource)(nil), new(shell.Preparer))
 }
+
+func TestShellValidateValid(t *testing.T) {
+	t.Parallel()
+
+	sp := &shell.Preparer{
+		Check: "echo test",
+		Apply: "echo test",
+	}
+
+	_, err := sp.Prepare(&fakerenderer.FakeRenderer{})
+
+	assert.NoError(t, err)
+}
+
+func TestShellValidateInvalidCheck(t *testing.T) {
+	t.Parallel()
+
+	sp := &shell.Preparer{
+		Check: "if do then; esac",
+	}
+
+	_, err := sp.Prepare(&fakerenderer.FakeRenderer{})
+
+	if assert.Error(t, err) {
+		assert.EqualError(t, err, "exit status 2")
+	}
+}
+
+func TestShellValidateInvalidApply(t *testing.T) {
+	t.Parallel()
+
+	sp := &shell.Preparer{
+		Apply: "if do then; esac",
+	}
+
+	_, err := sp.Prepare(&fakerenderer.FakeRenderer{})
+
+	if assert.Error(t, err) {
+		assert.EqualError(t, err, "exit status 2")
+	}
+}