provisioner/local-exec: Adding tests for Apply and Validate

builtin/provisioners/local-exec/resource_provisioner_test.go

@@ -1,11 +1,74 @@
 package localexec
 
 import (
+	"io/ioutil"
+	"os"
 	"testing"
 
+	"github.com/hashicorp/terraform/config"
 	"github.com/hashicorp/terraform/terraform"
 )
 
 func TestResourceProvisioner_impl(t *testing.T) {
 	var _ terraform.ResourceProvisioner = new(ResourceProvisioner)
 }
+
+func TestResourceProvider_Apply(t *testing.T) {
+	defer os.Remove("test_out")
+	c := testConfig(t, map[string]interface{}{
+		"command": "echo foo > test_out",
+	})
+
+	p := new(ResourceProvisioner)
+	_, err := p.Apply(nil, c)
+	if err != nil {
+		t.Fatalf("err: %v", err)
+	}
+
+	// Check the file
+	raw, err := ioutil.ReadFile("test_out")
+	if err != nil {
+		t.Fatalf("err: %v", err)
+	}
+
+	if string(raw) != "foo\n" {
+		t.Fatalf("bad: %s", raw)
+	}
+}
+
+func TestResourceProvider_Validate_good(t *testing.T) {
+	c := testConfig(t, map[string]interface{}{
+		"command": "echo foo",
+	})
+	p := new(ResourceProvisioner)
+	warn, errs := p.Validate(c)
+	if len(warn) > 0 {
+		t.Fatalf("Warnings: %v", warn)
+	}
+	if len(errs) > 0 {
+		t.Fatalf("Errors: %v", errs)
+	}
+}
+
+func TestResourceProvider_Validate_missing(t *testing.T) {
+	c := testConfig(t, map[string]interface{}{})
+	p := new(ResourceProvisioner)
+	warn, errs := p.Validate(c)
+	if len(warn) > 0 {
+		t.Fatalf("Warnings: %v", warn)
+	}
+	if len(errs) == 0 {
+		t.Fatalf("Should have errors")
+	}
+}
+
+func testConfig(
+	t *testing.T,
+	c map[string]interface{}) *terraform.ResourceConfig {
+	r, err := config.NewRawConfig(c)
+	if err != nil {
+		t.Fatalf("bad: %s", err)
+	}
+
+	return terraform.NewResourceConfig(r)
+}