diff --git a/cmd/parser/modules/compatibility.go b/cmd/parser/modules/compatibility.go
index 3fe3bc0..e404a3b 100644
--- a/cmd/parser/modules/compatibility.go
+++ b/cmd/parser/modules/compatibility.go
@@ -161,6 +161,8 @@ func formTestResult(group s3.Group, testsMap map[string]bool) TestResult {
 		color = templates.BlueColor
 	} else if strings.Contains(group.Comment, "Not applicable") {
 		color = templates.BlackColor
+	} else if ln == 0 && !group.Skip {
+		color = templates.GreenColor
 	}
 
 	if color == "" {
diff --git a/go.mod b/go.mod
index 7f810d0..9f07aab 100644
--- a/go.mod
+++ b/go.mod
@@ -5,15 +5,18 @@ go 1.20
 require (
 	github.com/spf13/cobra v1.7.0
 	github.com/spf13/viper v1.16.0
+	github.com/stretchr/testify v1.8.3
 )
 
 require (
+	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/fsnotify/fsnotify v1.6.0 // indirect
 	github.com/hashicorp/hcl v1.0.0 // indirect
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
 	github.com/magiconair/properties v1.8.7 // indirect
 	github.com/mitchellh/mapstructure v1.5.0 // indirect
 	github.com/pelletier/go-toml/v2 v2.0.8 // indirect
+	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/spf13/afero v1.9.5 // indirect
 	github.com/spf13/cast v1.5.1 // indirect
 	github.com/spf13/jwalterweatherman v1.1.0 // indirect
diff --git a/internal/s3/resources/tests-struct.json b/internal/s3/resources/tests-struct.json
index 660cd0b..db1eec2 100644
--- a/internal/s3/resources/tests-struct.json
+++ b/internal/s3/resources/tests-struct.json
@@ -129,7 +129,7 @@
       "tag": "API",
       "tests": [],
       "skip": true,
-      "comment": "Not supported yet, but will be in future"
+      "comment": "Not supported"
     },
     {
       "name": "DeleteBucketCors",
@@ -149,21 +149,21 @@
         "test_delete_bucket_encryption_kms"
       ],
       "skip": true,
-      "comment": "Not supported yet, but will be in future"
+      "comment": "Not supported"
     },
     {
       "name": "DeleteBucketIntelligentTieringConfiguration",
       "tag": "API",
       "tests": [],
       "skip": true,
-      "comment": "Not supported yet, but will be in future"
+      "comment": "Not supported"
     },
     {
       "name": "DeleteBucketInventoryConfiguration",
       "tag": "API",
       "tests": [],
       "skip": true,
-      "comment": "Not supported yet, but will be in future"
+      "comment": "Not supported"
     },
     {
       "name": "DeleteBucketLifecycle",
@@ -180,14 +180,14 @@
       "tag": "API",
       "tests": [],
       "skip": true,
-      "comment": "Not supported yet, but will be in future"
+      "comment": "Not supported"
     },
     {
       "name": "DeleteBucketOwnershipControls",
       "tag": "API",
       "tests": [],
       "skip": true,
-      "comment": "Not supported yet, but will be in future"
+      "comment": "Not supported"
     },
     {
       "name": "DeleteBucketPolicy",
@@ -204,7 +204,7 @@
       "tag": "API",
       "tests": [],
       "skip": true,
-      "comment": "Not supported yet, but will be in future"
+      "comment": "Not supported"
     },
     {
       "name": "DeleteBucketTagging",
@@ -221,7 +221,7 @@
       "tag": "API",
       "tests": [],
       "skip": true,
-      "comment": "Not supported yet, but will be in future"
+      "comment": "Not supported"
     },
     {
       "name": "DeleteObject",
@@ -269,7 +269,7 @@
       "tag": "API",
       "tests": [],
       "skip": true,
-      "comment": "Not supported yet, but will be in future"
+      "comment": "Not supported"
     },
     {
       "name": "GetBucketAccelerateConfiguration",
@@ -293,7 +293,7 @@
       "tag": "API",
       "tests": [],
       "skip": true,
-      "comment": "Not supported yet, but will be in future"
+      "comment": "Not supported"
     },
     {
       "name": "GetBucketCors",
@@ -313,21 +313,21 @@
         "test_get_bucket_encryption_kms"
       ],
       "skip": true,
-      "comment": "Not supported yet, but will be in future"
+      "comment": "Not supported"
     },
     {
       "name": "GetBucketIntelligentTieringConfiguration",
       "tag": "API",
       "tests": [],
       "skip": true,
-      "comment": "Not supported yet, but will be in future"
+      "comment": "Not supported"
     },
     {
       "name": "GetBucketInventoryConfiguration",
       "tag": "API",
       "tests": [],
       "skip": true,
