Switch profiler from isolates to threads [second landing]

runtime/vm/thread_interrupter_test.cc

Index: runtime/vm/thread_interrupter_test.cc
diff --git a/runtime/vm/thread_interrupter_test.cc b/runtime/vm/thread_interrupter_test.cc
deleted file mode 100644
index aeb9ff188f8d7c79bc106dc5d2430cc6def59247..0000000000000000000000000000000000000000
--- a/runtime/vm/thread_interrupter_test.cc
+++ /dev/null
@@ -1,66 +0,0 @@
-// Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE file.
-
-#include "platform/assert.h"
-
-#include "vm/dart_api_impl.h"
-#include "vm/dart_api_state.h"
-#include "vm/globals.h"
-#include "vm/thread_interrupter.h"
-#include "vm/unit_test.h"
-
-namespace dart {
-
-class ThreadInterrupterTestHelper : public AllStatic {
- public:
-  static void InterruptTest(const intptr_t run_time, const intptr_t period) {
-    const double allowed_error = 0.25;  // +/- 25%
-    intptr_t count = 0;
-    Thread::EnsureInit();
-    Thread* thread = Thread::Current();
-    thread->SetThreadInterrupter(IncrementCallback, &count);
-    ThreadInterrupter::SetInterruptPeriod(period);
-    OS::Sleep(run_time * kMillisecondsPerSecond);
-    thread->SetThreadInterrupter(NULL, NULL);
-    intptr_t run_time_micros = run_time * kMicrosecondsPerSecond;
-    intptr_t expected_interrupts = run_time_micros / period;
-    intptr_t error = allowed_error * expected_interrupts;
-    intptr_t low_bar = expected_interrupts - error;
-    intptr_t high_bar = expected_interrupts + error;
-    EXPECT_GE(count, low_bar);
-    EXPECT_LE(count, high_bar);
-  }
-
-  static void IncrementCallback(const InterruptedThreadState& state,
-                                void* data) {
-    ASSERT(data != NULL);
-    intptr_t* counter = reinterpret_cast<intptr_t*>(data);
-    *counter = *counter + 1;
-  }
-};
-
-
-TEST_CASE(ThreadInterrupterHigh) {
-  const intptr_t kRunTimeSeconds = 5;
-  const intptr_t kInterruptPeriodMicros = 250;
-  ThreadInterrupterTestHelper::InterruptTest(kRunTimeSeconds,
-                                             kInterruptPeriodMicros);
-}
-
-TEST_CASE(ThreadInterrupterMedium) {
-  const intptr_t kRunTimeSeconds = 5;
-  const intptr_t kInterruptPeriodMicros = 500;
-  ThreadInterrupterTestHelper::InterruptTest(kRunTimeSeconds,
-                                             kInterruptPeriodMicros);
-}
-
-TEST_CASE(ThreadInterrupterLow) {
-  const intptr_t kRunTimeSeconds = 5;
-  const intptr_t kInterruptPeriodMicros = 1000;
-  ThreadInterrupterTestHelper::InterruptTest(kRunTimeSeconds,
-                                             kInterruptPeriodMicros);
-}
-
-
-}  // namespace dart