|  | @@ -104,6 +104,9 @@ static void QpsDriver() {
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				|  |  |    }
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				|  |  |    GPR_ASSERT(scenarios.ParseFromString(binary));
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				|  |  |  
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				|  |  | +  // Make sure that there is at least some valid scenario here
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				|  |  | +  GPR_ASSERT(scenarios.scenarios_size() > 0);
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				|  |  | +
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				|  |  |    for (int i = 0; i < scenarios.scenarios_size(); i++) {
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				|  |  |      const Scenario &scenario = scenarios.scenarios(i);
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				|  |  |      std::cerr << "RUNNING SCENARIO: " << scenario.name() << "\n";
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