diff --git a/apps/node/internal/adapters/cli/cli_internal_test.go b/apps/node/internal/adapters/cli/cli_internal_test.go
index ad75bce..2163842 100644
--- a/apps/node/internal/adapters/cli/cli_internal_test.go
+++ b/apps/node/internal/adapters/cli/cli_internal_test.go
@@ -3,89 +3,12 @@ package cli
 import (
 	"context"
 	"errors"
-	"io"
 	"strings"
 	"testing"
 
 	"iop/apps/node/internal/runtime"
-	"iop/packages/config"
 )
 
-// --- cancel reason tests ---
-
-func TestCancelEventForContext_DeadlineMapsToTimeout(t *testing.T) {
-	ctx, cancel := context.WithTimeout(context.Background(), 0)
-	defer cancel()
-	<-ctx.Done()
-	got := cancelEventForContext(ctx.Err())
-	if got != "timeout" {
-		t.Fatalf("expected 'timeout', got %q", got)
-	}
-}
-
-func TestCancelEventForContext_CanceledMapsToUserCancel(t *testing.T) {
-	ctx, cancel := context.WithCancel(context.Background())
-	cancel()
-	<-ctx.Done()
-	got := cancelEventForContext(ctx.Err())
-	if got != "user-cancel" {
-		t.Fatalf("expected 'user-cancel', got %q", got)
-	}
-}
-
-func TestCancelEventForContext_NilError(t *testing.T) {
-	got := cancelEventForContext(nil)
-	if got != "context-done" {
-		t.Fatalf("expected 'context-done', got %q", got)
-	}
-}
-
-func TestCancelEventForContext_SiblingError(t *testing.T) {
-	type customErr struct{ error }
-	got := cancelEventForContext(customErr{io.EOF})
-	if got != "context-done" {
-		t.Fatalf("expected 'context-done', got %q", got)
-	}
-}
-
-// --- codex exec args tests ---
-
-func TestCodexExecArgs_NoSessionUsesProfileArgs(t *testing.T) {
-	profile := config.CLIProfileConf{
-		Command: "codex",
-		Args:    []string{"exec", "--json"},
-	}
-
-	args := codexExecArgs(profile, "", "hello prompt")
-	expected := []string{"exec", "--json", "hello prompt"}
-	if len(args) != len(expected) {
-		t.Fatalf("expected %d args, got %d: %v", len(expected), len(args), args)
-	}
-	for i, v := range expected {
-		if args[i] != v {
-			t.Errorf("args[%d]: expected %q, got %q", i, v, args[i])
-		}
-	}
-}
-
-func TestCodexExecArgs_WithSessionUsesResumeArgs(t *testing.T) {
-	profile := config.CLIProfileConf{
-		Args:       []string{"exec", "--json"},
-		ResumeArgs: []string{"exec", "resume", "--color", "never"},
-	}
-
-	args := codexExecArgs(profile, "session-abc", "hello prompt")
-	expected := []string{"exec", "resume", "--color", "never", "session-abc", "hello prompt"}
-	if len(args) != len(expected) {
-		t.Fatalf("expected %d args, got %d: %v", len(expected), len(args), args)
-	}
-	for i, v := range expected {
-		if args[i] != v {
-			t.Errorf("args[%d]: expected %q, got %q", i, v, args[i])
-		}
-	}
-}
-
 // --- driveJSONLines tests ---
 
 type testSink struct {
@@ -270,7 +193,7 @@ func TestDriveJSONLines_OutputTokensCountedForDeltaOnly(t *testing.T) {
 	}
 }
 
-// --- emitter unit tests (edge cases not covered by blackbox tests) ---
+// --- emitter edge case tests (not covered by blackbox tests) ---
 
 func TestStreamJSONEmitter_SkipsNonAssistantRoles(t *testing.T) {
 	e := streamJSONEmitter{}