- Add comprehensive BDD feature file with 30+ test scenarios
- Implement step definitions for context list and add commands
- Support --tag and --policy flags for context management
- Support --format flag for JSON/table output
- Display tier, size, and last-accessed metadata
- Include help documentation for both commands
- Define integration tests for list and add workflows

Closes #9585

@@ -0,0 +1,701 @@
+"""Step definitions for ACMS context list and add CLI commands.

@@ -228,3 +243,4 @@
     Context files are the source files that the AI will read and understand
     when creating or modifying code.
     """
+    import json as _json

@@ -0,0 +693,4 @@
+@then("the JSON output should contain entries with:")
+def step_json_entries_with_values(context: Context) -> None:
+    """Verify JSON entries contain specific values."""
+    import json as _json

@@ -167,4 +156,3 @@
-        context.result = result
 
 
 @when('I run plan tell with instruction "{instruction}"')

@@ -0,0 +1,716 @@
+"""Step definitions for ACMS context list and add CLI commands.

@@ -0,0 +700,4 @@
+@then("the JSON output should contain entries with:")
+def step_json_entries_with_values(context: Context) -> None:
+    """Verify JSON entries contain specific values."""
+    import json as _json

@@ -0,0 +4,4 @@
+  I want the ACP → A2A module rename to be fully validated via BDD tests
+  So that no legacy ACP references remain and all exports follow ADR-047 naming
+
+  Background:

@@ -0,0 +78,4 @@
+
+
+# ── When steps ─────────────────────────────────────────────────────────────
+

@@ -0,0 +706,4 @@
+        raw = getattr(context, "last_command_output", "")
+        try:
+            context.json_output = _json.loads(raw)
+        except (_json.JSONDecodeError, ValueError) as e: