141 lines
2.9 KiB
Go
141 lines
2.9 KiB
Go
package hcl
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import (
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"fmt"
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"testing"
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"github.com/zclconf/go-cty/cty"
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)
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func TestApplyPath(t *testing.T) {
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tests := []struct {
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Start cty.Value
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Path cty.Path
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Want cty.Value
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WantErr string
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}{
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{
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cty.StringVal("hello"),
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nil,
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cty.StringVal("hello"),
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``,
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},
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{
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cty.StringVal("hello"),
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(cty.Path)(nil).Index(cty.StringVal("boop")),
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cty.NilVal,
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`Invalid index`,
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},
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{
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cty.StringVal("hello"),
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(cty.Path)(nil).Index(cty.NumberIntVal(0)),
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cty.NilVal,
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`Invalid index`,
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},
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{
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cty.ListVal([]cty.Value{
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cty.StringVal("hello"),
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}),
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(cty.Path)(nil).Index(cty.NumberIntVal(0)),
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cty.StringVal("hello"),
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``,
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},
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{
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cty.TupleVal([]cty.Value{
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cty.StringVal("hello"),
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}),
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(cty.Path)(nil).Index(cty.NumberIntVal(0)),
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cty.StringVal("hello"),
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``,
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},
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{
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cty.ListValEmpty(cty.String),
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(cty.Path)(nil).Index(cty.NumberIntVal(0)),
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cty.NilVal,
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`Invalid index`,
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},
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{
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cty.ListVal([]cty.Value{
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cty.StringVal("hello"),
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}),
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(cty.Path)(nil).Index(cty.NumberIntVal(1)),
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cty.NilVal,
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`Invalid index`,
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},
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{
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cty.ListVal([]cty.Value{
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cty.StringVal("hello"),
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}),
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(cty.Path)(nil).Index(cty.NumberFloatVal(0.5)),
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cty.NilVal,
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`Invalid index`,
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},
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{
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cty.ListVal([]cty.Value{
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cty.StringVal("hello"),
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}),
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(cty.Path)(nil).Index(cty.NumberIntVal(0)).GetAttr("foo"),
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cty.NilVal,
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`Unsupported attribute`,
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},
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{
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cty.ListVal([]cty.Value{
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cty.EmptyObjectVal,
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}),
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(cty.Path)(nil).Index(cty.NumberIntVal(0)).GetAttr("foo"),
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cty.NilVal,
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`Unsupported attribute`,
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},
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{
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cty.NullVal(cty.List(cty.String)),
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(cty.Path)(nil).Index(cty.NumberIntVal(0)),
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cty.NilVal,
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`Attempt to index null value`,
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},
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{
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cty.NullVal(cty.Map(cty.String)),
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(cty.Path)(nil).Index(cty.NumberIntVal(0)),
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cty.NilVal,
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`Attempt to index null value`,
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},
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{
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cty.NullVal(cty.EmptyObject),
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(cty.Path)(nil).GetAttr("foo"),
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cty.NilVal,
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`Attempt to get attribute from null value`,
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},
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}
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for _, test := range tests {
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t.Run(fmt.Sprintf("%#v %#v", test.Start, test.Path), func(t *testing.T) {
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got, diags := ApplyPath(test.Start, test.Path, nil)
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t.Logf("testing ApplyPath\nstart: %#v\npath: %#v", test.Start, test.Path)
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for _, diag := range diags {
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t.Logf(diag.Error())
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}
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if test.WantErr != "" {
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if !diags.HasErrors() {
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t.Fatalf("succeeded, but want error\nwant error: %s", test.WantErr)
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}
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if len(diags) != 1 {
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t.Fatalf("wrong number of diagnostics %d; want 1", len(diags))
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}
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if gotErrStr := diags[0].Summary; gotErrStr != test.WantErr {
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t.Fatalf("wrong error\ngot error: %s\nwant error: %s", gotErrStr, test.WantErr)
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}
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return
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}
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if diags.HasErrors() {
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t.Fatalf("failed, but want success\ngot diagnostics:\n%s", diags.Error())
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}
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if !test.Want.RawEquals(got) {
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t.Fatalf("wrong result\ngot: %#v\nwant: %#v", got, test.Want)
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}
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})
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}
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}
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