3 files changed, 517 insertions, 0 deletions
diff --git a/libparc/parc/statistics/test/CMakeLists.txt b/libparc/parc/statistics/test/CMakeLists.txt
new file mode 100644
index 00000000..fde78d5b
--- /dev/null
+++ b/libparc/parc/statistics/test/CMakeLists.txt
@@ -0,0 +1,14 @@
+set(TestsExpectedToPass
+  test_parc_BasicStats
+  test_parc_EWMA
+  )
+
+# Enable gcov output for the tests
+add_definitions(--coverage)
+set(CMAKE_EXE_LINKER_FLAGS ${CMAKE_EXE_LINKER_FLAGS} " --coverage")
+
+foreach(test ${TestsExpectedToPass})
+   AddTest(${test})
+endforeach()
+
+
diff --git a/libparc/parc/statistics/test/test_parc_BasicStats.c b/libparc/parc/statistics/test/test_parc_BasicStats.c
new file mode 100644
index 00000000..129e8317
--- /dev/null
+++ b/libparc/parc/statistics/test/test_parc_BasicStats.c
@@ -0,0 +1,246 @@
+/*
+ * 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 "../parc_BasicStats.c"
+
+#include <inttypes.h>
+#include <math.h>
+
+#include <LongBow/testing.h>
+#include <LongBow/debugging.h>
+#include <parc/algol/parc_Memory.h>
+#include <parc/algol/parc_SafeMemory.h>
+#include <parc/algol/parc_DisplayIndented.h>
+
+#include <parc/testing/parc_MemoryTesting.h>
+#include <parc/testing/parc_ObjectTesting.h>
+
+LONGBOW_TEST_RUNNER(parc_BasicStats)
+{
+    // The following Test Fixtures will run their corresponding Test Cases.
+    // Test Fixtures are run in the order specified, but all tests should be idempotent.
+    // Never rely on the execution order of tests or share state between them.
+    LONGBOW_RUN_TEST_FIXTURE(CreateAcquireRelease);
+    LONGBOW_RUN_TEST_FIXTURE(Object);
+    LONGBOW_RUN_TEST_FIXTURE(Specialization);
+}
+
+// The Test Runner calls this function once before any Test Fixtures are run.
+LONGBOW_TEST_RUNNER_SETUP(parc_BasicStats)
+{
+    return LONGBOW_STATUS_SUCCEEDED;
+}
+
+// The Test Runner calls this function once after all the Test Fixtures are run.
+LONGBOW_TEST_RUNNER_TEARDOWN(parc_BasicStats)
+{
+    return LONGBOW_STATUS_SUCCEEDED;
+}
+
+LONGBOW_TEST_FIXTURE(CreateAcquireRelease)
+{
+    LONGBOW_RUN_TEST_CASE(CreateAcquireRelease, CreateRelease);
+}
+
+LONGBOW_TEST_FIXTURE_SETUP(CreateAcquireRelease)
+{
+    return LONGBOW_STATUS_SUCCEEDED;
+}
+
+LONGBOW_TEST_FIXTURE_TEARDOWN(CreateAcquireRelease)
+{
+    if (!parcMemoryTesting_ExpectedOutstanding(0, "%s leaked memory.", longBowTestCase_GetFullName(testCase))) {
+        return LONGBOW_STATUS_MEMORYLEAK;
+    }
+
+    return LONGBOW_STATUS_SUCCEEDED;
+}
+
+LONGBOW_TEST_CASE(CreateAcquireRelease, CreateRelease)
+{
+    PARCBasicStats *instance = parcBasicStats_Create();
+    assertNotNull(instance, "Expected non-null result from parcBasicStats_Create();");
+
+    parcObjectTesting_AssertAcquireReleaseContract(parcBasicStats_Acquire, instance);
+
+    parcBasicStats_Release(&instance);
+    assertNull(instance, "Expected null result from parcBasicStats_Release();");
+}
+
+LONGBOW_TEST_FIXTURE(Object)
+{
+    LONGBOW_RUN_TEST_CASE(Object, parcBasicStats_Compare);
+    LONGBOW_RUN_TEST_CASE(Object, parcBasicStats_Copy);
+    LONGBOW_RUN_TEST_CASE(Object, parcBasicStats_Display);
+    LONGBOW_RUN_TEST_CASE(Object, parcBasicStats_Equals);
+    LONGBOW_RUN_TEST_CASE(Object, parcBasicStats_HashCode);
+    LONGBOW_RUN_TEST_CASE(Object, parcBasicStats_IsValid);
+    LONGBOW_RUN_TEST_CASE(Object, parcBasicStats_ToJSON);
+    LONGBOW_RUN_TEST_CASE(Object, parcBasicStats_ToString);
+}
+
+LONGBOW_TEST_FIXTURE_SETUP(Object)
+{
+    return LONGBOW_STATUS_SUCCEEDED;
+}
+
+LONGBOW_TEST_FIXTURE_TEARDOWN(Object)
+{
+    if (!parcMemoryTesting_ExpectedOutstanding(0, "%s mismanaged memory.", longBowTestCase_GetFullName(testCase))) {
+        return LONGBOW_STATUS_MEMORYLEAK;
+    }
+
+    return LONGBOW_STATUS_SUCCEEDED;
+}
+
+LONGBOW_TEST_CASE(Object, parcBasicStats_Compare)
+{
+    testUnimplemented("");
+}
+
+LONGBOW_TEST_CASE(Object, parcBasicStats_Copy)
+{
+    PARCBasicStats *instance = parcBasicStats_Create();
+    PARCBasicStats *copy = parcBasicStats_Copy(instance);
+    assertTrue(parcBasicStats_Equals(instance, copy), "Expected the copy to be equal to the original");
+
+    parcBasicStats_Release(&instance);
