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Contain XCUI ImGui adapters behind explicit host seams

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This commit is contained in:
ssdfasd
2026-04-05 13:24:14 +08:00
parent 56f596548d
commit f943a07862
23 changed files with 1134 additions and 290 deletions
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77
tests/NewEditor/test_xcui_hosted_preview_presenter.cpp
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@@ -12,6 +12,7 @@
namespace {
using XCEngine::Editor::XCUIBackend::CreateImGuiXCUIHostedPreviewPresenter;
using XCEngine::Editor::XCUIBackend::CreateNullXCUIHostedPreviewPresenter;
using XCEngine::Editor::XCUIBackend::CreateQueuedNativeXCUIHostedPreviewPresenter;
using XCEngine::Editor::XCUIBackend::IImGuiXCUIHostedPreviewTargetBinding;
using XCEngine::Editor::XCUIBackend::IXCUIHostedPreviewPresenter;
@@ -92,6 +93,80 @@ TEST(XCUIHostedPreviewPresenterTest, PresentReturnsFalseAndClearsStatsWhenFrameH
EXPECT_EQ(stats.flushedCommandCount, 0u);
}
TEST(XCUIHostedPreviewPresenterTest, NullPresenterReturnsFalseAndClearsStatsWhenFrameHasNoDrawData) {
std::unique_ptr<IXCUIHostedPreviewPresenter> presenter = CreateNullXCUIHostedPreviewPresenter();
ASSERT_NE(presenter, nullptr);
XCUIHostedPreviewFrame frame = {};
const bool presented = presenter->Present(frame);
const XCUIHostedPreviewStats& stats = presenter->GetLastStats();
EXPECT_FALSE(presented);
EXPECT_FALSE(stats.presented);
EXPECT_FALSE(stats.queuedToNativePass);
EXPECT_EQ(stats.submittedDrawListCount, 0u);
EXPECT_EQ(stats.submittedCommandCount, 0u);
EXPECT_EQ(stats.flushedDrawListCount, 0u);
EXPECT_EQ(stats.flushedCommandCount, 0u);
}
TEST(XCUIHostedPreviewPresenterTest, NullPresenterAcceptsDrawDataWithoutPresentingOrQueueing) {
std::unique_ptr<IXCUIHostedPreviewPresenter> presenter = CreateNullXCUIHostedPreviewPresenter();
ASSERT_NE(presenter, nullptr);
XCEngine::UI::UIDrawData drawData = {};
XCEngine::UI::UIDrawList& drawList = drawData.EmplaceDrawList("HostedPreviewNull");
drawList.AddFilledRect(
XCEngine::UI::UIRect(12.0f, 14.0f, 48.0f, 30.0f),
XCEngine::UI::UIColor(0.25f, 0.5f, 0.8f, 1.0f));
drawList.AddText(
XCEngine::UI::UIPoint(18.0f, 24.0f),
"null",
XCEngine::UI::UIColor(1.0f, 1.0f, 1.0f, 1.0f),
14.0f);
XCUIHostedPreviewFrame frame = {};
frame.drawData = &drawData;
frame.debugName = "XCUI Null Preview";
const bool presented = presenter->Present(frame);
const XCUIHostedPreviewStats& stats = presenter->GetLastStats();
EXPECT_FALSE(presented);
EXPECT_FALSE(stats.presented);
EXPECT_FALSE(stats.queuedToNativePass);
EXPECT_EQ(stats.submittedDrawListCount, 1u);
EXPECT_EQ(stats.submittedCommandCount, 2u);
EXPECT_EQ(stats.flushedDrawListCount, 0u);
EXPECT_EQ(stats.flushedCommandCount, 0u);
}
TEST(XCUIHostedPreviewPresenterTest, NullPresenterSurfaceQueriesReturnFalseAndClearOutputs) {
std::unique_ptr<IXCUIHostedPreviewPresenter> presenter = CreateNullXCUIHostedPreviewPresenter();
ASSERT_NE(presenter, nullptr);
XCUIHostedPreviewSurfaceDescriptor descriptor = {};
descriptor.debugName = "stale";
descriptor.debugSource = "stale";
descriptor.queuedThisFrame = true;
XCUIHostedPreviewSurfaceImage image = {};
image.texture = MakeHostedPreviewTextureHandle(29u, 256u, 128u);
image.surfaceWidth = 256u;
image.surfaceHeight = 128u;
EXPECT_FALSE(presenter->TryGetSurfaceDescriptor("XCUI Demo", descriptor));
EXPECT_TRUE(descriptor.debugName.empty());
EXPECT_TRUE(descriptor.debugSource.empty());
EXPECT_FALSE(descriptor.queuedThisFrame);
EXPECT_FALSE(descriptor.image.IsValid());
EXPECT_FALSE(presenter->TryGetSurfaceImage("XCUI Demo", image));
EXPECT_FALSE(image.IsValid());
EXPECT_EQ(image.surfaceWidth, 0u);
EXPECT_EQ(image.surfaceHeight, 0u);
}
TEST(XCUIHostedPreviewPresenterTest, PresentFlushesDrawDataIntoExplicitBindingResolvedImGuiDrawList) {
ImGuiContextScope contextScope;
PrepareImGui(800.0f, 600.0f);
@@ -229,7 +304,7 @@ TEST(XCUIHostedPreviewPresenterTest, PresentFlushesDrawDataIntoExplicitBindingRe
EXPECT_GE(targetDrawList->CmdBuffer.Size, baselineCommandCount);
}
TEST(XCUIHostedPreviewPresenterTest, DefaultFactoryStillUsesCurrentWindowBindingForLegacyImGuiPath) {
TEST(XCUIHostedPreviewPresenterTest, DefaultFactoryStillUsesCurrentWindowBindingForImGuiPresenterPath) {
ImGuiContextScope contextScope;
PrepareImGui(800.0f, 600.0f);