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1 //
2 // Copyright 2014 The ANGLE Project Authors. All rights reserved.
3 // Use of this source code is governed by a BSD-style license that can be
4 // found in the LICENSE file.
5 //
6 
7 // angle_test_instantiate.cpp: Adds support for filtering parameterized
8 // tests by platform, so we skip unsupported configs.
9 
10 #include "test_utils/angle_test_instantiate.h"
11 
12 #include <algorithm>
13 #include <array>
14 #include <iostream>
15 #include <map>
16 
17 #include "angle_gl.h"
18 #include "common/debug.h"
19 #include "common/platform.h"
20 #include "common/system_utils.h"
21 #include "common/third_party/base/anglebase/no_destructor.h"
22 #include "gpu_info_util/SystemInfo.h"
23 #include "test_utils/angle_test_configs.h"
24 #include "util/EGLWindow.h"
25 #include "util/OSWindow.h"
26 #include "util/test_utils.h"
27 
28 #if defined(ANGLE_PLATFORM_WINDOWS)
29 #    include <VersionHelpers.h>
30 #    include "util/windows/WGLWindow.h"
31 #endif  // defined(ANGLE_PLATFORM_WINDOWS)
32 
33 #if defined(ANGLE_PLATFORM_APPLE)
34 #    include "test_utils/angle_test_instantiate_apple.h"
35 #endif
36 
37 namespace angle
38 {
39 namespace
40 {
IsAngleEGLConfigSupported(const PlatformParameters & param,OSWindow * osWindow)41 bool IsAngleEGLConfigSupported(const PlatformParameters &param, OSWindow *osWindow)
42 {
43     std::unique_ptr<angle::Library> eglLibrary;
44 
45 #if defined(ANGLE_USE_UTIL_LOADER)
46     eglLibrary.reset(
47         angle::OpenSharedLibrary(ANGLE_EGL_LIBRARY_NAME, angle::SearchType::ModuleDir));
48 #endif
49 
50     EGLWindow *eglWindow = EGLWindow::New(param.majorVersion, param.minorVersion);
51     ConfigParameters configParams;
52     bool result =
53         eglWindow->initializeGL(osWindow, eglLibrary.get(), angle::GLESDriverType::AngleEGL,
54                                 param.eglParameters, configParams);
55     eglWindow->destroyGL();
56     EGLWindow::Delete(&eglWindow);
57     return result;
58 }
59 
IsSystemWGLConfigSupported(const PlatformParameters & param,OSWindow * osWindow)60 bool IsSystemWGLConfigSupported(const PlatformParameters &param, OSWindow *osWindow)
61 {
62 #if defined(ANGLE_PLATFORM_WINDOWS) && defined(ANGLE_USE_UTIL_LOADER)
63     std::unique_ptr<angle::Library> openglLibrary(
64         angle::OpenSharedLibrary("opengl32", angle::SearchType::SystemDir));
65 
66     WGLWindow *wglWindow = WGLWindow::New(param.majorVersion, param.minorVersion);
67     ConfigParameters configParams;
68     bool result =
69         wglWindow->initializeGL(osWindow, openglLibrary.get(), angle::GLESDriverType::SystemWGL,
70                                 param.eglParameters, configParams);
71     wglWindow->destroyGL();
72     WGLWindow::Delete(&wglWindow);
73     return result;
74 #else
75     return false;
76 #endif  // defined(ANGLE_PLATFORM_WINDOWS) && defined(ANGLE_USE_UTIL_LOADER)
77 }
78 
IsSystemEGLConfigSupported(const PlatformParameters & param,OSWindow * osWindow)79 bool IsSystemEGLConfigSupported(const PlatformParameters &param, OSWindow *osWindow)
80 {
81 #if defined(ANGLE_USE_UTIL_LOADER)
82     std::unique_ptr<angle::Library> eglLibrary;
83 
84     eglLibrary.reset(OpenSharedLibraryWithExtension(GetNativeEGLLibraryNameWithExtension(),
85                                                     SearchType::SystemDir));
86 
87     EGLWindow *eglWindow = EGLWindow::New(param.majorVersion, param.minorVersion);
