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//===----------- RPCUtilsTest.cpp - Unit tests the Orc RPC utils ----------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "llvm/ExecutionEngine/Orc/RPCChannel.h"
#include "llvm/ExecutionEngine/Orc/RPCUtils.h"
#include "gtest/gtest.h"
#include <queue>
using namespace llvm;
using namespace llvm::orc;
using namespace llvm::orc::remote;
class QueueChannel : public RPCChannel {
public:
QueueChannel(std::queue<char> &Queue) : Queue(Queue) {}
std::error_code readBytes(char *Dst, unsigned Size) override {
while (Size--) {
*Dst++ = Queue.front();
Queue.pop();
}
return std::error_code();
}
std::error_code appendBytes(const char *Src, unsigned Size) override {
while (Size--)
Queue.push(*Src++);
return std::error_code();
}
std::error_code send() override { return std::error_code(); }
private:
std::queue<char> &Queue;
};
class DummyRPC : public testing::Test,
public RPC<QueueChannel> {
public:
typedef Function<2, void(bool)> BasicVoid;
typedef Function<3, int32_t(bool)> BasicInt;
typedef Function<4, void(int8_t, uint8_t, int16_t, uint16_t,
int32_t, uint32_t, int64_t, uint64_t,
bool, std::string, std::vector<int>)> AllTheTypes;
};
TEST_F(DummyRPC, TestAsyncBasicVoid) {
std::queue<char> Queue;
QueueChannel C(Queue);
// Make an async call.
auto ResOrErr = callAsync<BasicVoid>(C, true);
EXPECT_TRUE(!!ResOrErr) << "Simple call over queue failed";
{
// Expect a call to Proc1.
auto EC = expect<BasicVoid>(C,
[&](bool &B) {
EXPECT_EQ(B, true)
<< "Bool serialization broken";
return std::error_code();
});
EXPECT_FALSE(EC) << "Simple expect over queue failed";
}
{
// Wait for the result.
auto EC = waitForResult(C, ResOrErr->second, handleNone);
EXPECT_FALSE(EC) << "Could not read result.";
}
// Verify that the function returned ok.
auto Val = ResOrErr->first.get();
EXPECT_TRUE(Val) << "Remote void function failed to execute.";
}
TEST_F(DummyRPC, TestAsyncBasicInt) {
std::queue<char> Queue;
QueueChannel C(Queue);
// Make an async call.
auto ResOrErr = callAsync<BasicInt>(C, false);
EXPECT_TRUE(!!ResOrErr) << "Simple call over queue failed";
{
// Expect a call to Proc1.
auto EC = expect<BasicInt>(C,
[&](bool &B) {
EXPECT_EQ(B, false)
<< "Bool serialization broken";
return 42;
});
EXPECT_FALSE(EC) << "Simple expect over queue failed";
}
{
// Wait for the result.
auto EC = waitForResult(C, ResOrErr->second, handleNone);
EXPECT_FALSE(EC) << "Could not read result.";
}
// Verify that the function returned ok.
auto Val = ResOrErr->first.get();
EXPECT_TRUE(!!Val) << "Remote int function failed to execute.";
EXPECT_EQ(*Val, 42) << "Remote int function return wrong value.";
}
TEST_F(DummyRPC, TestSerialization) {
std::queue<char> Queue;
QueueChannel C(Queue);
// Make a call to Proc1.
std::vector<int> v({42, 7});
auto ResOrErr = callAsync<AllTheTypes>(C,
-101,
250,
-10000,
10000,
-1000000000,
1000000000,
-10000000000,
10000000000,
true,
"foo",
v);
EXPECT_TRUE(!!ResOrErr)
<< "Big (serialization test) call over queue failed";
{
// Expect a call to Proc1.
auto EC = expect<AllTheTypes>(C,
[&](int8_t &s8,
uint8_t &u8,
int16_t &s16,
uint16_t &u16,
int32_t &s32,
uint32_t &u32,
int64_t &s64,
uint64_t &u64,
bool &b,
std::string &s,
std::vector<int> &v) {
EXPECT_EQ(s8, -101)
<< "int8_t serialization broken";
EXPECT_EQ(u8, 250)
<< "uint8_t serialization broken";
EXPECT_EQ(s16, -10000)
<< "int16_t serialization broken";
EXPECT_EQ(u16, 10000)
<< "uint16_t serialization broken";
EXPECT_EQ(s32, -1000000000)
<< "int32_t serialization broken";
EXPECT_EQ(u32, 1000000000ULL)
<< "uint32_t serialization broken";
EXPECT_EQ(s64, -10000000000)
<< "int64_t serialization broken";
EXPECT_EQ(u64, 10000000000ULL)
<< "uint64_t serialization broken";
EXPECT_EQ(b, true)
<< "bool serialization broken";
EXPECT_EQ(s, "foo")
<< "std::string serialization broken";
EXPECT_EQ(v, std::vector<int>({42, 7}))
<< "std::vector serialization broken";
return std::error_code();
});
EXPECT_FALSE(EC) << "Big (serialization test) call over queue failed";
}
{
// Wait for the result.
auto EC = waitForResult(C, ResOrErr->second, handleNone);
EXPECT_FALSE(EC) << "Could not read result.";
}
// Verify that the function returned ok.
auto Val = ResOrErr->first.get();
EXPECT_TRUE(Val) << "Remote void function failed to execute.";
}
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