add embeddings tests (#237)

Author: sashabaranov

embeddings_test.go

@@ -2,10 +2,14 @@ package openai_test
 
 import (
 	. "github.com/sashabaranov/go-openai"
+	"github.com/sashabaranov/go-openai/internal/test"
 	"github.com/sashabaranov/go-openai/internal/test/checks"
 
 	"bytes"
+	"context"
 	"encoding/json"
+	"fmt"
+	"net/http"
 	"testing"
 )
 
@@ -45,3 +49,43 @@ func TestEmbedding(t *testing.T) {
 		}
 	}
 }
+
+func TestEmbeddingModel(t *testing.T) {
+	var em EmbeddingModel
+	err := em.UnmarshalText([]byte("text-similarity-ada-001"))
+	checks.NoError(t, err, "Could not marshal embedding model")
+
+	if em != AdaSimilarity {
+		t.Errorf("Model is not equal to AdaSimilarity")
+	}
+
+	err = em.UnmarshalText([]byte("some-non-existent-model"))
+	checks.NoError(t, err, "Could not marshal embedding model")
+	if em != Unknown {
+		t.Errorf("Model is not equal to Unknown")
+	}
+}
+
+func TestEmbeddingEndpoint(t *testing.T) {
+	server := test.NewTestServer()
+	server.RegisterHandler(
+		"/v1/embeddings",
+		func(w http.ResponseWriter, r *http.Request) {
+			resBytes, _ := json.Marshal(EmbeddingResponse{})
+			fmt.Fprintln(w, string(resBytes))
+		},
+	)
+	// create the test server
+	var err error
+	ts := server.OpenAITestServer()
+	ts.Start()
+	defer ts.Close()
+
+	config := DefaultConfig(test.GetTestToken())
+	config.BaseURL = ts.URL + "/v1"
+	client := NewClientWithConfig(config)
+	ctx := context.Background()
+
+	_, err = client.CreateEmbeddings(ctx, EmbeddingRequest{})
+	checks.NoError(t, err, "CreateEmbeddings error")
+}