154 lines
8.1 KiB
C++
154 lines
8.1 KiB
C++
//* Copyright 2017 The Dawn Authors
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//*
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//* Licensed under the Apache License, Version 2.0 (the "License");
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//* you may not use this file except in compliance with the License.
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//* You may obtain a copy of the License at
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//*
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//* http://www.apache.org/licenses/LICENSE-2.0
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//*
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//* Unless required by applicable law or agreed to in writing, software
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//* distributed under the License is distributed on an "AS IS" BASIS,
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//* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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//* See the License for the specific language governing permissions and
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//* limitations under the License.
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#ifndef MOCK_DAWN_H
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#define MOCK_DAWN_H
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#include <dawn/dawn.h>
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#include <dawn/dawn_proc_table.h>
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#include <gmock/gmock.h>
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#include <memory>
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// An abstract base class representing a proc table so that API calls can be mocked. Most API calls
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// are directly represented by a delete virtual method but others need minimal state tracking to be
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// useful as mocks.
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class ProcTableAsClass {
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public:
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virtual ~ProcTableAsClass();
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void GetProcTableAndDevice(DawnProcTable* table, DawnDevice* device);
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// Creates an object that can be returned by a mocked call as in WillOnce(Return(foo)).
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// It returns an object of the write type that isn't equal to any previously returned object.
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// Otherwise some mock expectation could be triggered by two different objects having the same
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// value.
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{% for type in by_category["object"] %}
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{{as_cType(type.name)}} GetNew{{type.name.CamelCase()}}();
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{% endfor %}
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{% for type in by_category["object"] %}
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{% for method in type.methods if len(method.arguments) < 10 %}
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virtual {{as_cType(method.return_type.name)}} {{as_MethodSuffix(type.name, method.name)}}(
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{{-as_cType(type.name)}} {{as_varName(type.name)}}
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{%- for arg in method.arguments -%}
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, {{as_annotated_cType(arg)}}
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{%- endfor -%}
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) = 0;
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{% endfor %}
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virtual void {{as_MethodSuffix(type.name, Name("reference"))}}({{as_cType(type.name)}} self) = 0;
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virtual void {{as_MethodSuffix(type.name, Name("release"))}}({{as_cType(type.name)}} self) = 0;
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{% endfor %}
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// Stores callback and userdata and calls the On* methods
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void DeviceSetUncapturedErrorCallback(DawnDevice self,
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DawnErrorCallback callback,
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void* userdata);
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bool DevicePopErrorScope(DawnDevice self, DawnErrorCallback callback, void* userdata);
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void DeviceCreateBufferMappedAsync(DawnDevice self,
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const DawnBufferDescriptor* descriptor,
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DawnBufferCreateMappedCallback callback,
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void* userdata);
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void BufferMapReadAsync(DawnBuffer self,
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DawnBufferMapReadCallback callback,
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void* userdata);
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void BufferMapWriteAsync(DawnBuffer self,
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DawnBufferMapWriteCallback callback,
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void* userdata);
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void FenceOnCompletion(DawnFence self,
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uint64_t value,
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DawnFenceOnCompletionCallback callback,
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void* userdata);
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// Special cased mockable methods
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virtual void OnDeviceSetUncapturedErrorCallback(DawnDevice device,
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DawnErrorCallback callback,
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void* userdata) = 0;
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virtual bool OnDevicePopErrorScopeCallback(DawnDevice device,
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DawnErrorCallback callback,
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void* userdata) = 0;
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virtual void OnDeviceCreateBufferMappedAsyncCallback(DawnDevice self,
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const DawnBufferDescriptor* descriptor,
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DawnBufferCreateMappedCallback callback,
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void* userdata) = 0;
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virtual void OnBufferMapReadAsyncCallback(DawnBuffer buffer,
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DawnBufferMapReadCallback callback,
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void* userdata) = 0;
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virtual void OnBufferMapWriteAsyncCallback(DawnBuffer buffer,
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DawnBufferMapWriteCallback callback,
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void* userdata) = 0;
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virtual void OnFenceOnCompletionCallback(DawnFence fence,
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uint64_t value,
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DawnFenceOnCompletionCallback callback,
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void* userdata) = 0;
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// Calls the stored callbacks
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void CallDeviceErrorCallback(DawnDevice device, DawnErrorType type, const char* message);
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void CallCreateBufferMappedCallback(DawnDevice device, DawnBufferMapAsyncStatus status, DawnCreateBufferMappedResult result);
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void CallMapReadCallback(DawnBuffer buffer, DawnBufferMapAsyncStatus status, const void* data, uint64_t dataLength);
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void CallMapWriteCallback(DawnBuffer buffer, DawnBufferMapAsyncStatus status, void* data, uint64_t dataLength);
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void CallFenceOnCompletionCallback(DawnFence fence, DawnFenceCompletionStatus status);
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struct Object {
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ProcTableAsClass* procs = nullptr;
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DawnErrorCallback deviceErrorCallback = nullptr;
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DawnBufferCreateMappedCallback createBufferMappedCallback = nullptr;
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DawnBufferMapReadCallback mapReadCallback = nullptr;
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DawnBufferMapWriteCallback mapWriteCallback = nullptr;
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DawnFenceOnCompletionCallback fenceOnCompletionCallback = nullptr;
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void* userdata1 = 0;
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void* userdata2 = 0;
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};
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private:
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// Remembers the values returned by GetNew* so they can be freed.
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std::vector<std::unique_ptr<Object>> mObjects;
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};
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class MockProcTable : public ProcTableAsClass {
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public:
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MockProcTable();
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void IgnoreAllReleaseCalls();
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{% for type in by_category["object"] %}
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{% for method in type.methods if len(method.arguments) < 10 %}
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MOCK_METHOD{{len(method.arguments) + 1}}(
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{{-as_MethodSuffix(type.name, method.name)}},
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{{as_cType(method.return_type.name)}}(
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{{-as_cType(type.name)}} {{as_varName(type.name)}}
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{%- for arg in method.arguments -%}
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, {{as_annotated_cType(arg)}}
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{%- endfor -%}
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));
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{% endfor %}
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MOCK_METHOD1({{as_MethodSuffix(type.name, Name("reference"))}}, void({{as_cType(type.name)}} self));
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MOCK_METHOD1({{as_MethodSuffix(type.name, Name("release"))}}, void({{as_cType(type.name)}} self));
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{% endfor %}
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MOCK_METHOD3(OnDeviceSetUncapturedErrorCallback, void(DawnDevice device, DawnErrorCallback callback, void* userdata));
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MOCK_METHOD3(OnDevicePopErrorScopeCallback, bool(DawnDevice device, DawnErrorCallback callback, void* userdata));
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MOCK_METHOD4(OnDeviceCreateBufferMappedAsyncCallback, void(DawnDevice device, const DawnBufferDescriptor* descriptor, DawnBufferCreateMappedCallback callback, void* userdata));
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MOCK_METHOD3(OnBufferMapReadAsyncCallback, void(DawnBuffer buffer, DawnBufferMapReadCallback callback, void* userdata));
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MOCK_METHOD3(OnBufferMapWriteAsyncCallback, void(DawnBuffer buffer, DawnBufferMapWriteCallback callback, void* userdata));
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MOCK_METHOD4(OnFenceOnCompletionCallback,
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void(DawnFence fence,
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uint64_t value,
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DawnFenceOnCompletionCallback callback,
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void* userdata));
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};
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#endif // MOCK_DAWN_H
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