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// Test file for Sequence v2 system
// Phase 1: Foundation tests (NodeRegistry, SequenceV2 base class)
#include "gpu/sequence_v2.h"
#include "gpu/effect_v2.h"
#include "tests/common/webgpu_test_fixture.h"
#include <cassert>
#include <cstdio>
// Simple test effect for DAG execution
class TestEffectV2 : public EffectV2 {
public:
TestEffectV2(const GpuContext& ctx, const std::vector<std::string>& inputs,
const std::vector<std::string>& outputs)
: EffectV2(ctx, inputs, outputs), render_called_(false) {
}
void render(WGPUCommandEncoder encoder, const UniformsSequenceParams& params,
NodeRegistry& nodes) override {
(void)encoder;
(void)params;
(void)nodes;
render_called_ = true;
}
bool was_render_called() const {
return render_called_;
}
private:
bool render_called_;
};
// Test: NodeRegistry basic allocation
void test_node_registry_basic() {
WebGPUTestFixture fixture;
if (!fixture.init()) {
fprintf(stderr, "Skipping test_node_registry_basic (no GPU)\n");
return;
}
NodeRegistry registry(fixture.ctx().device, 1280, 720);
// Declare node
registry.declare_node("test_node", NodeType::U8X4_NORM, 1280, 720);
// Verify node exists
assert(registry.has_node("test_node"));
// Get view (should not crash)
WGPUTextureView view = registry.get_view("test_node");
assert(view != nullptr);
printf("PASS: NodeRegistry basic allocation\n");
}
// Test: NodeRegistry aliased nodes (ping-pong optimization)
void test_node_registry_aliased() {
WebGPUTestFixture fixture;
if (!fixture.init()) {
fprintf(stderr, "Skipping test_node_registry_aliased (no GPU)\n");
return;
}
NodeRegistry registry(fixture.ctx().device, 1280, 720);
// Declare backing node
registry.declare_node("frame_a", NodeType::U8X4_NORM, 1280, 720);
// Declare aliased node
registry.declare_aliased_node("frame_b", "frame_a");
// Both should resolve to same view
WGPUTextureView view_a = registry.get_view("frame_a");
WGPUTextureView view_b = registry.get_view("frame_b");
assert(view_a == view_b);
printf("PASS: NodeRegistry aliased nodes\n");
}
// Test: NodeRegistry multi-output views
void test_node_registry_multi_output() {
WebGPUTestFixture fixture;
if (!fixture.init()) {
fprintf(stderr, "Skipping test_node_registry_multi_output (no GPU)\n");
return;
}
NodeRegistry registry(fixture.ctx().device, 1280, 720);
// Declare multiple nodes
registry.declare_node("output1", NodeType::U8X4_NORM, 1280, 720);
registry.declare_node("output2", NodeType::F32X4, 1280, 720);
// Get multiple views
std::vector<std::string> names = {"output1", "output2"};
std::vector<WGPUTextureView> views = registry.get_output_views(names);
assert(views.size() == 2);
assert(views[0] != nullptr);
assert(views[1] != nullptr);
printf("PASS: NodeRegistry multi-output views\n");
}
// Test: SequenceV2 default preprocess
void test_sequence_v2_preprocess() {
WebGPUTestFixture fixture;
if (!fixture.init()) {
fprintf(stderr, "Skipping test_sequence_v2_preprocess (no GPU)\n");
return;
}
SequenceV2 seq(fixture.ctx(), 1280, 720);
// Call preprocess with test values
seq.preprocess(1.0f, 4.0f, 0.5f, 0.8f);
// No crash = success (params updated internally)
printf("PASS: SequenceV2 preprocess\n");
}
// Test: SequenceV2 DAG execution
void test_sequence_v2_dag_execution() {
WebGPUTestFixture fixture;
if (!fixture.init()) {
fprintf(stderr, "Skipping test_sequence_v2_dag_execution (no GPU)\n");
return;
}
// Create sequence
class TestSequence : public SequenceV2 {
public:
TestSequence(const GpuContext& ctx)
: SequenceV2(ctx, 1280, 720),
effect1_(std::make_shared<TestEffectV2>(ctx, std::vector<std::string>{"source"},
std::vector<std::string>{"temp"})),
effect2_(std::make_shared<TestEffectV2>(ctx, std::vector<std::string>{"temp"},
std::vector<std::string>{"sink"})) {
// Build DAG (2 effects in sequence)
effect_dag_.push_back(
{effect1_, {"source"}, {"temp"}, 0});
effect_dag_.push_back(
{effect2_, {"temp"}, {"sink"}, 1});
}
std::shared_ptr<TestEffectV2> effect1_;
std::shared_ptr<TestEffectV2> effect2_;
};
TestSequence seq(fixture.ctx());
// Create command encoder
WGPUCommandEncoderDescriptor enc_desc = {};
WGPUCommandEncoder encoder =
wgpuDeviceCreateCommandEncoder(fixture.ctx().device, &enc_desc);
// Execute DAG
seq.render_effects(encoder);
// Verify both effects called
assert(seq.effect1_->was_render_called());
assert(seq.effect2_->was_render_called());
// Cleanup
WGPUCommandBuffer cmd = wgpuCommandEncoderFinish(encoder, nullptr);
wgpuCommandBufferRelease(cmd);
wgpuCommandEncoderRelease(encoder);
printf("PASS: SequenceV2 DAG execution\n");
}
int main() {
printf("Running Sequence v2 tests...\n");
test_node_registry_basic();
test_node_registry_aliased();
test_node_registry_multi_output();
test_sequence_v2_preprocess();
test_sequence_v2_dag_execution();
printf("All Sequence v2 tests passed!\n");
return 0;
}
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