1 files changed, 127 insertions, 0 deletions
diff --git a/libparc/parc/developer/test/test_parc_Timing.c b/libparc/parc/developer/test/test_parc_Timing.c
new file mode 100755
index 00000000..eafa2350
--- /dev/null
+++ b/libparc/parc/developer/test/test_parc_Timing.c
@@ -0,0 +1,127 @@
+/*
+ * Copyright (c) 2017 Cisco and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ */
+
+#include <config.h>
+
+#define PARCTIMING_ENABLE 1
+#include "../parc_Timing.h"
+
+#include <inttypes.h>
+#include <stdio.h>
+#include <parc/algol/parc_SafeMemory.h>
+#include <LongBow/unit-test.h>
+
+LONGBOW_TEST_RUNNER(parc_Timing)
+{
+    LONGBOW_RUN_TEST_FIXTURE(Global);
+}
+
+// The Test Runner calls this function once before any Test Fixtures are run.
+LONGBOW_TEST_RUNNER_SETUP(parc_Timing)
+{
+    return LONGBOW_STATUS_SUCCEEDED;
+}
+
+// The Test Runner calls this function once after all the Test Fixtures are run.
+LONGBOW_TEST_RUNNER_TEARDOWN(parc_Timing)
+{
+    return LONGBOW_STATUS_SUCCEEDED;
+}
+
+LONGBOW_TEST_FIXTURE(Global)
+{
+    LONGBOW_RUN_TEST_CASE(Global, parcTiming_One);
+    LONGBOW_RUN_TEST_CASE(Global, parcTiming_Two);
+}
+
+LONGBOW_TEST_FIXTURE_SETUP(Global)
+{
+    return LONGBOW_STATUS_SUCCEEDED;
+}
+
+LONGBOW_TEST_FIXTURE_TEARDOWN(Global)
+{
+    if (parcSafeMemory_ReportAllocation(STDOUT_FILENO) != 0) {
+        printf("('%s' leaks memory by %d (allocs - frees)) ", longBowTestCase_GetName(testCase), parcMemory_Outstanding());
+        return LONGBOW_STATUS_MEMORYLEAK;
+    }
+    return LONGBOW_STATUS_SUCCEEDED;
+}
+
+static void
+_delay(void)
+{
+    int count = 0;
+    for (int i = 0; i < 100000; i++) {
+        count++;
+    }
+}
+
+LONGBOW_TEST_CASE(Global, parcTiming_One)
+{
+    parcTiming_Init(foo);
+    parcTiming_Start(foo);
+    _delay();
+    parcTiming_Stop(foo);
+
+    uint64_t delta = parcTiming_Delta(foo);
+
+    assertTrue(delta > 0, "Did not measure a delta, expected positive");
+    parcTiming_Fini(foo);
+}
+
+/*
+ * Test two clocks at the same time
+ */
+LONGBOW_TEST_CASE(Global, parcTiming_Two)
+{
+    parcTiming_Init(outer);
+    parcTiming_Init(inner);
+
+    parcTiming_Start(outer);
+    _delay();
+
+    parcTiming_Start(inner);
+    _delay();
+    parcTiming_Stop(inner);
+
+    parcTiming_Stop(outer);
+
+    uint64_t deltaOuter = parcTiming_Delta(outer);
+    uint64_t deltaInner = parcTiming_Delta(inner);
+
+    assertTrue(deltaOuter > deltaInner,
+               "expected the outer timer to be greater than the inner timer: outer %" PRIu64 ", inner %" PRIu64,
+               deltaOuter, deltaInner);
+
+    printf("outer %" PRIu64 ", inner %" PRIu64, deltaOuter, deltaInner);
+
+    parcTiming_Fini(outer);
+    parcTiming_Fini(inner);
+}
+
+// ===============================================================
+
+int
+main(int argc, char *argv[])
+{
+    LongBowRunner *testRunner = LONGBOW_TEST_RUNNER_CREATE(parc_Timing);
+    int exitStatus = longBowMain(argc, argv, testRunner, NULL);
+    longBowTestRunner_Destroy(&testRunner);
+    exit(exitStatus);
+}