add arango package with aql generation

params_test.go

@@ -0,0 +1,35 @@
+package arango
+
+import "testing"
+
+func TestReadParams(t *testing.T) {
+	type TestCase struct {
+		Input  string
+		Output []string
+	}
+
+	testCases := []TestCase{
+		{
+			Input:  "FOR doc IN @@collection FILTER doc.title == @title RETURN doc",
+			Output: []string{"collection", "title"},
+		},
+	}
+
+	for _, testCase := range testCases {
+		t.Log("Input:", testCase.Input)
+		t.Log("Expected output:", testCase.Output)
+
+		params := ReadParams(testCase.Input)
+
+		if len(params) != len(testCase.Output) {
+			t.Errorf("Expected %d parameters", len(testCase.Output))
+			break
+		}
+
+		for i, name := range testCase.Output {
+			if params[i] != name {
+				t.Errorf("Expected parameter %d to be %q", i, name)
+			}
+		}
+	}
+}