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864 lines (712 loc) · 33.4 KB
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// Copyright 2023 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "runtime/function_adapter.h"
#include <cstdint>
#include <memory>
#include <string>
#include <utility>
#include <vector>
#include "absl/status/status.h"
#include "absl/status/statusor.h"
#include "absl/strings/str_cat.h"
#include "absl/strings/string_view.h"
#include "absl/time/time.h"
#include "common/function_descriptor.h"
#include "common/kind.h"
#include "common/value.h"
#include "common/value_testing.h"
#include "internal/testing.h"
#include "runtime/function.h"
namespace cel {
namespace {
using ::absl_testing::StatusIs;
using ::testing::ElementsAre;
using ::testing::HasSubstr;
using ::testing::IsEmpty;
class FunctionAdapterTest : public common_internal::ValueTest<> {
using Base = common_internal::ValueTest<>;
public:
FunctionAdapterTest()
: Base(), test_context_(descriptor_pool(), message_factory(), arena()) {}
const Function::InvokeContext& test_invoke_context() const {
return test_context_;
}
protected:
cel::Function::InvokeContext test_context_;
};
TEST_F(FunctionAdapterTest, UnaryFunctionAdapterWrapFunctionOldOverload) {
using FunctionAdapter = UnaryFunctionAdapter<StringValue, const StringValue&>;
std::unique_ptr<Function> wrapped = FunctionAdapter::WrapFunction(
[](const StringValue& x,
const Function::InvokeContext& context) -> StringValue {
std::string buf;
absl::string_view s = x.ToStringView(&buf);
buf = absl::StrCat("pre_", s);
return StringValue::From(std::move(buf), context.arena());
});
std::vector<Value> args{StringValue::Wrap(absl::string_view("foo"), arena())};
ASSERT_OK_AND_ASSIGN(
auto result,
wrapped->Invoke(args, descriptor_pool(), message_factory(), arena()));
EXPECT_THAT(result, test::StringValueIs("pre_foo"));
ASSERT_OK_AND_ASSIGN(result, wrapped->Invoke(args, test_invoke_context()));
EXPECT_THAT(result, test::StringValueIs("pre_foo"));
}
TEST_F(FunctionAdapterTest, UnaryFunctionAdapterWrapFunctionInt) {
using FunctionAdapter = UnaryFunctionAdapter<int64_t, int64_t>;
std::unique_ptr<Function> wrapped =
FunctionAdapter::WrapFunction([](int64_t x) -> int64_t { return x + 2; });
std::vector<Value> args{IntValue(40)};
ASSERT_OK_AND_ASSIGN(auto result,
wrapped->Invoke(args, test_invoke_context()));
ASSERT_TRUE(result->Is<IntValue>());
EXPECT_EQ(result.GetInt().NativeValue(), 42);
}
TEST_F(FunctionAdapterTest, UnaryFunctionAdapterWrapFunctionDouble) {
using FunctionAdapter = UnaryFunctionAdapter<double, double>;
std::unique_ptr<Function> wrapped =
FunctionAdapter::WrapFunction([](double x) -> double { return x * 2; });
std::vector<Value> args{DoubleValue(40.0)};
ASSERT_OK_AND_ASSIGN(auto result,
wrapped->Invoke(args, test_invoke_context()));
ASSERT_TRUE(result->Is<DoubleValue>());
EXPECT_EQ(result.GetDouble().NativeValue(), 80.0);
}
TEST_F(FunctionAdapterTest, UnaryFunctionAdapterWrapFunctionUint) {
using FunctionAdapter = UnaryFunctionAdapter<uint64_t, uint64_t>;
std::unique_ptr<Function> wrapped = FunctionAdapter::WrapFunction(
[](uint64_t x) -> uint64_t { return x - 2; });
std::vector<Value> args{UintValue(44)};
ASSERT_OK_AND_ASSIGN(auto result,
wrapped->Invoke(args, test_invoke_context()));
ASSERT_TRUE(result->Is<UintValue>());
EXPECT_EQ(result.GetUint().NativeValue(), 42);
}
TEST_F(FunctionAdapterTest, UnaryFunctionAdapterWrapFunctionBool) {
using FunctionAdapter = UnaryFunctionAdapter<bool, bool>;
std::unique_ptr<Function> wrapped =
FunctionAdapter::WrapFunction([](bool x) -> bool { return !x; });
std::vector<Value> args{BoolValue(true)};
ASSERT_OK_AND_ASSIGN(auto result,
wrapped->Invoke(args, test_invoke_context()));