88     ConfigParameters configParams;
89     bool result =
90         eglWindow->initializeGL(osWindow, eglLibrary.get(), angle::GLESDriverType::SystemEGL,
91                                 param.eglParameters, configParams);
92     eglWindow->destroyGL();
93     EGLWindow::Delete(&eglWindow);
94     return result;
95 #else
96     return false;
97 #endif
98 }
99 
IsAndroidDevice(const std::string & deviceName)100 bool IsAndroidDevice(const std::string &deviceName)
101 {
102     if (!IsAndroid())
103     {
104         return false;
105     }
106     SystemInfo *systemInfo = GetTestSystemInfo();
107     if (systemInfo->machineModelName == deviceName)
108     {
109         return true;
110     }
111     return false;
112 }
113 
IsAndroid9OrNewer()114 bool IsAndroid9OrNewer()
115 {
116     if (!IsAndroid())
117     {
118         return false;
119     }
120     SystemInfo *systemInfo = GetTestSystemInfo();
121     if (systemInfo->androidSdkLevel >= 28)
122     {
123         return true;
124     }
125     return false;
126 }
127 
GetActiveGPUDeviceInfo()128 GPUDeviceInfo *GetActiveGPUDeviceInfo()
129 {
130     SystemInfo *systemInfo = GetTestSystemInfo();
131     // Unfortunately sometimes GPU info collection can fail.
132     if (systemInfo->gpus.empty())
133     {
134         return nullptr;
135     }
136     return &systemInfo->gpus[systemInfo->activeGPUIndex];
137 }
138 
HasSystemVendorID(VendorID vendorID)139 bool HasSystemVendorID(VendorID vendorID)
140 {
141     GPUDeviceInfo *gpuInfo = GetActiveGPUDeviceInfo();
142 
143     return gpuInfo && gpuInfo->vendorId == vendorID;
144 }
145 
HasSystemDeviceID(VendorID vendorID,DeviceID deviceID)146 bool HasSystemDeviceID(VendorID vendorID, DeviceID deviceID)
147 {
148     GPUDeviceInfo *gpuInfo = GetActiveGPUDeviceInfo();
149 
150     return gpuInfo && gpuInfo->vendorId == vendorID && gpuInfo->deviceId == deviceID;
151 }
152 
153 using ParamAvailabilityCache = std::map<PlatformParameters, bool>;
154 
GetAvailabilityCache()155 ParamAvailabilityCache &GetAvailabilityCache()
156 {
157     static angle::base::NoDestructor<std::unique_ptr<ParamAvailabilityCache>>
158         sParamAvailabilityCache(new ParamAvailabilityCache());
159     return **sParamAvailabilityCache;
160 }
161 
162 constexpr size_t kMaxConfigNameLen = 100;
163 std::array<char, kMaxConfigNameLen> gSelectedConfig;
164 }  // namespace
165 
166 bool gEnableANGLEPerTestCaptureLabel = false;
167 
IsConfigSelected()168 bool IsConfigSelected()
169 {
170     return gSelectedConfig[0] != 0;
171 }
172 
173 #if !defined(ANGLE_PLATFORM_APPLE)
174 // For Apple platform, see angle_test_instantiate_apple.mm
IsMetalTextureSwizzleAvailable()175 bool IsMetalTextureSwizzleAvailable()
176 {
177     return false;
178 }
179 
IsMetalCompressedTexture3DAvailable()180 bool IsMetalCompressedTexture3DAvailable()
181 {
182     return false;
183 }
184 #endif
185 
GetTestSystemInfo()186 SystemInfo *GetTestSystemInfo()
187 {
188     static SystemInfo *sSystemInfo = nullptr;
189     if (sSystemInfo == nullptr)
190     {
191         sSystemInfo = new SystemInfo;
192         if (!GetSystemInfo(sSystemInfo))
193         {
194             std::cerr << "Warning: incomplete system info collection.\n";
195         }
196 
197         // On dual-GPU Macs we want the active GPU to always appear to be the
198         // high-performance GPU for tests.
