shell: support Windows cmd /C; normalize date/time; allow all commands; add tests

tools/websearch/websearch_test.go

@@ -0,0 +1,57 @@
+package websearch
+
+import (
+	"testing"
+)
+
+func TestNewDefaultEngine(t *testing.T) {
+	tool := New(Config{}, 4000, nil)
+	if tool.Name() != "web_search" {
+		t.Fatalf("expected name web_search, got %s", tool.Name())
+	}
+	if tool.engine != "duckduckgo" {
+		t.Fatalf("expected default engine duckduckgo, got %s", tool.engine)
+	}
+}
+
+func TestNewBraveEngine(t *testing.T) {
+	tool := New(Config{Engine: "brave", APIKey: "test-key"}, 4000, nil)
+	if tool.engine != "brave" {
+		t.Fatalf("expected engine brave, got %s", tool.engine)
+	}
+	if tool.apiKey != "test-key" {
+		t.Fatalf("expected apiKey test-key, got %s", tool.apiKey)
+	}
+}
+
+func TestCallRejectsEmptyQuery(t *testing.T) {
+	tool := New(Config{}, 4000, nil)
+	_, err := tool.Call(nil, "   ")
+	if err == nil {
+		t.Fatal("expected error for empty query")
+	}
+}
+
+func TestFormatDuckDuckGoResultWithAnswer(t *testing.T) {
+	tool := New(Config{}, 4000, nil)
+	ddg := duckDuckGoResponse{
+		Answer:       "42",
+		AbstractText: "The answer to everything.",
+	}
+	result := tool.formatDuckDuckGoResult("meaning of life", ddg)
+	if result == "" {
+		t.Fatal("expected non-empty result")
+	}
+	if len(result) == 0 {
+		t.Fatal("result should contain content")
+	}
+}
+
+func TestFormatBraveResultEmpty(t *testing.T) {
+	tool := New(Config{Engine: "brave"}, 4000, nil)
+	resp := braveSearchResponse{}
+	result := tool.formatBraveResult("test", resp)
+	if result == "" {
+		t.Fatal("expected non-empty result")
+	}
+}