ASSERT_TRUE(result->Is<BoolValue>());
EXPECT_EQ(result.GetBool().NativeValue(), false);
}
TEST_F(FunctionAdapterTest, UnaryFunctionAdapterWrapFunctionTimestamp) {
using FunctionAdapter = UnaryFunctionAdapter<absl::Time, absl::Time>;
std::unique_ptr<Function> wrapped = FunctionAdapter::WrapFunction(
[](absl::Time x) -> absl::Time { return x + absl::Minutes(1); });
std::vector<Value> args;
args.emplace_back() = TimestampValue(absl::UnixEpoch());
ASSERT_OK_AND_ASSIGN(auto result,
wrapped->Invoke(args, test_invoke_context()));
ASSERT_TRUE(result->Is<TimestampValue>());
EXPECT_EQ(result.GetTimestamp().NativeValue(),
absl::UnixEpoch() + absl::Minutes(1));
}
TEST_F(FunctionAdapterTest, UnaryFunctionAdapterWrapFunctionDuration) {
using FunctionAdapter = UnaryFunctionAdapter<absl::Duration, absl::Duration>;
std::unique_ptr<Function> wrapped = FunctionAdapter::WrapFunction(
[](absl::Duration x) -> absl::Duration { return x + absl::Seconds(2); });
std::vector<Value> args;
args.emplace_back() = DurationValue(absl::Seconds(6));
ASSERT_OK_AND_ASSIGN(auto result,
wrapped->Invoke(args, test_invoke_context()));
ASSERT_TRUE(result->Is<DurationValue>());
EXPECT_EQ(result.GetDuration().NativeValue(), absl::Seconds(8));
}
TEST_F(FunctionAdapterTest, UnaryFunctionAdapterWrapFunctionString) {
using FunctionAdapter = UnaryFunctionAdapter<StringValue, StringValue>;
std::unique_ptr<Function> wrapped =
FunctionAdapter::WrapFunction([](const StringValue& x) -> StringValue {
return StringValue("pre_" + x.ToString());
});
std::vector<Value> args;
args.emplace_back() = StringValue("string");
ASSERT_OK_AND_ASSIGN(auto result,
wrapped->Invoke(args, test_invoke_context()));
ASSERT_TRUE(result->Is<StringValue>());
EXPECT_EQ(result.GetString().ToString(), "pre_string");
}
TEST_F(FunctionAdapterTest, UnaryFunctionAdapterWrapFunctionBytes) {
using FunctionAdapter = UnaryFunctionAdapter<BytesValue, BytesValue>;
std::unique_ptr<Function> wrapped =
FunctionAdapter::WrapFunction([](const BytesValue& x) -> BytesValue {
return BytesValue("pre_" + x.ToString());
});
std::vector<Value> args;
args.emplace_back() = BytesValue("bytes");
ASSERT_OK_AND_ASSIGN(auto result,
wrapped->Invoke(args, test_invoke_context()));
ASSERT_TRUE(result->Is<BytesValue>());
EXPECT_EQ(result.GetBytes().ToString(), "pre_bytes");
}
TEST_F(FunctionAdapterTest, UnaryFunctionAdapterWrapFunctionAny) {
using FunctionAdapter = UnaryFunctionAdapter<uint64_t, Value>;
std::unique_ptr<Function> wrapped = FunctionAdapter::WrapFunction(
[](const Value& x) -> uint64_t { return x.GetUint().NativeValue() - 2; });
std::vector<Value> args{UintValue(44)};
ASSERT_OK_AND_ASSIGN(auto result,
wrapped->Invoke(args, test_invoke_context()));
ASSERT_TRUE(result->Is<UintValue>());
EXPECT_EQ(result.GetUint().NativeValue(), 42);
}
TEST_F(FunctionAdapterTest, UnaryFunctionAdapterWrapFunctionReturnError) {
using FunctionAdapter = UnaryFunctionAdapter<Value, uint64_t>;
std::unique_ptr<Function> wrapped =
FunctionAdapter::WrapFunction([](uint64_t x) -> Value {
return ErrorValue(absl::InvalidArgumentError("test_error"));
});
std::vector<Value> args{UintValue(44)};
ASSERT_OK_AND_ASSIGN(auto result,
wrapped->Invoke(args, test_invoke_context()));
ASSERT_TRUE(result->Is<ErrorValue>());
EXPECT_THAT(result.GetError().NativeValue(),
StatusIs(absl::StatusCode::kInvalidArgument, "test_error"));
}
TEST_F(FunctionAdapterTest, UnaryFunctionAdapterWrapFunctionPropagateStatus) {
using FunctionAdapter =
UnaryFunctionAdapter<absl::StatusOr<uint64_t>, uint64_t>;
std::unique_ptr<Function> wrapped =
FunctionAdapter::WrapFunction([](uint64_t x) -> absl::StatusOr<uint64_t> {
// Returning a status directly stops CEL evaluation and
// immediately returns.