199         // We can call the generic GPU info collector which selects the
200         // non-Intel GPU as the active one on dual-GPU machines.
201         if (IsOSX())
202         {
203             GetDualGPUInfo(sSystemInfo);
204         }
205 
206         // Print complete system info when available.
207         // Seems to trip up Android test expectation parsing.
208         // Also don't print info when a config is selected to prevent test spam.
209         if (!IsAndroid() && !IsConfigSelected())
210         {
211             PrintSystemInfo(*sSystemInfo);
212         }
213     }
214     return sSystemInfo;
215 }
216 
IsAndroid()217 bool IsAndroid()
218 {
219 #if defined(ANGLE_PLATFORM_ANDROID)
220     return true;
221 #else
222     return false;
223 #endif
224 }
225 
IsLinux()226 bool IsLinux()
227 {
228 #if defined(ANGLE_PLATFORM_LINUX)
229     return true;
230 #else
231     return false;
232 #endif
233 }
234 
IsOSX()235 bool IsOSX()
236 {
237 #if defined(ANGLE_PLATFORM_MACOS)
238     return true;
239 #else
240     return false;
241 #endif
242 }
243 
IsIOS()244 bool IsIOS()
245 {
246 #if defined(ANGLE_PLATFORM_IOS)
247     return true;
248 #else
249     return false;
250 #endif
251 }
252 
IsARM64()253 bool IsARM64()
254 {
255 // _M_ARM64 is Windows-specific, while __aarch64__ is for other platforms.
256 #if defined(_M_ARM64) || defined(__aarch64__)
257     return true;
258 #else
259     return false;
260 #endif
261 }
262 
IsOzone()263 bool IsOzone()
264 {
265 #if defined(USE_OZONE) && (defined(USE_X11) || defined(ANGLE_USE_VULKAN_DISPLAY))
266     // We do not have a proper support for Ozone/Linux yet. Still, we need to figure out how to
267     // properly initialize tests and differentiate between X11 and Wayland. Probably, passing a
268     // command line argument could be sufficient. At the moment, run tests only for X11 backend
269     // as we don't have Wayland support in Angle. Yes, this is a bit weird to return false, but
270     // it makes it possible to continue angle tests with X11 regardless of the Chromium config
271     // for linux, which is use_x11 && use_ozone.  Also, IsOzone is a bit vague now. It was only
272     // expected that angle could run with ozone/drm backend for ChromeOS. And returning true
273     // for desktop Linux when USE_OZONE && USE_X11 are both defined results in incorrect tests'
274     // expectations. We should also rework them and make IsOzone less vague.
275     //
276     // TODO(crbug.com/angleproject/4977): make it possible to switch between X11 and Wayland on
277     // Ozone/Linux builds. Probably, it's possible to identify the WAYLAND backend by checking
278     // the WAYLAND_DISPLAY or XDG_SESSION_TYPE env vars. And also make the IsOzone method less
279     // vague (read the comment above).
