Method GetValue

be/src/exprs/expr-test.cc:364–386

  virtual void TearDown() { pool_.Clear(); }

  string GetValue(const string& expr, const ColumnType& expr_type,
      bool expect_error = false) {
    string stmt = "select " + expr;
    vector<FieldSchema> result_types;
    Status status = executor_->Exec(stmt, &result_types);
    if (!status.ok()) {
      EXPECT_TRUE(expect_error) << "stmt: " << stmt << "\nerror: " << status.GetDetail();
      return "";
    }
    string result_row;
    status = executor_->FetchResult(&result_row);
    if (expect_error) {
      EXPECT_FALSE(status.ok()) << "Expected error\nstmt: " << stmt;
      return "";
    }
    EXPECT_TRUE(status.ok()) << "stmt: " << stmt << "\nerror: " << status.GetDetail();
    string odbcType = TypeToOdbcString(expr_type.ToThrift());
    // ColumnType cannot be BINARY, so STRING is used instead.
    string expectedType =
        result_types[0].type == "binary" ? "string" : result_types[0].type;
    EXPECT_EQ(odbcType, expectedType) << expr;
    return result_row;
  }

  template <typename T>
  T ConvertValue(const string& value);