return absl::InternalError("test_error");
});
std::vector<Value> args{UintValue(44)};
EXPECT_THAT(wrapped->Invoke(args, test_invoke_context()),
StatusIs(absl::StatusCode::kInternal, "test_error"));
}
TEST_F(FunctionAdapterTest,
UnaryFunctionAdapterWrapFunctionReturnStatusOrValue) {
using FunctionAdapter =
UnaryFunctionAdapter<absl::StatusOr<uint64_t>, uint64_t>;
std::unique_ptr<Function> wrapped = FunctionAdapter::WrapFunction(
[](uint64_t x) -> absl::StatusOr<uint64_t> { return x; });
std::vector<Value> args{UintValue(44)};
ASSERT_OK_AND_ASSIGN(Value result,
wrapped->Invoke(args, test_invoke_context()));
EXPECT_EQ(result.GetUint().NativeValue(), 44);
}
TEST_F(FunctionAdapterTest,
UnaryFunctionAdapterWrapFunctionWrongArgCountError) {
using FunctionAdapter =
UnaryFunctionAdapter<absl::StatusOr<uint64_t>, uint64_t>;
std::unique_ptr<Function> wrapped = FunctionAdapter::WrapFunction(
[](uint64_t x) -> absl::StatusOr<uint64_t> { return 42; });
std::vector<Value> args{UintValue(44), UintValue(43)};
EXPECT_THAT(wrapped->Invoke(args, test_invoke_context()),
StatusIs(absl::StatusCode::kInvalidArgument,
"unexpected number of arguments for unary function"));
}
TEST_F(FunctionAdapterTest, UnaryFunctionAdapterWrapFunctionWrongArgTypeError) {
using FunctionAdapter =
UnaryFunctionAdapter<absl::StatusOr<uint64_t>, uint64_t>;
std::unique_ptr<Function> wrapped = FunctionAdapter::WrapFunction(
[](uint64_t x) -> absl::StatusOr<uint64_t> { return 42; });
std::vector<Value> args{DoubleValue(44)};
EXPECT_THAT(wrapped->Invoke(args, test_invoke_context()),
StatusIs(absl::StatusCode::kInvalidArgument,
HasSubstr("expected uint value")));
}
TEST_F(FunctionAdapterTest, UnaryFunctionAdapterCreateDescriptorInt) {
FunctionDescriptor desc =
UnaryFunctionAdapter<absl::StatusOr<Value>, int64_t>::CreateDescriptor(
"Increment", false);
EXPECT_EQ(desc.name(), "Increment");
EXPECT_TRUE(desc.is_strict());
EXPECT_FALSE(desc.receiver_style());
EXPECT_THAT(desc.types(), ElementsAre(Kind::kInt64));
}
TEST_F(FunctionAdapterTest, UnaryFunctionAdapterCreateDescriptorDouble) {
FunctionDescriptor desc =
UnaryFunctionAdapter<absl::StatusOr<Value>, double>::CreateDescriptor(
"Mult2", true);
EXPECT_EQ(desc.name(), "Mult2");
EXPECT_TRUE(desc.is_strict());
EXPECT_TRUE(desc.receiver_style());
EXPECT_THAT(desc.types(), ElementsAre(Kind::kDouble));
}
TEST_F(FunctionAdapterTest, UnaryFunctionAdapterCreateDescriptorUint) {
FunctionDescriptor desc =
UnaryFunctionAdapter<absl::StatusOr<Value>, uint64_t>::CreateDescriptor(
"Increment", false);
EXPECT_EQ(desc.name(), "Increment");
EXPECT_TRUE(desc.is_strict());
EXPECT_FALSE(desc.receiver_style());
EXPECT_THAT(desc.types(), ElementsAre(Kind::kUint64));
}
TEST_F(FunctionAdapterTest, UnaryFunctionAdapterCreateDescriptorBool) {
FunctionDescriptor desc =
UnaryFunctionAdapter<absl::StatusOr<Value>, bool>::CreateDescriptor(
"Not", false);
EXPECT_EQ(desc.name(), "Not");
EXPECT_TRUE(desc.is_strict());
EXPECT_FALSE(desc.receiver_style());
EXPECT_THAT(desc.types(), ElementsAre(Kind::kBool));
}
TEST_F(FunctionAdapterTest, UnaryFunctionAdapterCreateDescriptorTimestamp) {
FunctionDescriptor desc =
UnaryFunctionAdapter<absl::StatusOr<Value>, absl::Time>::CreateDescriptor(
"AddMinute", false);
EXPECT_EQ(desc.name(), "AddMinute");
EXPECT_TRUE(desc.is_strict());
EXPECT_FALSE(desc.receiver_style());
EXPECT_THAT(desc.types(), ElementsAre(Kind::kTimestamp));
}
TEST_F(FunctionAdapterTest, UnaryFunctionAdapterCreateDescriptorDuration) {
FunctionDescriptor desc =
UnaryFunctionAdapter<absl::StatusOr<Value>,
absl::Duration>::CreateDescriptor("AddFiveSeconds",
false);
EXPECT_EQ(desc.name(), "AddFiveSeconds");
EXPECT_TRUE(desc.is_strict());
EXPECT_FALSE(desc.receiver_style());
EXPECT_THAT(desc.types(), ElementsAre(Kind::kDuration));
}