280     return false;
281 #elif defined(USE_OZONE)
282     return true;
283 #else
284     return false;
285 #endif
286 }
287 
IsWindows()288 bool IsWindows()
289 {
290 #if defined(ANGLE_PLATFORM_WINDOWS)
291     return true;
292 #else
293     return false;
294 #endif
295 }
296 
IsWindows7()297 bool IsWindows7()
298 {
299 #if defined(ANGLE_PLATFORM_WINDOWS)
300     return ::IsWindows7OrGreater() && !::IsWindows8OrGreater();
301 #else
302     return false;
303 #endif
304 }
305 
IsFuchsia()306 bool IsFuchsia()
307 {
308 #if defined(ANGLE_PLATFORM_FUCHSIA)
309     return true;
310 #else
311     return false;
312 #endif
313 }
314 
IsNexus5X()315 bool IsNexus5X()
316 {
317     return IsAndroidDevice("Nexus 5X");
318 }
319 
IsNexus9()320 bool IsNexus9()
321 {
322     return IsAndroidDevice("Nexus 9");
323 }
324 
IsPixelXL()325 bool IsPixelXL()
326 {
327     return IsAndroidDevice("Pixel XL");
328 }
329 
IsPixel2()330 bool IsPixel2()
331 {
332     return IsAndroidDevice("Pixel 2");
333 }
334 
IsPixel2XL()335 bool IsPixel2XL()
336 {
337     return IsAndroidDevice("Pixel 2 XL");
338 }
339 
IsPixel4()340 bool IsPixel4()
341 {
342     return IsAndroidDevice("Pixel 4");
343 }
344 
IsPixel4XL()345 bool IsPixel4XL()
346 {
347     return IsAndroidDevice("Pixel 4 XL");
348 }
349 
IsNVIDIAShield()350 bool IsNVIDIAShield()
351 {
352     return IsAndroidDevice("SHIELD Android TV");
353 }
354 
IsIntel()355 bool IsIntel()
356 {
357     return HasSystemVendorID(kVendorID_Intel);
358 }
359 
IsIntelUHD630Mobile()360 bool IsIntelUHD630Mobile()
361 {
362     return HasSystemDeviceID(kVendorID_Intel, kDeviceID_UHD630Mobile);
363 }
364 
IsAMD()365 bool IsAMD()
366 {
367     return HasSystemVendorID(kVendorID_AMD);
368 }
369 
IsARM()370 bool IsARM()
371 {
372     return HasSystemVendorID(kVendorID_ARM);
373 }
374 
IsSwiftshaderDevice()375 bool IsSwiftshaderDevice()
376 {
377     return HasSystemDeviceID(kVendorID_GOOGLE, kDeviceID_Swiftshader);
378 }
379 
IsNVIDIA()380 bool IsNVIDIA()
381 {
382 #if defined(ANGLE_PLATFORM_ANDROID)
383     // NVIDIA Shield cannot detect vendor ID (http://anglebug.com/3541)
384     if (IsNVIDIAShield())
385     {
386         return true;
387     }
388 #endif
389     return HasSystemVendorID(kVendorID_NVIDIA);
390 }
391 
IsQualcomm()392 bool IsQualcomm()
393 {
394     return IsNexus5X() || IsNexus9() || IsPixelXL() || IsPixel2() || IsPixel2XL() || IsPixel4() ||
395            IsPixel4XL();
396 }
397 
Is64Bit()398 bool Is64Bit()
399 {
400 #if defined(ANGLE_IS_64_BIT_CPU)
401     return true;
402 #else
403     return false;
404 #endif  // defined(ANGLE_IS_64_BIT_CPU)
405 }
406 
IsConfigAllowlisted(const SystemInfo & systemInfo,const PlatformParameters & param)407 bool IsConfigAllowlisted(const SystemInfo &systemInfo, const PlatformParameters &param)
408 {
409     VendorID vendorID =
410         systemInfo.gpus.empty() ? 0 : systemInfo.gpus[systemInfo.activeGPUIndex].vendorId;
411 
412     // We support the default and null back-ends on every platform.
413     if (param.driver == GLESDriverType::AngleEGL)
414     {
415         if (param.getRenderer() == EGL_PLATFORM_ANGLE_TYPE_DEFAULT_ANGLE)
416             return true;
417         if (param.getRenderer() == EGL_PLATFORM_ANGLE_TYPE_NULL_ANGLE)
418             return true;
419     }
420 
421     // TODO: http://crbug.com/swiftshader/145
422     // Swiftshader does not currently have all the robustness features
423     // we need for ANGLE. In particular, it is unable to detect and recover
424     // from infinitely looping shaders. That bug is the tracker for fixing
425     // that and when resolved we can remove the following code.
426     // This test will disable tests marked with the config WithRobustness
427     // when run with the swiftshader Vulkan driver and on Android.
