terraform/internal/command/jsonconfig/expression_test.go

148 lines
3.0 KiB
Go

package jsonconfig
import (
"encoding/json"
"reflect"
"testing"
"github.com/zclconf/go-cty/cty"
"github.com/hashicorp/hcl/v2"
"github.com/hashicorp/hcl/v2/hclsyntax"
"github.com/hashicorp/hcl/v2/hcltest"
"github.com/hashicorp/terraform/internal/configs/configschema"
)
func TestMarshalExpressions(t *testing.T) {
tests := []struct {
Input hcl.Body
Want expressions
}{
{
&hclsyntax.Body{
Attributes: hclsyntax.Attributes{
"foo": &hclsyntax.Attribute{
Expr: &hclsyntax.LiteralValueExpr{
Val: cty.StringVal("bar"),
},
},
},
},
expressions{
"foo": expression{
ConstantValue: json.RawMessage([]byte(`"bar"`)),
References: []string(nil),
},
},
},
{
hcltest.MockBody(&hcl.BodyContent{
Attributes: hcl.Attributes{
"foo": {
Name: "foo",
Expr: hcltest.MockExprTraversalSrc(`var.list[1]`),
},
},
}),
expressions{
"foo": expression{
References: []string{"var.list[1]", "var.list"},
},
},
},
{
hcltest.MockBody(&hcl.BodyContent{
Attributes: hcl.Attributes{
"foo": {
Name: "foo",
Expr: hcltest.MockExprTraversalSrc(`data.template_file.foo[1].vars["baz"]`),
},
},
}),
expressions{
"foo": expression{
References: []string{"data.template_file.foo[1].vars[\"baz\"]", "data.template_file.foo[1].vars", "data.template_file.foo[1]", "data.template_file.foo"},
},
},
},
{
hcltest.MockBody(&hcl.BodyContent{
Attributes: hcl.Attributes{
"foo": {
Name: "foo",
Expr: hcltest.MockExprTraversalSrc(`module.foo.bar`),
},
},
}),
expressions{
"foo": expression{
References: []string{"module.foo.bar", "module.foo"},
},
},
},
{
hcltest.MockBody(&hcl.BodyContent{
Blocks: hcl.Blocks{
{
Type: "block_to_attr",
Body: hcltest.MockBody(&hcl.BodyContent{
Attributes: hcl.Attributes{
"foo": {
Name: "foo",
Expr: hcltest.MockExprTraversalSrc(`module.foo.bar`),
},
},
}),
},
},
}),
expressions{
"block_to_attr": expression{
References: []string{"module.foo.bar", "module.foo"},
},
},
},
}
for _, test := range tests {
schema := &configschema.Block{
Attributes: map[string]*configschema.Attribute{
"foo": {
Type: cty.String,
Optional: true,
},
"block_to_attr": {
Type: cty.List(cty.Object(map[string]cty.Type{
"foo": cty.String,
})),
},
},
}
got := marshalExpressions(test.Input, schema)
if !reflect.DeepEqual(got, test.Want) {
t.Errorf("wrong result:\nGot: %#v\nWant: %#v\n", got, test.Want)
}
}
}
func TestMarshalExpression(t *testing.T) {
tests := []struct {
Input hcl.Expression
Want expression
}{
{
nil,
expression{},
},
}
for _, test := range tests {
got := marshalExpression(test.Input)
if !reflect.DeepEqual(got, test.Want) {
t.Fatalf("wrong result:\nGot: %#v\nWant: %#v\n", got, test.Want)
}
}
}