TEST_F(FunctionAdapterTest, UnaryFunctionAdapterCreateDescriptorString) {
FunctionDescriptor desc =
UnaryFunctionAdapter<absl::StatusOr<Value>,
StringValue>::CreateDescriptor("Prepend", false);
EXPECT_EQ(desc.name(), "Prepend");
EXPECT_TRUE(desc.is_strict());
EXPECT_FALSE(desc.receiver_style());
EXPECT_THAT(desc.types(), ElementsAre(Kind::kString));
}
TEST_F(FunctionAdapterTest, UnaryFunctionAdapterCreateDescriptorBytes) {
FunctionDescriptor desc =
UnaryFunctionAdapter<absl::StatusOr<Value>, BytesValue>::CreateDescriptor(
"Prepend", false);
EXPECT_EQ(desc.name(), "Prepend");
EXPECT_TRUE(desc.is_strict());
EXPECT_FALSE(desc.receiver_style());
EXPECT_THAT(desc.types(), ElementsAre(Kind::kBytes));
}
TEST_F(FunctionAdapterTest, UnaryFunctionAdapterCreateDescriptorAny) {
FunctionDescriptor desc =
UnaryFunctionAdapter<absl::StatusOr<Value>, Value>::CreateDescriptor(
"Increment", false);
EXPECT_EQ(desc.name(), "Increment");
EXPECT_TRUE(desc.is_strict());
EXPECT_FALSE(desc.receiver_style());
EXPECT_THAT(desc.types(), ElementsAre(Kind::kAny));
}
TEST_F(FunctionAdapterTest, UnaryFunctionAdapterCreateDescriptorNonStrict) {
FunctionDescriptor desc =
UnaryFunctionAdapter<absl::StatusOr<Value>, Value>::CreateDescriptor(
"Increment", false,
/*is_strict=*/false);
EXPECT_EQ(desc.name(), "Increment");
EXPECT_FALSE(desc.is_strict());
EXPECT_FALSE(desc.receiver_style());
EXPECT_THAT(desc.types(), ElementsAre(Kind::kAny));
}
TEST_F(FunctionAdapterTest, BinaryFunctionAdapterWrapFunctionInt) {
using FunctionAdapter = BinaryFunctionAdapter<int64_t, int64_t, int64_t>;
std::unique_ptr<Function> wrapped = FunctionAdapter::WrapFunction(
[](int64_t x, int64_t y) -> int64_t { return x + y; });
std::vector<Value> args{IntValue(21), IntValue(21)};
ASSERT_OK_AND_ASSIGN(auto result,
wrapped->Invoke(args, test_invoke_context()));
ASSERT_TRUE(result->Is<IntValue>());
EXPECT_EQ(result.GetInt().NativeValue(), 42);
}
TEST_F(FunctionAdapterTest, BinaryFunctionAdapterWrapFunctionDouble) {
using FunctionAdapter = BinaryFunctionAdapter<double, double, double>;
std::unique_ptr<Function> wrapped = FunctionAdapter::WrapFunction(
[](double x, double y) -> double { return x * y; });
std::vector<Value> args{DoubleValue(40.0), DoubleValue(2.0)};
ASSERT_OK_AND_ASSIGN(auto result,
wrapped->Invoke(args, test_invoke_context()));
ASSERT_TRUE(result->Is<DoubleValue>());
EXPECT_EQ(result.GetDouble().NativeValue(), 80.0);
}
TEST_F(FunctionAdapterTest, BinaryFunctionAdapterWrapFunctionUint) {
using FunctionAdapter = BinaryFunctionAdapter<uint64_t, uint64_t, uint64_t>;
std::unique_ptr<Function> wrapped = FunctionAdapter::WrapFunction(
[](uint64_t x, uint64_t y) -> uint64_t { return x - y; });
std::vector<Value> args{UintValue(44), UintValue(2)};
ASSERT_OK_AND_ASSIGN(auto result,
wrapped->Invoke(args, test_invoke_context()));
ASSERT_TRUE(result->Is<UintValue>());
EXPECT_EQ(result.GetUint().NativeValue(), 42);
}
TEST_F(FunctionAdapterTest, BinaryFunctionAdapterWrapFunctionBool) {
using FunctionAdapter = BinaryFunctionAdapter<bool, bool, bool>;
std::unique_ptr<Function> wrapped = FunctionAdapter::WrapFunction(
[](bool x, bool y) -> bool { return x != y; });
std::vector<Value> args{BoolValue(false), BoolValue(true)};
ASSERT_OK_AND_ASSIGN(auto result,
wrapped->Invoke(args, test_invoke_context()));
ASSERT_TRUE(result->Is<BoolValue>());
EXPECT_EQ(result.GetBool().NativeValue(), true);
}
TEST_F(FunctionAdapterTest, BinaryFunctionAdapterWrapFunctionTimestamp) {
using FunctionAdapter =
BinaryFunctionAdapter<absl::Time, absl::Time, absl::Time>;
std::unique_ptr<Function> wrapped = FunctionAdapter::WrapFunction(
[](absl::Time x, absl::Time y) -> absl::Time { return x > y ? x : y; });
std::vector<Value> args;
args.emplace_back() = TimestampValue(absl::UnixEpoch() + absl::Seconds(1));