428     if ((param.isSwiftshader() || IsSwiftshaderDevice()) &&
429         param.eglParameters.robustness == EGL_TRUE)
430     {
431         return false;
432     }
433 
434     if (IsWindows())
435     {
436         switch (param.driver)
437         {
438             case GLESDriverType::AngleEGL:
439                 switch (param.getRenderer())
440                 {
441                     case EGL_PLATFORM_ANGLE_TYPE_D3D9_ANGLE:
442                     case EGL_PLATFORM_ANGLE_TYPE_D3D11_ANGLE:
443                         return true;
444                     case EGL_PLATFORM_ANGLE_TYPE_OPENGL_ANGLE:
445                         // Note we disable AMD OpenGL testing on Windows due to using a very old and
446                         // outdated card with many driver bugs. See http://anglebug.com/5123
447                         return !IsAMD();
448                     case EGL_PLATFORM_ANGLE_TYPE_VULKAN_ANGLE:
449                         if (IsARM64())
450                         {
451                             return param.getDeviceType() ==
452                                    EGL_PLATFORM_ANGLE_DEVICE_TYPE_SWIFTSHADER_ANGLE;
453                         }
454                         return true;
455                     case EGL_PLATFORM_ANGLE_TYPE_OPENGLES_ANGLE:
456                         // ES 3.1+ back-end is not supported properly.
457                         if (param.eglParameters.majorVersion == 3 &&
458                             param.eglParameters.minorVersion > 0)
459                         {
460                             return false;
461                         }
462 
463                         // Win ES emulation is currently only supported on NVIDIA.
464                         return IsNVIDIA(vendorID);
465                     default:
466                         return false;
467                 }
468             case GLESDriverType::SystemWGL:
469                 // AMD does not support the ES compatibility extensions.
470                 return !IsAMD(vendorID);
471             default:
472                 return false;
473         }
474     }
475 
476 #if defined(ANGLE_PLATFORM_APPLE)
477     if (IsOSX() || IsIOS())
478     {
479         // We do not support non-ANGLE bindings on OSX.
480         if (param.driver != GLESDriverType::AngleEGL)
481         {
482             return false;
483         }
484 
485         switch (param.getRenderer())
486         {
487             case EGL_PLATFORM_ANGLE_TYPE_OPENGL_ANGLE:
488                 // ES 3.1+ back-end is not supported properly.
489                 if (param.majorVersion == 3 && param.minorVersion > 0)
490                 {
491                     return false;
492                 }
493                 return true;
494             case EGL_PLATFORM_ANGLE_TYPE_METAL_ANGLE:
495                 if (!IsMetalRendererAvailable())
496                 {
497                     return false;
498                 }
499                 return true;
500             case EGL_PLATFORM_ANGLE_TYPE_VULKAN_ANGLE:
501                 // OSX does not support native vulkan
502                 return param.getDeviceType() == EGL_PLATFORM_ANGLE_DEVICE_TYPE_SWIFTSHADER_ANGLE;
503             default:
504                 return false;
505         }
506     }
507 #endif  // #if defined(ANGLE_PLATFORM_APPLE)
508 
509     if (IsFuchsia())
510     {
511         // We do not support non-ANGLE bindings on Fuchsia.
512         if (param.driver != GLESDriverType::AngleEGL)
513         {
514             return false;
515         }
516 
517         // ES 3 configs do not work properly on Fuchsia ARM.
518         // TODO(anglebug.com/4352): Investigate missing features.
519         if (param.majorVersion > 2 && IsARM())
520             return false;
521 
522         // Loading swiftshader is not brought up on Fuchsia.
523         // TODO(anglebug.com/4353): Support loading swiftshader vulkan ICD.
524         if (param.getDeviceType() == EGL_PLATFORM_ANGLE_DEVICE_TYPE_SWIFTSHADER_ANGLE)
525             return false;
526 
527         // Currently we only support the Vulkan back-end on Fuchsia.
528         return (param.getRenderer() == EGL_PLATFORM_ANGLE_TYPE_VULKAN_ANGLE);
529     }
530 
531     if (IsOzone())
532     {
533         // We do not support non-ANGLE bindings on Ozone.