-      "comment": "Not supported yet, but will be in future"
+      "comment": "Not supported"
     },
     {
       "name": "GetBucketLifecycle",
@@ -363,35 +363,35 @@
         "test_logging_toggle"
       ],
       "skip": true,
-      "comment": "Not supported yet, but will be in future"
+      "comment": "Not supported"
     },
     {
       "name": "GetBucketMetricsConfiguration",
       "tag": "API",
       "tests": [],
       "skip": true,
-      "comment": "Not supported yet, but will be in future"
+      "comment": "Not supported"
     },
     {
       "name": "GetBucketNotification",
       "tag": "API",
       "tests": [],
       "skip": true,
-      "comment": "Not supported yet, but will be in future"
+      "comment": "Not supported"
     },
     {
       "name": "GetBucketNotificationConfiguration",
       "tag": "API",
       "tests": [],
       "skip": true,
-      "comment": "Not supported yet, but will be in future"
+      "comment": "Not supported"
     },
     {
       "name": "GetBucketOwnershipControls",
       "tag": "API",
       "tests": [],
       "skip": true,
-      "comment": "Not supported yet, but will be in future"
+      "comment": "Not supported"
     },
     {
       "name": "GetBucketPolicy",
@@ -408,14 +408,14 @@
       "tag": "API",
       "tests": [],
       "skip": false,
-      "comment": "Party supported"
+      "comment": "Party supported, but there are not compatibility tests"
     },
     {
       "name": "GetBucketReplication",
       "tag": "API",
       "tests": [],
       "skip": true,
-      "comment": "Not supported yet, but will be in future"
+      "comment": "Not supported"
     },
     {
       "name": "GetBucketRequestPayment",
@@ -449,7 +449,7 @@
       "tag": "API",
       "tests": [],
       "skip": true,
-      "comment": "Not supported yet, but will be in future"
+      "comment": "Not supported"
     },
     {
       "name": "GetObject",
@@ -494,7 +494,7 @@
       "tag": "API",
       "tests": [],
       "skip": false,
-      "comment": ""
+      "comment": "Supported, but there are not compatibility tests"
     },
     {
       "name": "GetObjectLegalHold",
@@ -552,7 +552,7 @@
         "test_get_default_public_block"
       ],
       "skip": true,
-      "comment": "Not supported yet, but will be in future"
+      "comment": "Not supported"
     },
     {
       "name": "HeadBucket",
@@ -581,28 +581,28 @@
       "tag": "API",
       "tests": [],
       "skip": true,
-      "comment": "Not supported yet, but will be in future"
+      "comment": "Not supported"
     },
     {
       "name": "ListBucketIntelligentTieringConfigurations",
       "tag": "API",
       "tests": [],
       "skip": true,
-      "comment": "Not supported yet, but will be in future"
+      "comment": "Not supported"
     },
     {
       "name": "ListBucketInventoryConfigurations",
       "tag": "API",
       "tests": [],
       "skip": true,
-      "comment": "Not supported yet, but will be in future"
+      "comment": "Not supported"
     },
     {
       "name": "ListBucketMetricsConfigurations",
       "tag": "API",
       "tests": [],
       "skip": true,
-      "comment": "Not supported yet, but will be in future"
+      "comment": "Not supported"
     },
     {
       "name": "ListBuckets",
@@ -739,7 +739,7 @@
       "tag": "API",
       "tests": [],
       "skip": false,
-      "comment": ""
+      "comment": "Supported, but there are not compatibility tests"
     },
     {
       "name": "PutBucketAccelerateConfiguration",
@@ -752,7 +752,7 @@
       "name": "PutBucketAcl",
       "tag": "API",
       "tests": [],
-      "include":[
+      "include": [
         "BucketACL"
       ],
       "skip": false,
@@ -763,7 +763,7 @@
       "tag": "API",
       "tests": [],
       "skip": true,
-      "comment": "Not supported yet, but will be in future"
+      "comment": "Not supported"
     },
     {
       "name": "PutBucketCors",
@@ -795,21 +795,21 @@
         "test_sse_kms_default_upload_8mb"
       ],
       "skip": true,
-      "comment": "Not supported yet, but will be in future"
+      "comment": "Not supported"
     },
     {
       "name": "PutBucketIntelligentTieringConfiguration",
       "tag": "API",
       "tests": [],
       "skip": true,
-      "comment": "Not supported yet, but will be in future"
+      "comment": "Not supported"