args.emplace_back() = TimestampValue(absl::UnixEpoch() + absl::Seconds(2));
ASSERT_OK_AND_ASSIGN(auto result,
wrapped->Invoke(args, test_invoke_context()));
ASSERT_TRUE(result->Is<TimestampValue>());
EXPECT_EQ(result.GetTimestamp().NativeValue(),
absl::UnixEpoch() + absl::Seconds(2));
}
TEST_F(FunctionAdapterTest, BinaryFunctionAdapterWrapFunctionDuration) {
using FunctionAdapter =
BinaryFunctionAdapter<absl::Duration, absl::Duration, absl::Duration>;
std::unique_ptr<Function> wrapped = FunctionAdapter::WrapFunction(
[](absl::Duration x, absl::Duration y) -> absl::Duration {
return x > y ? x : y;
});
std::vector<Value> args;
args.emplace_back() = DurationValue(absl::Seconds(5));
args.emplace_back() = DurationValue(absl::Seconds(2));
ASSERT_OK_AND_ASSIGN(auto result,
wrapped->Invoke(args, test_invoke_context()));
ASSERT_TRUE(result->Is<DurationValue>());
EXPECT_EQ(result.GetDuration().NativeValue(), absl::Seconds(5));
}
TEST_F(FunctionAdapterTest, BinaryFunctionAdapterWrapFunctionString) {
using FunctionAdapter =
BinaryFunctionAdapter<absl::StatusOr<StringValue>, const StringValue&,
const StringValue&>;
std::unique_ptr<Function> wrapped = FunctionAdapter::WrapFunction(
[](const StringValue& x,
const StringValue& y) -> absl::StatusOr<StringValue> {
return StringValue(x.ToString() + y.ToString());
});
std::vector<Value> args;
args.emplace_back() = StringValue("abc");
args.emplace_back() = StringValue("def");
ASSERT_OK_AND_ASSIGN(auto result,
wrapped->Invoke(args, test_invoke_context()));
ASSERT_TRUE(result->Is<StringValue>());
EXPECT_EQ(result.GetString().ToString(), "abcdef");
}
TEST_F(FunctionAdapterTest, BinaryFunctionAdapterWrapFunctionBytes) {
using FunctionAdapter =
BinaryFunctionAdapter<absl::StatusOr<BytesValue>, const BytesValue&,
const BytesValue&>;
std::unique_ptr<Function> wrapped = FunctionAdapter::WrapFunction(
[](const BytesValue& x,
const BytesValue& y) -> absl::StatusOr<BytesValue> {
return BytesValue(x.ToString() + y.ToString());
});
std::vector<Value> args;
args.emplace_back() = BytesValue("abc");
args.emplace_back() = BytesValue("def");
ASSERT_OK_AND_ASSIGN(auto result,
wrapped->Invoke(args, test_invoke_context()));
ASSERT_TRUE(result->Is<BytesValue>());
EXPECT_EQ(result.GetBytes().ToString(), "abcdef");
}
TEST_F(FunctionAdapterTest, BinaryFunctionAdapterWrapFunctionAny) {
using FunctionAdapter = BinaryFunctionAdapter<uint64_t, Value, Value>;
std::unique_ptr<Function> wrapped = FunctionAdapter::WrapFunction(
[](const Value& x, const Value& y) -> uint64_t {
return x.GetUint().NativeValue() -
static_cast<int64_t>(y.GetDouble().NativeValue());
});
std::vector<Value> args{UintValue(44), DoubleValue(2)};
ASSERT_OK_AND_ASSIGN(auto result,
wrapped->Invoke(args, test_invoke_context()));
ASSERT_TRUE(result->Is<UintValue>());
EXPECT_EQ(result.GetUint().NativeValue(), 42);
}
TEST_F(FunctionAdapterTest, BinaryFunctionAdapterWrapFunctionReturnError) {
using FunctionAdapter = BinaryFunctionAdapter<Value, int64_t, uint64_t>;
std::unique_ptr<Function> wrapped =
FunctionAdapter::WrapFunction([](int64_t x, uint64_t y) -> Value {
return ErrorValue(absl::InvalidArgumentError("test_error"));
});
std::vector<Value> args{IntValue(44), UintValue(44)};
ASSERT_OK_AND_ASSIGN(auto result,
wrapped->Invoke(args, test_invoke_context()));
ASSERT_TRUE(result->Is<ErrorValue>());
EXPECT_THAT(result.GetError().NativeValue(),
StatusIs(absl::StatusCode::kInvalidArgument, "test_error"));
}
TEST_F(FunctionAdapterTest, BinaryFunctionAdapterWrapFunctionPropagateStatus) {
using FunctionAdapter =
BinaryFunctionAdapter<absl::StatusOr<uint64_t>, int64_t, uint64_t>;
std::unique_ptr<Function> wrapped = FunctionAdapter::WrapFunction(
[](int64_t, uint64_t x) -> absl::StatusOr<uint64_t> {
// Returning a status directly stops CEL evaluation and
// immediately returns.