534         if (param.driver != GLESDriverType::AngleEGL)
535             return false;
536 
537         // ES 3 configs do not work properly on Ozone.
538         if (param.majorVersion > 2)
539             return false;
540 
541         // Currently we only support the GLES back-end on Ozone.
542         return (param.getRenderer() == EGL_PLATFORM_ANGLE_TYPE_OPENGLES_ANGLE);
543     }
544 
545     if (IsLinux() || IsAndroid())
546     {
547         // We do not support WGL bindings on Linux/Android. We do support system EGL.
548         switch (param.driver)
549         {
550             case GLESDriverType::SystemEGL:
551                 return param.getRenderer() == EGL_PLATFORM_ANGLE_TYPE_DEFAULT_ANGLE;
552             case GLESDriverType::SystemWGL:
553                 return false;
554             default:
555                 break;
556         }
557     }
558 
559     if (IsLinux())
560     {
561         ASSERT(param.driver == GLESDriverType::AngleEGL);
562 
563         // Currently we support the OpenGL and Vulkan back-ends on Linux.
564         switch (param.getRenderer())
565         {
566             case EGL_PLATFORM_ANGLE_TYPE_OPENGL_ANGLE:
567                 return true;
568             case EGL_PLATFORM_ANGLE_TYPE_VULKAN_ANGLE:
569                 // http://issuetracker.google.com/173004081
570                 return !IsIntel() || param.eglParameters.asyncCommandQueueFeatureVulkan != EGL_TRUE;
571             default:
572                 return false;
573         }
574     }
575 
576     if (IsAndroid())
577     {
578         ASSERT(param.driver == GLESDriverType::AngleEGL);
579 
580         // Nexus Android devices don't support backing 3.2 contexts
581         if (param.eglParameters.majorVersion == 3 && param.eglParameters.minorVersion == 2)
582         {
583             if (IsNexus5X())
584             {
585                 return false;
586             }
587         }
588 
589         // Currently we support the GLES and Vulkan back-ends on Android.
590         switch (param.getRenderer())
591         {
592             case EGL_PLATFORM_ANGLE_TYPE_OPENGLES_ANGLE:
593                 return true;
594             case EGL_PLATFORM_ANGLE_TYPE_VULKAN_ANGLE:
595                 // Swiftshader's vulkan frontend doesn't build on Android.
596                 if (param.getDeviceType() == EGL_PLATFORM_ANGLE_DEVICE_TYPE_SWIFTSHADER_ANGLE)
597                 {
598                     return false;
599                 }
600                 if (!IsAndroid9OrNewer())
601                 {
602                     return false;
603                 }
604                 if (param.eglParameters.supportsVulkanViewportFlip == EGL_FALSE)
605                 {
606                     return false;
607                 }
608                 return true;
609             default:
610                 return false;
611         }
612     }
613 
614     // Unknown platform.
615     return false;
616 }
617 
IsConfigSupported(const PlatformParameters & param)618 bool IsConfigSupported(const PlatformParameters &param)
619 {
620     OSWindow *osWindow = OSWindow::New();
621     bool result        = false;
622     if (osWindow->initialize("CONFIG_TESTER", 1, 1))
623     {
624         switch (param.driver)
625         {
626             case GLESDriverType::AngleEGL:
627                 result = IsAngleEGLConfigSupported(param, osWindow);
628                 break;
629             case GLESDriverType::SystemEGL:
630                 result = IsSystemEGLConfigSupported(param, osWindow);
631                 break;
632             case GLESDriverType::SystemWGL:
633                 result = IsSystemWGLConfigSupported(param, osWindow);
634                 break;
635         }
636 
637         osWindow->destroy();
638     }
639 
640     OSWindow::Delete(&osWindow);
641     return result;
642 }
643 
IsPlatformAvailable(const PlatformParameters & param)644 bool IsPlatformAvailable(const PlatformParameters &param)
645 {
646     // Disable "null" device when not on ANGLE or in D3D9.
