driftctl/test/cty_test_diff.go

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package test
import (
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"fmt"
"strings"
"testing"
"github.com/cloudskiff/driftctl/test/goldenfile"
"github.com/cloudskiff/driftctl/pkg/remote/deserializer"
"github.com/cloudskiff/driftctl/pkg/resource"
"github.com/zclconf/go-cty/cty/json"
"github.com/cloudskiff/driftctl/pkg/terraform"
"github.com/aws/aws-sdk-go/aws/awsutil"
"github.com/r3labs/diff/v2"
"github.com/zclconf/go-cty/cty"
"github.com/zclconf/go-cty/cty/gocty"
)
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func doTestDiff(got []resource.Resource, dirName string, provider terraform.TerraformProvider, deserializers []deserializer.CTYDeserializer, shouldUpdate bool) (diff.Changelog, error) {
expectedResources := []resource.Resource{}
for _, deserializer := range deserializers {
ty := deserializer.HandledType().String()
resList := []resource.Resource{}
for _, res := range got {
if res.TerraformType() == ty {
resList = append(resList, res)
}
}
resGoldenName := "results.golden.json"
if len(deserializers) > 1 {
resGoldenName = fmt.Sprintf("results.%s.golden.json", ty)
}
ctyType := cty.List(provider.Schema()[ty].Block.ImpliedType())
if shouldUpdate {
ctVal, err := gocty.ToCtyValue(resList, ctyType)
if err != nil {
panic(err)
}
unm, err := json.Marshal(ctVal, ctyType)
if err != nil {
panic(err)
}
goldenfile.WriteFile(dirName, unm, resGoldenName)
}
file := goldenfile.ReadFile(dirName, resGoldenName)
decodedJson, err := json.Unmarshal(file, ctyType)
if err != nil {
panic(err)
}
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decodedResources, err := deserializer.Deserialize(decodedJson.AsValueSlice())
if err != nil {
panic(err)
}
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expectedResources = append(expectedResources, decodedResources...)
}
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return diff.Diff(got, expectedResources)
}
func CtyTestDiff(got []resource.Resource, dirName string, provider terraform.TerraformProvider, d deserializer.CTYDeserializer, shouldUpdate bool, t *testing.T) {
deserializers := []deserializer.CTYDeserializer{d}
CtyTestDiffMixed(got, dirName, provider, deserializers, shouldUpdate, t)
}
func CtyTestDiffMixed(got []resource.Resource, dirName string, provider terraform.TerraformProvider, deserializers []deserializer.CTYDeserializer, shouldUpdate bool, t *testing.T) {
changelog, err := doTestDiff(got, dirName, provider, deserializers, shouldUpdate)
if err != nil {
panic(err)
}
if len(changelog) > 0 {
for _, change := range changelog {
t.Errorf("%s got = %v, want %v", strings.Join(change.Path, "."), awsutil.Prettify(change.From), awsutil.Prettify(change.To))
}
}
}