chore: import upstream snapshot with attribution

test/python/fixtures/test_embeddings_only.py

@@ -0,0 +1,18 @@
+"""
+Test fixture for embeddings-only provider.
+This file intentionally does NOT have call_api - only call_embedding_api.
+This simulates the user's scenario from #6072.
+"""
+
+
+def call_embedding_api(prompt, options):
+    """Only embedding functionality - no call_api defined."""
+    # Simple embedding simulation
+    words = prompt.lower().split()
+    # Create a simple embedding based on word count and first letter
+    embedding = [
+        len(words) * 0.1,
+        ord(words[0][0]) * 0.01 if words else 0.0,
+        len(prompt) * 0.01,
+    ]
+    return {"embedding": embedding}

test/python/fixtures/test_nonexistent_function.py

@@ -0,0 +1,9 @@
+"""
+Test fixture for testing error when calling a non-existent function.
+This file intentionally has no call_nonexistent_api function.
+"""
+
+
+def call_api(prompt, options, context):
+    """Regular call_api function that exists."""
+    return {"output": "This function exists"}

test/python/fixtures/test_wrong_function_name.py

@@ -0,0 +1,19 @@
+"""
+Test fixture simulating user error: using 'get_' prefix instead of 'call_' prefix.
+This mimics the issue reported in #6072 where user had get_embedding_api instead of call_embedding_api.
+"""
+
+
+def call_api(prompt, options, context):
+    """Valid default function for initialization."""
+    return {"output": "test"}
+
+
+def get_embedding_api(prompt, options):
+    """User mistakenly named this 'get_embedding_api' instead of 'call_embedding_api'."""
+    return {"embedding": [0.1, 0.2, 0.3]}
+
+
+def some_helper_function():
+    """Just another function to show in the available functions list."""
+    return "helper"