     },
     {
       "name": "PutBucketInventoryConfiguration",
       "tag": "API",
       "tests": [],
       "skip": true,
-      "comment": "Not supported yet, but will be in future"
+      "comment": "Not supported"
     },
     {
       "name": "PutBucketLifecycle",
@@ -836,35 +836,35 @@
         "test_logging_toggle"
       ],
       "skip": true,
-      "comment": "Not supported yet, but will be in future"
+      "comment": "Not supported"
     },
     {
       "name": "PutBucketMetricsConfiguration",
       "tag": "API",
       "tests": [],
       "skip": true,
-      "comment": "Not supported yet, but will be in future"
+      "comment": "Not supported"
     },
     {
       "name": "PutBucketNotification",
       "tag": "API",
       "tests": [],
       "skip": true,
-      "comment": "Not supported yet, but will be in future"
+      "comment": "Not supported"
     },
     {
       "name": "PutBucketNotificationConfiguration",
       "tag": "API",
       "tests": [],
       "skip": true,
-      "comment": "Not supported yet, but will be in future"
+      "comment": "Not supported"
     },
     {
       "name": "PutBucketOwnershipControls",
       "tag": "API",
       "tests": [],
       "skip": true,
-      "comment": "Not supported yet, but will be in future"
+      "comment": "Not supported"
     },
     {
       "name": "PutBucketPolicy",
@@ -881,7 +881,7 @@
       "tag": "API",
       "tests": [],
       "skip": true,
-      "comment": "Not supported yet, but will be in future"
+      "comment": "Not supported"
     },
     {
       "name": "PutBucketRequestPayment",
@@ -915,7 +915,7 @@
       "tag": "API",
       "tests": [],
       "skip": true,
-      "comment": "Not supported yet, but will be in future"
+      "comment": "Not supported"
     },
     {
       "name": "PutObject",
@@ -1005,14 +1005,14 @@
         "test_ignore_public_acls"
       ],
       "skip": true,
-      "comment": "Not supported yet, but will be in future"
+      "comment": "Not supported"
     },
     {
       "name": "RestoreObject",
       "tag": "API",
       "tests": [],
       "skip": true,
-      "comment": "Not supported yet, but will be in future"
+      "comment": "Not supported"
     },
     {
       "name": "SelectObjectContent",
@@ -1054,7 +1054,7 @@
         "test_output_serial_expressions"
       ],
       "skip": true,
-      "comment": "Not supported yet, but will be in future"
+      "comment": "Not supported"
     },
     {
       "name": "UploadPart",
@@ -1100,7 +1100,7 @@
       "tag": "API",
       "tests": [],
       "skip": true,
-      "comment": "Not supported yet, but will be in future"
+      "comment": "Not supported"
     },
     {
       "name": "BucketPolicy",
@@ -1195,7 +1195,7 @@
     },
     {
       "name": "BucketACL",
-      "tags": "Features",
+      "tag": "Features",
       "tests": [
         "test_bucket_put_bad_canned_acl",
         "test_bucket_list_objects_anonymous",
@@ -1210,7 +1210,7 @@
     },
     {
       "name": "BucketVersioning",
-      "tags": "Features",
+      "tag": "Features",
       "tests": [
         "test_object_lock_put_obj_lock",
         "test_multipart_copy_versioned",
@@ -1240,7 +1240,7 @@
     },
     {
       "name": "MultipartUpload",
-      "tags": "Features",
+      "tag": "Features",
       "tests": [
         "test_multipart_upload"
       ],
@@ -1249,13 +1249,14 @@
         "CompleteMultipartUpload",
         "ListMultipartUploads",
         "UploadPart",
-        "UploadPartCopy"
+        "UploadPartCopy",
+        "ListParts"
       ],
       "skip": false,
       "comment": ""
     },
     {
-      "name": "encryption",
+      "name": "Encryption",
       "tag": "Features",
       "tests": [
         "test_encrypted_transfer_1b",
diff --git a/internal/s3/structure_test.go b/internal/s3/structure_test.go
new file mode 100644
index 0000000..e7a8fe4
--- /dev/null
+++ b/internal/s3/structure_test.go
@@ -0,0 +1,17 @@
+package s3
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/require"
+)
+
+func TestStructParsing(t *testing.T) {
+	structure, err := ParseTestsStruct()
+	require.NoError(t, err)
+
+	for _, group := range structure.Groups {
+		require.NotEmptyf(t, group.Tag, "group tag must not be empty: %v", group)
+		require.NotEmptyf(t, group.Name, "group name must not be empty: %v", group)
+	}
+}