asteris-llc/converge

// 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 load_test

import (
    "fmt"
    "testing"

    "github.com/asteris-llc/converge/graph"
    "github.com/asteris-llc/converge/graph/node"
    "github.com/asteris-llc/converge/helpers/logging"
    "github.com/asteris-llc/converge/load"
    "github.com/asteris-llc/converge/parse"
    "github.com/asteris-llc/converge/resource"
    "github.com/stretchr/testify/assert"
    "github.com/stretchr/testify/require"
    "golang.org/x/net/context"
)

func TestSetResourcesTask(t *testing.T) {
    defer logging.HideLogs(t)()

    resourced, err := getResourcesGraph(
        t,
        []byte(`
task x {
  check = "check"
  apply = "apply"
}`),
    )
    assert.NoError(t, err)

    meta, ok := resourced.Get("root/task.x")
    require.True(t, ok, `"root/task.x" was not present in the graph`)

    preparer, ok := meta.Value().(*resource.Preparer)
    require.True(t, ok, fmt.Sprintf("preparer was %T, not %T", meta.Value(), preparer))

    assert.Equal(t, "check", preparer.Source["check"])
    assert.Equal(t, "apply", preparer.Source["apply"])
}

func TestSetResourcesBad(t *testing.T) {
    defer logging.HideLogs(t)()

    _, err := getResourcesGraph(t, []byte("x x {}"))
    if assert.Error(t, err) {
        assert.EqualError(t, err, "1 error(s) occurred:\n\n* root/x.x: \"x\" is not a valid resource type in \"x.x\"")
    }
}

func getResourcesGraph(t *testing.T, content []byte) (*graph.Graph, error) {
    resources, err := parse.Parse(content)
    require.NoError(t, err)

    g := graph.New()
    g.Add(node.New("root", nil))
    for _, resource := range resources {
        id := graph.ID("root", resource.String())
        g.Add(node.New(id, resource))
        g.Connect("root", id)
    }
    require.NoError(t, g.Validate())

    return load.SetResources(context.Background(), g)
}