return absl::InternalError("test_error");
});
std::vector<Value> args{IntValue(43), UintValue(44)};
EXPECT_THAT(wrapped->Invoke(args, test_invoke_context()),
StatusIs(absl::StatusCode::kInternal, "test_error"));
}
TEST_F(FunctionAdapterTest,
BinaryFunctionAdapterWrapFunctionWrongArgCountError) {
using FunctionAdapter =
BinaryFunctionAdapter<absl::StatusOr<uint64_t>, uint64_t, double>;
std::unique_ptr<Function> wrapped = FunctionAdapter::WrapFunction(
[](uint64_t x, double y) -> absl::StatusOr<uint64_t> { return 42; });
std::vector<Value> args{UintValue(44)};
EXPECT_THAT(wrapped->Invoke(args, test_invoke_context()),
StatusIs(absl::StatusCode::kInvalidArgument,
"unexpected number of arguments for binary function"));
}
TEST_F(FunctionAdapterTest,
BinaryFunctionAdapterWrapFunctionWrongArgTypeError) {
using FunctionAdapter =
BinaryFunctionAdapter<absl::StatusOr<uint64_t>, uint64_t, uint64_t>;
std::unique_ptr<Function> wrapped = FunctionAdapter::WrapFunction(
[](int64_t x, int64_t y) -> absl::StatusOr<uint64_t> { return 42; });
std::vector<Value> args{DoubleValue(44), DoubleValue(44)};
EXPECT_THAT(wrapped->Invoke(args, test_invoke_context()),
StatusIs(absl::StatusCode::kInvalidArgument,
HasSubstr("expected uint value")));
}
TEST_F(FunctionAdapterTest, BinaryFunctionAdapterCreateDescriptorInt) {
FunctionDescriptor desc =
BinaryFunctionAdapter<absl::StatusOr<Value>, int64_t,
int64_t>::CreateDescriptor("Add", false);
EXPECT_EQ(desc.name(), "Add");
EXPECT_TRUE(desc.is_strict());
EXPECT_FALSE(desc.receiver_style());
EXPECT_THAT(desc.types(), ElementsAre(Kind::kInt64, Kind::kInt64));
}
TEST_F(FunctionAdapterTest, BinaryFunctionAdapterCreateDescriptorDouble) {
FunctionDescriptor desc =
BinaryFunctionAdapter<absl::StatusOr<Value>, double,
double>::CreateDescriptor("Mult", true);
EXPECT_EQ(desc.name(), "Mult");
EXPECT_TRUE(desc.is_strict());
EXPECT_TRUE(desc.receiver_style());
EXPECT_THAT(desc.types(), ElementsAre(Kind::kDouble, Kind::kDouble));
}
TEST_F(FunctionAdapterTest, BinaryFunctionAdapterCreateDescriptorUint) {
FunctionDescriptor desc =
BinaryFunctionAdapter<absl::StatusOr<Value>, uint64_t,
uint64_t>::CreateDescriptor("Add", false);
EXPECT_EQ(desc.name(), "Add");
EXPECT_TRUE(desc.is_strict());
EXPECT_FALSE(desc.receiver_style());
EXPECT_THAT(desc.types(), ElementsAre(Kind::kUint64, Kind::kUint64));
}
TEST_F(FunctionAdapterTest, BinaryFunctionAdapterCreateDescriptorBool) {
FunctionDescriptor desc =
BinaryFunctionAdapter<absl::StatusOr<Value>, bool,
bool>::CreateDescriptor("Xor", false);
EXPECT_EQ(desc.name(), "Xor");
EXPECT_TRUE(desc.is_strict());
EXPECT_FALSE(desc.receiver_style());
EXPECT_THAT(desc.types(), ElementsAre(Kind::kBool, Kind::kBool));
}
TEST_F(FunctionAdapterTest, BinaryFunctionAdapterCreateDescriptorTimestamp) {
FunctionDescriptor desc =
BinaryFunctionAdapter<absl::StatusOr<Value>, absl::Time,
absl::Time>::CreateDescriptor("Max", false);
EXPECT_EQ(desc.name(), "Max");
EXPECT_TRUE(desc.is_strict());
EXPECT_FALSE(desc.receiver_style());
EXPECT_THAT(desc.types(), ElementsAre(Kind::kTimestamp, Kind::kTimestamp));
}
TEST_F(FunctionAdapterTest, BinaryFunctionAdapterCreateDescriptorDuration) {
FunctionDescriptor desc =
BinaryFunctionAdapter<absl::StatusOr<Value>, absl::Duration,
absl::Duration>::CreateDescriptor("Max", false);
EXPECT_EQ(desc.name(), "Max");
EXPECT_TRUE(desc.is_strict());
EXPECT_FALSE(desc.receiver_style());
EXPECT_THAT(desc.types(), ElementsAre(Kind::kDuration, Kind::kDuration));
}
TEST_F(FunctionAdapterTest, BinaryFunctionAdapterCreateDescriptorString) {
FunctionDescriptor desc =
BinaryFunctionAdapter<absl::StatusOr<Value>, StringValue,
StringValue>::CreateDescriptor("Concat", false);
