95 lines
1.7 KiB
Go
95 lines
1.7 KiB
Go
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package convert
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import (
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"fmt"
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"reflect"
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"testing"
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"github.com/zclconf/go-cty/cty"
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)
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func TestUnify(t *testing.T) {
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tests := []struct {
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Input []cty.Type
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WantType cty.Type
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WantConversions []bool
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}{
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{
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[]cty.Type{},
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cty.NilType,
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nil,
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},
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{
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[]cty.Type{cty.String},
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cty.String,
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[]bool{false},
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},
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{
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[]cty.Type{cty.Number},
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cty.Number,
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[]bool{false},
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},
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{
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[]cty.Type{cty.Number, cty.Number},
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cty.Number,
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[]bool{false, false},
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},
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{
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[]cty.Type{cty.Number, cty.String},
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cty.String,
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[]bool{true, false},
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},
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{
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[]cty.Type{cty.String, cty.Number},
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cty.String,
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[]bool{false, true},
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},
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{
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[]cty.Type{cty.Bool, cty.String, cty.Number},
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cty.String,
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[]bool{true, false, true},
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},
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{
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[]cty.Type{cty.Bool, cty.Number},
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cty.NilType,
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nil,
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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", test.Input), func(t *testing.T) {
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gotType, gotConvs := Unify(test.Input)
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if gotType != test.WantType {
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t.Errorf("wrong result type\ngot: %#v\nwant: %#v", gotType, test.WantType)
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}
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gotConvsNil := gotConvs == nil
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wantConvsNil := test.WantConversions == nil
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if gotConvsNil && wantConvsNil {
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// Success!
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return
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}
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if gotConvsNil != wantConvsNil {
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if gotConvsNil {
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t.Fatalf("got nil conversions; want %#v", test.WantConversions)
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} else {
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t.Fatalf("got conversions; want nil")
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}
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}
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gotConvsBool := make([]bool, len(gotConvs))
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for i, f := range gotConvs {
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gotConvsBool[i] = f != nil
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}
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if !reflect.DeepEqual(gotConvsBool, test.WantConversions) {
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t.Fatalf(
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"wrong conversions\ngot: %#v\nwant: %#v",
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gotConvsBool, test.WantConversions,
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)
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}
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})
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}
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}
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