add email test code

test/check_embedding_dimension.py

@@ -0,0 +1,24 @@
+from llama_index.core import VectorStoreIndex, Document
+from llama_index.core.embeddings import resolve_embed_model
+
+# Check the default embedding model
+embed_model = resolve_embed_model("default")
+print(f"Default embedding model: {embed_model}")
+
+# Create a simple test document
+doc = Document(text="This is a test document")
+
+# Get embedding dimension
+try:
+    # Test embedding
+    test_embedding = embed_model.get_text_embedding("test")
+    print(f"Embedding dimension: {len(test_embedding)}")
+    print(f"Embedding type: {type(test_embedding)}")
+except Exception as e:
+    print(f"Error getting embedding: {e}")
+
+# Alternative way to check dimension
+if hasattr(embed_model, 'embed_dim'):
+    print(f"Model embed_dim attribute: {embed_model.embed_dim}")
+elif hasattr(embed_model, 'dimension'):
+    print(f"Model dimension attribute: {embed_model.dimension}")