terraform/terraform/transform_diff_test.go

56 lines
1.1 KiB
Go

package terraform
import (
"strings"
"testing"
)
func TestDiffTransformer_nilDiff(t *testing.T) {
g := Graph{Path: RootModulePath}
tf := &DiffTransformer{}
if err := tf.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
if len(g.Vertices()) > 0 {
t.Fatal("graph should be empty")
}
}
func TestDiffTransformer(t *testing.T) {
g := Graph{Path: RootModulePath}
tf := &DiffTransformer{
Module: testModule(t, "transform-diff-basic"),
Diff: &Diff{
Modules: []*ModuleDiff{
&ModuleDiff{
Path: []string{"root"},
Resources: map[string]*InstanceDiff{
"aws_instance.foo": &InstanceDiff{
Attributes: map[string]*ResourceAttrDiff{
"name": &ResourceAttrDiff{
Old: "",
New: "foo",
},
},
},
},
},
},
},
}
if err := tf.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
actual := strings.TrimSpace(g.String())
expected := strings.TrimSpace(testTransformDiffBasicStr)
if actual != expected {
t.Fatalf("bad:\n\n%s", actual)
}
}
const testTransformDiffBasicStr = `
aws_instance.foo
`