driftctl/pkg/terraform/parallel_resource_reader_te...

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package terraform
import (
"context"
"errors"
"strings"
"testing"
"github.com/r3labs/diff/v2"
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"github.com/snyk/driftctl/pkg/parallel"
"github.com/stretchr/testify/assert"
"github.com/zclconf/go-cty/cty"
)
func TestParallelResourceReader_Wait(t *testing.T) {
assert := assert.New(t)
tests := []struct {
name string
execs []func() (cty.Value, error)
want []cty.Value
wantErr bool
}{
{
name: "Working // read resource",
execs: []func() (cty.Value, error){
func() (cty.Value, error) {
return cty.BoolVal(true), nil
},
func() (cty.Value, error) {
return cty.StringVal("test"), nil
},
},
want: []cty.Value{cty.BoolVal(true), cty.StringVal("test")},
wantErr: false,
},
{
name: "failing // read resource",
execs: []func() (cty.Value, error){
func() (cty.Value, error) {
return cty.BoolVal(true), nil
},
func() (cty.Value, error) {
return cty.NilVal, errors.New("error")
},
func() (cty.Value, error) {
return cty.StringVal("test"), nil
},
},
want: nil,
wantErr: true,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
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p := NewParallelResourceReader(parallel.NewParallelRunner(context.TODO(), 10))
for _, fun := range tt.execs {
p.Run(fun)
}
got, err := p.Wait()
assert.Equal(tt.wantErr, err != nil)
if tt.want != nil {
changelog, err := diff.Diff(got, tt.want)
if err != nil {
panic(err)
}
if len(changelog) > 0 {
for _, change := range changelog {
t.Errorf("%s got = %v, want %v", strings.Join(change.Path, "."), change.From, change.To)
}
}
}
})
}
}