diff --git a/utils/modifycommand_test.go b/utils/modifycommand_test.go
index c8277f3..4cba676 100644
--- a/utils/modifycommand_test.go
+++ b/utils/modifycommand_test.go
@@ -158,21 +158,24 @@ func TestAssociateFilesWithCommands(t *testing.T) {
 
 	// The associations expected depends on the implementation
 	// Let's check the actual associations and verify they make sense
-	for file, cmds := range associations {
-		t.Logf("File %s is associated with %d commands", file, len(cmds))
-		for i, cmd := range cmds {
+	for file, assoc := range associations {
+		t.Logf("File %s is associated with %d commands and %d isolate commands", file, len(assoc.Commands), len(assoc.IsolateCommands))
+		for i, cmd := range assoc.Commands {
 			t.Logf("  Command %d: Pattern=%s, Files=%v", i, cmd.Regex, cmd.Files)
 		}
+		for i, cmd := range assoc.IsolateCommands {
+			t.Logf("  Isolate Command %d: Pattern=%s, Files=%v", i, cmd.Regex, cmd.Files)
+		}
 
 		// Specific validation based on our file types
 		switch file {
 		case "file1.xml":
-			if len(cmds) < 1 {
-				t.Errorf("Expected at least 1 command for file1.xml, got %d", len(cmds))
+			if len(assoc.Commands) < 1 {
+				t.Errorf("Expected at least 1 command for file1.xml, got %d", len(assoc.Commands))
 			}
 			// Verify at least one command with *.xml pattern
 			hasXmlGlob := false
-			for _, cmd := range cmds {
+			for _, cmd := range assoc.Commands {
 				for _, glob := range cmd.Files {
 					if glob == "*.xml" {
 						hasXmlGlob = true
@@ -187,12 +190,12 @@ func TestAssociateFilesWithCommands(t *testing.T) {
 				t.Errorf("Expected command with *.xml glob for file1.xml")
 			}
 		case "file2.txt":
-			if len(cmds) < 1 {
-				t.Errorf("Expected at least 1 command for file2.txt, got %d", len(cmds))
+			if len(assoc.Commands) < 1 {
+				t.Errorf("Expected at least 1 command for file2.txt, got %d", len(assoc.Commands))
 			}
 			// Verify at least one command with *.txt pattern
 			hasTxtGlob := false
-			for _, cmd := range cmds {
+			for _, cmd := range assoc.Commands {
 				for _, glob := range cmd.Files {
 					if glob == "*.txt" {
 						hasTxtGlob = true
@@ -207,12 +210,12 @@ func TestAssociateFilesWithCommands(t *testing.T) {
 				t.Errorf("Expected command with *.txt glob for file2.txt")
 			}
 		case "subdir/file3.xml":
-			if len(cmds) < 1 {
-				t.Errorf("Expected at least 1 command for subdir/file3.xml, got %d", len(cmds))
+			if len(assoc.Commands) < 1 {
+				t.Errorf("Expected at least 1 command for subdir/file3.xml, got %d", len(assoc.Commands))
 			}
 			// Should match both *.xml and subdir/* patterns
 			matches := 0
-			for _, cmd := range cmds {
+			for _, cmd := range assoc.Commands {
 				for _, glob := range cmd.Files {
 					if glob == "*.xml" || glob == "subdir/*" {
 						matches++
@@ -393,10 +396,10 @@ func TestLoadCommandsFromCookFileSuccess(t *testing.T) {
 	// Arrange
 	yamlData := []byte(`
 - name: command1
-  pattern: "*.txt"
+  regex: "*.txt"
   lua: replace
 - name: command2
-  pattern: "*.go"
+  regex: "*.go"
   lua: delete
 `)
 
@@ -420,11 +423,11 @@ func TestLoadCommandsFromCookFileWithComments(t *testing.T) {
 	yamlData := []byte(`
     # This is a comment
     - name: command1
-      pattern: "*.txt"
+      regex: "*.txt"
       lua: replace
     # Another comment
     - name: command2
-      pattern: "*.go"
+      regex: "*.go"
       lua: delete
     `)
 
@@ -445,7 +448,7 @@ func TestLoadCommandsFromCookFileWithComments(t *testing.T) {
 // Handle different YAML formatting styles (flow vs block)
 func TestLoadCommandsFromCookFileWithFlowStyle(t *testing.T) {
 	// Arrange
-	yamlData := []byte(`[ { name: command1, pattern: "*.txt", lua: replace }, { name: command2, pattern: "*.go", lua: delete } ]`)
+	yamlData := []byte(`[ { name: command1, regex: "*.txt", lua: replace }, { name: command2, regex: "*.go", lua: delete } ]`)
 
 	// Act
 	commands, err := LoadCommandsFromCookFile(yamlData)
@@ -496,13 +499,13 @@ func TestLoadCommandsFromCookFileWithMultipleEntries(t *testing.T) {
 	// Arrange
 	yamlData := []byte(`
 - name: command1
-  pattern: "*.txt"
+  regex: "*.txt"
   lua: replace
 - name: command2
-  pattern: "*.go"
+  regex: "*.go"
   lua: delete
 - name: command3
-  pattern: "*.md"
+  regex: "*.md"
   lua: append
 `)