EXPECT_EQ(desc.name(), "Concat");
EXPECT_TRUE(desc.is_strict());
EXPECT_FALSE(desc.receiver_style());
EXPECT_THAT(desc.types(), ElementsAre(Kind::kString, Kind::kString));
}
TEST_F(FunctionAdapterTest, BinaryFunctionAdapterCreateDescriptorBytes) {
FunctionDescriptor desc =
BinaryFunctionAdapter<absl::StatusOr<Value>, BytesValue,
BytesValue>::CreateDescriptor("Concat", false);
EXPECT_EQ(desc.name(), "Concat");
EXPECT_TRUE(desc.is_strict());
EXPECT_FALSE(desc.receiver_style());
EXPECT_THAT(desc.types(), ElementsAre(Kind::kBytes, Kind::kBytes));
}
TEST_F(FunctionAdapterTest, BinaryFunctionAdapterCreateDescriptorAny) {
FunctionDescriptor desc =
BinaryFunctionAdapter<absl::StatusOr<Value>, Value,
Value>::CreateDescriptor("Add", false);
EXPECT_EQ(desc.name(), "Add");
EXPECT_TRUE(desc.is_strict());
EXPECT_FALSE(desc.receiver_style());
EXPECT_THAT(desc.types(), ElementsAre(Kind::kAny, Kind::kAny));
}
TEST_F(FunctionAdapterTest, BinaryFunctionAdapterCreateDescriptorNonStrict) {
FunctionDescriptor desc =
BinaryFunctionAdapter<absl::StatusOr<Value>, Value,
Value>::CreateDescriptor("Add", false, false);
EXPECT_EQ(desc.name(), "Add");
EXPECT_FALSE(desc.is_strict());
EXPECT_FALSE(desc.receiver_style());
EXPECT_THAT(desc.types(), ElementsAre(Kind::kAny, Kind::kAny));
}
TEST_F(FunctionAdapterTest, NaryFunctionAdapterCreateDescriptor0Args) {
FunctionDescriptor desc =
NullaryFunctionAdapter<absl::StatusOr<Value>>::CreateDescriptor(
"ZeroArgs", false);
EXPECT_EQ(desc.name(), "ZeroArgs");
EXPECT_TRUE(desc.is_strict());
EXPECT_FALSE(desc.receiver_style());
EXPECT_THAT(desc.types(), IsEmpty());
}
TEST_F(FunctionAdapterTest, NaryFunctionAdapterWrapFunction0Args) {
std::unique_ptr<Function> fn =
NullaryFunctionAdapter<absl::StatusOr<Value>>::WrapFunction(
[]() { return StringValue("abc"); });
ASSERT_OK_AND_ASSIGN(auto result, fn->Invoke({}, descriptor_pool(),
message_factory(), arena()));
ASSERT_TRUE(result->Is<StringValue>());
EXPECT_EQ(result.GetString().ToString(), "abc");
}
TEST_F(FunctionAdapterTest, NaryFunctionAdapterCreateDescriptor3Args) {
FunctionDescriptor desc = TernaryFunctionAdapter<
absl::StatusOr<Value>, int64_t, bool,
const StringValue&>::CreateDescriptor("MyFormatter", false);
EXPECT_EQ(desc.name(), "MyFormatter");
EXPECT_TRUE(desc.is_strict());
EXPECT_FALSE(desc.receiver_style());
EXPECT_THAT(desc.types(),
ElementsAre(Kind::kInt64, Kind::kBool, Kind::kString));
}
TEST_F(FunctionAdapterTest, NaryFunctionAdapterWrapFunction3Args) {
std::unique_ptr<Function> fn = NaryFunctionAdapter<
absl::StatusOr<Value>, int64_t, bool,
const StringValue&>::WrapFunction([](int64_t int_val, bool bool_val,
const StringValue& string_val)
-> absl::StatusOr<Value> {
return StringValue(absl::StrCat(int_val, "_", (bool_val ? "true" : "false"),
"_", string_val.ToString()));
});
std::vector<Value> args{IntValue(42), BoolValue(false)};
args.emplace_back() = StringValue("abcd");
ASSERT_OK_AND_ASSIGN(auto result, fn->Invoke(args, descriptor_pool(),
message_factory(), arena()));
ASSERT_TRUE(result->Is<StringValue>());
EXPECT_EQ(result.GetString().ToString(), "42_false_abcd");
}
TEST_F(FunctionAdapterTest, NaryFunctionAdapterWrapFunction3ArgsBadArgType) {
std::unique_ptr<Function> fn = NaryFunctionAdapter<
absl::StatusOr<Value>, int64_t, bool,
const StringValue&>::WrapFunction([](int64_t int_val, bool bool_val,
const StringValue& string_val)
-> absl::StatusOr<Value> {
return StringValue(absl::StrCat(int_val, "_", (bool_val ? "true" : "false"),
"_", string_val.ToString()));
});
std::vector<Value> args{IntValue(42), BoolValue(false)};
args.emplace_back() = TimestampValue(absl::UnixEpoch());
