feat: add provider interface and registry

2026-01-31 20:34:33 +01:00
parent 5a4d99538f
commit 933bb6fc32
8 changed files with 392 additions and 1 deletions
@@ -0,0 +1,139 @@
+package provider
+
+import (
+	"slices"
+	"testing"
+)
+
+func TestProviderInterface(t *testing.T) {
+	providers := []struct {
+		name              string
+		hasTranscription  bool
+		hasLLM            bool
+		defaultTransModel string
+		defaultLLMModel   string
+	}{
+		{"openai", true, true, "whisper-1", "gpt-4o-mini"},
+		{"groq", true, true, "whisper-large-v3-turbo", "llama-3.3-70b-versatile"},
+		{"mistral", true, false, "voxtral-mini-latest", ""},
+		{"elevenlabs", true, false, "scribe_v1", ""},
+	}
+
+	for _, tc := range providers {
+		t.Run(tc.name, func(t *testing.T) {
+			p := GetProvider(tc.name)
+			if p == nil {
+				t.Fatalf("GetProvider(%q) returned nil", tc.name)
+			}
+
+			if p.Name() != tc.name {
+				t.Errorf("Name() = %q, want %q", p.Name(), tc.name)
+			}
+
+			if p.SupportsTranscription() != tc.hasTranscription {
+				t.Errorf("SupportsTranscription() = %v, want %v", p.SupportsTranscription(), tc.hasTranscription)
+			}
+
+			if p.SupportsLLM() != tc.hasLLM {
+				t.Errorf("SupportsLLM() = %v, want %v", p.SupportsLLM(), tc.hasLLM)
+			}
+
+			if p.DefaultTranscriptionModel() != tc.defaultTransModel {
+				t.Errorf("DefaultTranscriptionModel() = %q, want %q", p.DefaultTranscriptionModel(), tc.defaultTransModel)
+			}
+
+			if p.DefaultLLMModel() != tc.defaultLLMModel {
+				t.Errorf("DefaultLLMModel() = %q, want %q", p.DefaultLLMModel(), tc.defaultLLMModel)
+			}
+
+			if !p.RequiresAPIKey() {
+				t.Error("RequiresAPIKey() should be true for all providers")
+			}
+
+			if tc.hasTranscription && len(p.TranscriptionModels()) == 0 {
+				t.Error("TranscriptionModels() should not be empty for transcription provider")
+			}
+
+			if tc.hasLLM && len(p.LLMModels()) == 0 {
+				t.Error("LLMModels() should not be empty for LLM provider")
+			}
+		})
+	}
+}
+
+func TestGetProviderNotFound(t *testing.T) {
+	p := GetProvider("nonexistent")
+	if p != nil {
+		t.Errorf("GetProvider(nonexistent) should return nil, got %v", p)
+	}
+}
+
+func TestListProviders(t *testing.T) {
+	providers := ListProviders()
+	expected := []string{"openai", "groq", "mistral", "elevenlabs"}
+
+	for _, name := range expected {
+		if !slices.Contains(providers, name) {
+			t.Errorf("ListProviders() missing %q", name)
+		}
+	}
+}
+
+func TestListProvidersWithTranscription(t *testing.T) {
+	providers := ListProvidersWithTranscription()
+	// All providers support transcription
+	expected := []string{"openai", "groq", "mistral", "elevenlabs"}
+
+	for _, name := range expected {
+		if !slices.Contains(providers, name) {
+			t.Errorf("ListProvidersWithTranscription() missing %q", name)
+		}
+	}
+}
+
+func TestListProvidersWithLLM(t *testing.T) {
+	providers := ListProvidersWithLLM()
+	expected := []string{"openai", "groq"}
+
+	for _, name := range expected {
+		if !slices.Contains(providers, name) {
+			t.Errorf("ListProvidersWithLLM() missing %q", name)
+		}
+	}
+
+	// Mistral and ElevenLabs should NOT be in the list
+	notExpected := []string{"mistral", "elevenlabs"}
+	for _, name := range notExpected {
+		if slices.Contains(providers, name) {
+			t.Errorf("ListProvidersWithLLM() should not include %q", name)
+		}
+	}
+}
+
+func TestValidateAPIKey(t *testing.T) {
+	tests := []struct {
+		provider string
+		key      string
+		valid    bool
+	}{
+		{"openai", "sk-abc123", true},
+		{"openai", "invalid", false},
+		{"openai", "", false},
+		{"groq", "gsk_abc123", true},
+		{"groq", "invalid", false},
+		{"groq", "", false},
+		{"mistral", "any-non-empty", true},
+		{"mistral", "", false},
+		{"elevenlabs", "any-non-empty", true},
+		{"elevenlabs", "", false},
+	}
+
+	for _, tc := range tests {
+		t.Run(tc.provider+"_"+tc.key, func(t *testing.T) {
+			p := GetProvider(tc.provider)
+			if p.ValidateAPIKey(tc.key) != tc.valid {
+				t.Errorf("ValidateAPIKey(%q) = %v, want %v", tc.key, !tc.valid, tc.valid)
+			}
+		})
+	}
+}