144 lines
7.2 KiB
C++
144 lines
7.2 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_WEBGPU_H
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#define MOCK_WEBGPU_H
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#include <dawn/dawn_proc_table.h>
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#include <dawn/webgpu.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, WGPUDevice* 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 and not has_callback_arguments(method) %}
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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(WGPUDevice self,
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WGPUErrorCallback callback,
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void* userdata);
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void DeviceSetDeviceLostCallback(WGPUDevice self,
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WGPUDeviceLostCallback callback,
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void* userdata);
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bool DevicePopErrorScope(WGPUDevice self, WGPUErrorCallback callback, void* userdata);
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void BufferMapAsync(WGPUBuffer self,
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WGPUMapModeFlags mode,
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size_t offset,
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size_t size,
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WGPUBufferMapCallback callback,
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void* userdata);
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void FenceOnCompletion(WGPUFence self,
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uint64_t value,
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WGPUFenceOnCompletionCallback callback,
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void* userdata);
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// Special cased mockable methods
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virtual void OnDeviceSetUncapturedErrorCallback(WGPUDevice device,
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WGPUErrorCallback callback,
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void* userdata) = 0;
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virtual void OnDeviceSetDeviceLostCallback(WGPUDevice device,
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WGPUDeviceLostCallback callback,
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void* userdata) = 0;
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virtual bool OnDevicePopErrorScopeCallback(WGPUDevice device,
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WGPUErrorCallback callback,
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void* userdata) = 0;
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virtual void OnBufferMapAsyncCallback(WGPUBuffer buffer,
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WGPUBufferMapCallback callback,
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void* userdata) = 0;
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virtual void OnFenceOnCompletionCallback(WGPUFence fence,
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uint64_t value,
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WGPUFenceOnCompletionCallback callback,
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void* userdata) = 0;
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// Calls the stored callbacks
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void CallDeviceErrorCallback(WGPUDevice device, WGPUErrorType type, const char* message);
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void CallDeviceLostCallback(WGPUDevice device, const char* message);
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void CallMapAsyncCallback(WGPUBuffer buffer, WGPUBufferMapAsyncStatus status);
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void CallFenceOnCompletionCallback(WGPUFence fence, WGPUFenceCompletionStatus status);
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struct Object {
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ProcTableAsClass* procs = nullptr;
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WGPUErrorCallback deviceErrorCallback = nullptr;
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WGPUDeviceLostCallback deviceLostCallback = nullptr;
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WGPUBufferMapCallback mapAsyncCallback = nullptr;
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WGPUFenceOnCompletionCallback fenceOnCompletionCallback = nullptr;
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void* userdata = 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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~MockProcTable() override;
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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 and not has_callback_arguments(method) %}
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MOCK_METHOD({{as_cType(method.return_type.name)}},{{" "}}
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{{-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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), (override));
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{% endfor %}
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MOCK_METHOD(void, {{as_MethodSuffix(type.name, Name("reference"))}}, ({{as_cType(type.name)}} self), (override));
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MOCK_METHOD(void, {{as_MethodSuffix(type.name, Name("release"))}}, ({{as_cType(type.name)}} self), (override));
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{% endfor %}
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MOCK_METHOD(void, OnDeviceSetUncapturedErrorCallback, (WGPUDevice device, WGPUErrorCallback callback, void* userdata), (override));
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MOCK_METHOD(void, OnDeviceSetDeviceLostCallback, (WGPUDevice device, WGPUDeviceLostCallback callback, void* userdata), (override));
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MOCK_METHOD(bool, OnDevicePopErrorScopeCallback, (WGPUDevice device, WGPUErrorCallback callback, void* userdata), (override));
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MOCK_METHOD(void,
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OnBufferMapAsyncCallback,
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(WGPUBuffer buffer, WGPUBufferMapCallback callback, void* userdata),
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(override));
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MOCK_METHOD(void, OnFenceOnCompletionCallback, (WGPUFence fence, uint64_t value, WGPUFenceOnCompletionCallback callback, void* userdata), (override));
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};
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#endif // MOCK_WEBGPU_H
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