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internal/multiagent/eino_checkpoint_runtime_test.go

@@ -0,0 +1,48 @@
+package multiagent
+
+import (
+	"os"
+	"strings"
+	"testing"
+
+	"go.uber.org/zap"
+	"go.uber.org/zap/zaptest/observer"
+)
+
+func TestNewEinoCheckpointRuntimeDisabledWithoutDir(t *testing.T) {
+	if got := newEinoCheckpointRuntime(" ", "conv-1", "deep", nil); got != nil {
+		t.Fatalf("runtime = %#v, want nil", got)
+	}
+}
+
+func TestNewEinoCheckpointRuntimeCreatesStore(t *testing.T) {
+	core, logs := observer.New(zap.InfoLevel)
+	runtime := newEinoCheckpointRuntime(t.TempDir(), "conv/1", "deep", zap.New(core))
+	if runtime == nil || runtime.Store == nil {
+		t.Fatal("expected checkpoint runtime with store")
+	}
+	if runtime.CheckPointID != buildEinoCheckpointID("deep") {
+		t.Fatalf("checkpoint id = %q", runtime.CheckPointID)
+	}
+	if !strings.Contains(runtime.Store.dir, sanitizeEinoPathSegment("conv/1")) {
+		t.Fatalf("store dir = %q, want sanitized conversation segment", runtime.Store.dir)
+	}
+	if logs.FilterMessage("eino runner: checkpoint store enabled").Len() != 1 {
+		t.Fatalf("expected enabled log, got %d", logs.Len())
+	}
+}
+
+func TestNewEinoCheckpointRuntimeLogsCreateFailure(t *testing.T) {
+	filePath := t.TempDir() + "/not-a-dir"
+	if err := os.WriteFile(filePath, []byte("x"), 0o600); err != nil {
+		t.Fatal(err)
+	}
+	core, logs := observer.New(zap.WarnLevel)
+	runtime := newEinoCheckpointRuntime(filePath, "conv-1", "deep", zap.New(core))
+	if runtime != nil {
+		t.Fatalf("runtime = %#v, want nil", runtime)
+	}
+	if logs.FilterMessage("eino checkpoint store disabled").Len() != 1 {
+		t.Fatalf("expected disabled log, got %d", logs.Len())
+	}
+}