EXPECT_THAT(fn->Invoke(args, test_invoke_context()),
StatusIs(absl::StatusCode::kInvalidArgument,
HasSubstr("expected string value")));
}
TEST_F(FunctionAdapterTest, NaryFunctionAdapterWrapFunction3ArgsBadArgCount) {
std::unique_ptr<Function> fn = NaryFunctionAdapter<
absl::StatusOr<Value>, int64_t, bool,
const StringValue&>::WrapFunction([](int64_t int_val, bool bool_val,
const StringValue& string_val)
-> absl::StatusOr<Value> {
return StringValue(absl::StrCat(int_val, "_", (bool_val ? "true" : "false"),
"_", string_val.ToString()));
});
std::vector<Value> args{IntValue(42), BoolValue(false)};
EXPECT_THAT(fn->Invoke(args, test_invoke_context()),
StatusIs(absl::StatusCode::kInvalidArgument,
HasSubstr("unexpected number of arguments")));
}
TEST_F(FunctionAdapterTest, NaryFunctionAdapterCreateDescriptor5Args) {
FunctionDescriptor desc =
NaryFunctionAdapter<absl::StatusOr<Value>, int64_t, bool,
const StringValue&, int64_t,
int64_t>::CreateDescriptor("MyFormatter", false);
EXPECT_EQ(desc.name(), "MyFormatter");
EXPECT_TRUE(desc.is_strict());
EXPECT_FALSE(desc.receiver_style());
EXPECT_THAT(desc.types(),
ElementsAre(Kind::kInt64, Kind::kBool, Kind::kString,
Kind::kInt64, Kind::kInt64));
}
TEST_F(FunctionAdapterTest, NaryFunctionAdapterWrapFunction5Args) {
std::unique_ptr<Function> fn = NaryFunctionAdapter<
absl::StatusOr<Value>, int64_t, bool, const StringValue&, int64_t,
int64_t>::WrapFunction([](int64_t int_val, bool bool_val,
const StringValue& string_val,
int64_t extra_arg,
int64_t extra_arg2) -> absl::StatusOr<Value> {
return StringValue(absl::StrCat(int_val, "_", (bool_val ? "true" : "false"),
"_", string_val.ToString(), "_", extra_arg,
"_", extra_arg2));
});
std::vector<Value> args{IntValue(42), BoolValue(false)};
args.emplace_back() = StringValue("abcd");
args.push_back(IntValue(123));
args.push_back(IntValue(456));
ASSERT_OK_AND_ASSIGN(auto result, fn->Invoke(args, descriptor_pool(),
message_factory(), arena()));
ASSERT_TRUE(result->Is<StringValue>());
EXPECT_EQ(result.GetString().ToString(), "42_false_abcd_123_456");
}
TEST_F(FunctionAdapterTest, NaryFunctionAdapterWrapFunction5ArgsBadArgType) {
std::unique_ptr<Function> fn = NaryFunctionAdapter<
absl::StatusOr<Value>, int64_t, bool, const StringValue&, int64_t,
int64_t>::WrapFunction([](int64_t int_val, bool bool_val,
const StringValue& string_val,
int64_t extra_arg,
int64_t extra_arg2) -> absl::StatusOr<Value> {
static_cast<void>(extra_arg);
static_cast<void>(extra_arg2);
return StringValue(absl::StrCat(int_val, "_", (bool_val ? "true" : "false"),
"_", string_val.ToString()));
});
std::vector<Value> args{IntValue(42), BoolValue(false)};
args.emplace_back() = TimestampValue(absl::UnixEpoch());
args.push_back(IntValue(123));
args.push_back(IntValue(456));
EXPECT_THAT(fn->Invoke(args, test_invoke_context()),
StatusIs(absl::StatusCode::kInvalidArgument,
HasSubstr("expected string value")));
}
TEST_F(FunctionAdapterTest, NaryFunctionAdapterWrapFunction5ArgsBadArgCount) {
std::unique_ptr<Function> fn = NaryFunctionAdapter<
absl::StatusOr<Value>, int64_t, bool, const StringValue&, int64_t,
int64_t>::WrapFunction([](int64_t int_val, bool bool_val,
const StringValue& string_val,
int64_t extra_arg,
int64_t extra_arg2) -> absl::StatusOr<Value> {
static_cast<void>(extra_arg);
static_cast<void>(extra_arg2);
return StringValue(absl::StrCat(int_val, "_", (bool_val ? "true" : "false"),
"_", string_val.ToString()));
});
std::vector<Value> args{IntValue(42), BoolValue(false)};
EXPECT_THAT(fn->Invoke(args, test_invoke_context()),
StatusIs(absl::StatusCode::kInvalidArgument,
HasSubstr("unexpected number of arguments")));
}
} // namespace
} // namespace cel