Add test running flag: --delay-test-start

Add the following flag to the test runner to aid debugging: --delay-test-start=<number of seconds> This delays the start of each test by <number of seconds>. This is useful when using debuggers, like RenderDoc, that need some extra time to attach to the process before capturing data. Bug: angleproject:5312 Change-Id: Ie1aab155e780dfae7311e046af0a7702904cd9eb Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2522504Reviewed-by: Jamie Madill <jmadill@chromium.org> Reviewed-by: Cody Northrop <cnorthrop@google.com> Commit-Queue: Tim Van Patten <timvp@google.com>

Add test running flag: --delay-test-start
3435503b · Tim Van Patten · Commit Bot · b441ffed · 3435503b
Commit 3435503b authored Nov 05, 2020 by Tim Van Patten Committed by Commit Bot Nov 13, 2020
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ANGLETest.cpp src/tests/test_utils/ANGLETest.cpp +23 -0

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--- a/src/tests/test_utils/ANGLETest.cpp
+++ b/src/tests/test_utils/ANGLETest.cpp
@@ -316,6 +316,7 @@ constexpr char kUseConfig[]                      = "--use-config=";
 constexpr char kReuseDisplays[]                  = "--reuse-displays";
 constexpr char kEnableANGLEPerTestCaptureLabel[] = "--angle-per-test-capture-label";
 constexpr char kBatchId[]                        = "--batch-id=";
+constexpr char kDelayTestStart[]                 = "--delay-test-start=";

 void SetupEnvironmentVarsForCaptureReplay()
 {
@@ -328,6 +329,18 @@ void SetupEnvironmentVarsForCaptureReplay()
 }
 }  // anonymous namespace

+int gTestStartDelaySeconds = 0;
+
+int GetTestStartDelaySeconds()
+{
+    return gTestStartDelaySeconds;
+}
+
+void SetTestStartDelay(const char *testStartDelay)
+{
+    gTestStartDelaySeconds = std::stoi(testStartDelay);
+}
+
 // static
 std::array<Vector3, 6> ANGLETestBase::GetQuadVertices()
 {
@@ -488,6 +501,12 @@ void ANGLETestBase::ANGLETestSetUp()
 {
    mSetUpCalled = true;

+    // Delay test startup to allow a debugger to attach.
+    if (GetTestStartDelaySeconds())
+    {
+        angle::Sleep(GetTestStartDelaySeconds() * 1000);
+    }
+
    gDefaultPlatformMethods.overrideWorkaroundsD3D = TestPlatform_overrideWorkaroundsD3D;
    gDefaultPlatformMethods.overrideFeaturesVk     = TestPlatform_overrideFeaturesVk;
    gDefaultPlatformMethods.logError               = TestPlatform_logError;
@@ -1396,5 +1415,9 @@ void ANGLEProcessTestArgs(int *argc, char *argv[])
        {
            gEnableANGLEPerTestCaptureLabel = true;
        }
+        else if (strncmp(argv[argIndex], kDelayTestStart, strlen(kDelayTestStart)) == 0)
+        {
+            SetTestStartDelay(argv[argIndex] + strlen(kDelayTestStart));
+        }
    }
 }