Function TEST

eval/compiler/flat_expr_builder_test.cc:147–177

};

TEST(FlatExprBuilderTest, SimpleEndToEnd) {
  Expr expr;
  SourceInfo source_info;
  auto call_expr = expr.mutable_call_expr();
  call_expr->set_function("concat");

  auto arg1 = call_expr->add_args();
  arg1->mutable_const_expr()->set_string_value("prefix");

  auto arg2 = call_expr->add_args();
  arg2->mutable_ident_expr()->set_name("value");

  CelExpressionBuilderFlatImpl builder(NewTestingRuntimeEnv());

  ASSERT_THAT(
      builder.GetRegistry()->Register(std::make_unique<ConcatFunction>()),
      IsOk());
  ASSERT_OK_AND_ASSIGN(auto cel_expr,
                       builder.CreateExpression(&expr, &source_info));

  std::string variable = "test";

  Activation activation;
  activation.InsertValue("value", CelValue::CreateString(&variable));

  google::protobuf::Arena arena;

  ASSERT_OK_AND_ASSIGN(CelValue result, cel_expr->Evaluate(activation, &arena));
  ASSERT_TRUE(result.IsString());
  EXPECT_THAT(result.StringOrDie().value(), Eq("prefixtest"));
}

TEST(FlatExprBuilderTest, ExprUnset) {
  Expr expr;