647     if (param.getDeviceType() == EGL_PLATFORM_ANGLE_DEVICE_TYPE_NULL_ANGLE)
648     {
649         if (param.driver != GLESDriverType::AngleEGL)
650             return false;
651         if (param.getRenderer() == EGL_PLATFORM_ANGLE_TYPE_D3D9_ANGLE)
652             return false;
653     }
654 
655     switch (param.getRenderer())
656     {
657         case EGL_PLATFORM_ANGLE_TYPE_DEFAULT_ANGLE:
658             break;
659 
660         case EGL_PLATFORM_ANGLE_TYPE_D3D9_ANGLE:
661 #if !defined(ANGLE_ENABLE_D3D9)
662             return false;
663 #else
664             break;
665 #endif
666 
667         case EGL_PLATFORM_ANGLE_TYPE_D3D11_ANGLE:
668 #if !defined(ANGLE_ENABLE_D3D11)
669             return false;
670 #else
671             break;
672 #endif
673 
674         case EGL_PLATFORM_ANGLE_TYPE_OPENGL_ANGLE:
675         case EGL_PLATFORM_ANGLE_TYPE_OPENGLES_ANGLE:
676 #if !defined(ANGLE_ENABLE_OPENGL)
677             return false;
678 #else
679             break;
680 #endif
681 
682         case EGL_PLATFORM_ANGLE_TYPE_VULKAN_ANGLE:
683 #if !defined(ANGLE_ENABLE_VULKAN)
684             return false;
685 #else
686             break;
687 #endif
688 
689         case EGL_PLATFORM_ANGLE_TYPE_METAL_ANGLE:
690 #if !defined(ANGLE_ENABLE_METAL)
691             return false;
692 #else
693             break;
694 #endif
695 
696         case EGL_PLATFORM_ANGLE_TYPE_NULL_ANGLE:
697 #if !defined(ANGLE_ENABLE_NULL)
698             return false;
699 #else
700             break;
701 #endif
702 
703         default:
704             std::cout << "Unknown test platform: " << param << std::endl;
705             return false;
706     }
707 
708     bool result = false;
709 
710     auto iter = GetAvailabilityCache().find(param);
711     if (iter != GetAvailabilityCache().end())
712     {
713         result = iter->second;
714     }
715     else
716     {
717         if (IsConfigSelected())
718         {
719             std::stringstream strstr;
720             strstr << param;
721             if (strstr.str() == std::string(gSelectedConfig.data()))
722             {
723                 result = true;
724             }
725         }
726         else
727         {
728             const SystemInfo *systemInfo = GetTestSystemInfo();
729 
730             if (systemInfo)
731             {
732                 result = IsConfigAllowlisted(*systemInfo, param);
733             }
734             else
735             {
736                 result = IsConfigSupported(param);
737             }
738         }
739 
740         GetAvailabilityCache()[param] = result;
741 
742         // Enable this unconditionally to print available platforms.
743         if (IsConfigSelected())
744         {
745             if (result)
746             {
747                 std::cout << "Test Config: " << param << "\n";
748             }
749         }
750         else if (!result)
751         {
752             std::cout << "Skipping tests using configuration " << param
753                       << " because it is not available.\n";
754         }
755     }
756     return result;
757 }
758 
GetAvailableTestPlatformNames()759 std::vector<std::string> GetAvailableTestPlatformNames()
760 {
761     std::vector<std::string> platformNames;
762 
763     for (const auto &iter : GetAvailabilityCache())
764     {
765         if (iter.second)
766         {
767             std::stringstream strstr;
768             strstr << iter.first;
769             platformNames.push_back(strstr.str());
770         }
771     }
772 
773     // Keep the list sorted.
774     std::sort(platformNames.begin(), platformNames.end());
775 
776     return platformNames;
777 }
778 
SetSelectedConfig(const char * selectedConfig)779 void SetSelectedConfig(const char *selectedConfig)
780 {
781     gSelectedConfig.fill(0);
782     strncpy(gSelectedConfig.data(), selectedConfig, kMaxConfigNameLen - 1);
783 }
784 }  // namespace angle
785