63 lines
2.2 KiB
C++
63 lines
2.2 KiB
C++
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// Copyright 2019 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "test/wasm-api-tests/wasm-api-test.h"
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namespace v8 {
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namespace internal {
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namespace wasm {
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namespace {
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own<Trap> DummyCallback(const Val args[], Val results[]) { return nullptr; }
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} // namespace
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TEST_F(WasmCapiTest, StartupErrors) {
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FunctionSig sig(0, 0, nullptr);
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byte code[] = {WASM_UNREACHABLE};
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WasmFunctionBuilder* start_func = builder()->AddFunction(&sig);
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start_func->EmitCode(code, static_cast<uint32_t>(sizeof(code)));
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start_func->Emit(kExprEnd);
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builder()->MarkStartFunction(start_func);
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builder()->AddImport(CStrVector("dummy"), &sig);
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Compile();
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own<Trap> trap;
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// Try to make an Instance with non-matching imports.
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own<Func> bad_func = Func::make(store(), cpp_i_i_sig(), DummyCallback);
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Extern* bad_imports[] = {bad_func.get()};
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own<Instance> instance =
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Instance::make(store(), module(), bad_imports, &trap);
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EXPECT_EQ(nullptr, instance);
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EXPECT_NE(nullptr, trap);
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EXPECT_STREQ(
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"Uncaught LinkError: instantiation: Import #0 module=\"\" "
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"function=\"dummy\" "
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"error: imported function does not match the expected type",
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trap->message().get());
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EXPECT_EQ(nullptr, trap->origin());
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// Don't crash if there is no {trap}.
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instance = Instance::make(store(), module(), bad_imports, nullptr);
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EXPECT_EQ(nullptr, instance);
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// Try to make an instance with a {start} function that traps.
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own<FuncType> good_sig =
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FuncType::make(ownvec<ValType>::make(), ownvec<ValType>::make());
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own<Func> good_func = Func::make(store(), good_sig.get(), DummyCallback);
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Extern* good_imports[] = {good_func.get()};
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instance = Instance::make(store(), module(), good_imports, &trap);
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EXPECT_EQ(nullptr, instance);
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EXPECT_NE(nullptr, trap);
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EXPECT_STREQ("Uncaught RuntimeError: unreachable", trap->message().get());
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EXPECT_NE(nullptr, trap->origin());
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// Don't crash if there is no {trap}.
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instance = Instance::make(store(), module(), good_imports, nullptr);
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EXPECT_EQ(nullptr, instance);
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}
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} // namespace wasm
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} // namespace internal
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} // namespace v8
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