hcl/ext/typeexpr/type_string_test.go

101 lines
2.0 KiB
Go

package typeexpr
import (
"testing"
"github.com/zclconf/go-cty/cty"
)
func TestTypeString(t *testing.T) {
tests := []struct {
Type cty.Type
Want string
}{
{
cty.DynamicPseudoType,
"any",
},
{
cty.String,
"string",
},
{
cty.Number,
"number",
},
{
cty.Bool,
"bool",
},
{
cty.List(cty.Number),
"list(number)",
},
{
cty.Set(cty.Bool),
"set(bool)",
},
{
cty.Map(cty.String),
"map(string)",
},
{
cty.EmptyObject,
"object({})",
},
{
cty.Object(map[string]cty.Type{"foo": cty.Bool}),
"object({foo=bool})",
},
{
cty.Object(map[string]cty.Type{"foo": cty.Bool, "bar": cty.String}),
"object({bar=string,foo=bool})",
},
{
cty.EmptyTuple,
"tuple([])",
},
{
cty.Tuple([]cty.Type{cty.Bool}),
"tuple([bool])",
},
{
cty.Tuple([]cty.Type{cty.Bool, cty.String}),
"tuple([bool,string])",
},
{
cty.List(cty.DynamicPseudoType),
"list(any)",
},
{
cty.Tuple([]cty.Type{cty.DynamicPseudoType}),
"tuple([any])",
},
{
cty.Object(map[string]cty.Type{"foo": cty.DynamicPseudoType}),
"object({foo=any})",
},
{
// We don't expect to find attributes that aren't valid identifiers
// because we only promise to support types that this package
// would've created, but we allow this situation during rendering
// just because it's convenient for applications trying to produce
// error messages about mismatched types. Note that the quoted
// attribute name is not actually accepted by our Type and
// TypeConstraint functions, so this is one situation where the
// TypeString result cannot be re-parsed by those functions.
cty.Object(map[string]cty.Type{"foo bar baz": cty.String}),
`object({"foo bar baz"=string})`,
},
}
for _, test := range tests {
t.Run(test.Type.GoString(), func(t *testing.T) {
got := TypeString(test.Type)
if got != test.Want {
t.Errorf("wrong result\ntype: %#v\ngot: %s\nwant: %s", test.Type, got, test.Want)
}
})
}
}