+    parcBasicStats_Release(&copy);
+}
+
+LONGBOW_TEST_CASE(Object, parcBasicStats_Display)
+{
+    PARCBasicStats *instance = parcBasicStats_Create();
+    parcBasicStats_Display(instance, 0);
+    parcBasicStats_Release(&instance);
+}
+
+LONGBOW_TEST_CASE(Object, parcBasicStats_Equals)
+{
+    PARCBasicStats *x = parcBasicStats_Create();
+    PARCBasicStats *y = parcBasicStats_Create();
+    PARCBasicStats *z = parcBasicStats_Create();
+
+    parcObjectTesting_AssertEquals(x, y, z, NULL);
+
+    parcBasicStats_Release(&x);
+    parcBasicStats_Release(&y);
+    parcBasicStats_Release(&z);
+}
+
+LONGBOW_TEST_CASE(Object, parcBasicStats_HashCode)
+{
+    PARCBasicStats *x = parcBasicStats_Create();
+    PARCBasicStats *y = parcBasicStats_Create();
+
+    parcObjectTesting_AssertHashCode(x, y);
+
+    parcBasicStats_Release(&x);
+    parcBasicStats_Release(&y);
+}
+
+LONGBOW_TEST_CASE(Object, parcBasicStats_IsValid)
+{
+    PARCBasicStats *instance = parcBasicStats_Create();
+    assertTrue(parcBasicStats_IsValid(instance), "Expected parcBasicStats_Create to result in a valid instance.");
+
+    parcBasicStats_Release(&instance);
+    assertFalse(parcBasicStats_IsValid(instance), "Expected parcBasicStats_Release to result in an invalid instance.");
+}
+
+LONGBOW_TEST_CASE(Object, parcBasicStats_ToJSON)
+{
+    PARCBasicStats *instance = parcBasicStats_Create();
+
+    PARCJSON *json = parcBasicStats_ToJSON(instance);
+
+    parcJSON_Release(&json);
+
+    parcBasicStats_Release(&instance);
+}
+
+LONGBOW_TEST_CASE(Object, parcBasicStats_ToString)
+{
+    PARCBasicStats *instance = parcBasicStats_Create();
+
+    char *string = parcBasicStats_ToString(instance);
+
+    assertNotNull(string, "Expected non-NULL result from parcBasicStats_ToString");
+
+    parcMemory_Deallocate((void **) &string);
+    parcBasicStats_Release(&instance);
+}
+
+LONGBOW_TEST_FIXTURE(Specialization)
+{
+    LONGBOW_RUN_TEST_CASE(Specialization, parcBasicStats_Update);
+}
+
+LONGBOW_TEST_FIXTURE_SETUP(Specialization)
+{
+    return LONGBOW_STATUS_SUCCEEDED;
+}
+
+LONGBOW_TEST_FIXTURE_TEARDOWN(Specialization)
+{
+    if (!parcMemoryTesting_ExpectedOutstanding(0, "%s mismanaged memory.", longBowTestCase_GetFullName(testCase))) {
+        return LONGBOW_STATUS_MEMORYLEAK;
+    }
+
+    return LONGBOW_STATUS_SUCCEEDED;
+}
+
+LONGBOW_TEST_CASE(Specialization, parcBasicStats_Update)
+{
+    PARCBasicStats *stats = parcBasicStats_Create();
+
+    parcBasicStats_Update(stats, 1);
+    parcBasicStats_Update(stats, 2);
+    parcBasicStats_Update(stats, 3);
+    parcBasicStats_Update(stats, 4);
+    parcBasicStats_Update(stats, 5);
+    parcBasicStats_Update(stats, 6);
+    parcBasicStats_Update(stats, 7);
+    parcBasicStats_Update(stats, 8);
+    parcBasicStats_Update(stats, 9);
+    parcBasicStats_Update(stats, 10);
+
+    double expected = 5.500;
+    double actual = parcBasicStats_Mean(stats);
+    assertTrue(fabs(actual - expected) < 0.001, "Expected %lf actual %lf", expected, actual);
+
+    expected = 8.25;
+    double variance = parcBasicStats_Variance(stats);
+    assertTrue(fabs(variance - expected) < 0.01, "Expected %lf actual %lf", expected, variance);
+
+    expected = 2.872;
+    double stddev = parcBasicStats_StandardDeviation(stats);
+    assertTrue(fabs(stddev - expected) < 0.001, "Expected %lf actual %lf", expected, stddev);
+
+    parcBasicStats_Release(&stats);
+}
+
+int
+main(int argc, char *argv[argc])
+{
+    LongBowRunner *testRunner = LONGBOW_TEST_RUNNER_CREATE(parc_BasicStats);
+    int exitStatus = longBowMain(argc, argv, testRunner, NULL);
+    longBowTestRunner_Destroy(&testRunner);
+    exit(exitStatus);
+}
+
+
diff --git a/libparc/parc/statistics/test/test_parc_EWMA.c b/libparc/parc/statistics/test/test_parc_EWMA.c
new file mode 100644
index 00000000..689f4704
--- /dev/null
+++ b/libparc/parc/statistics/test/test_parc_EWMA.c
@@ -0,0 +1,257 @@
+/*
+ * 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 "../parc_EWMA.c"
+#include <stdio.h>
+#include <inttypes.h>
+
+#include <LongBow/testing.h>
+#include <LongBow/debugging.h>
+#include <parc/algol/parc_Memory.h>
+#include <parc/algol/parc_SafeMemory.h>
+#include <parc/algol/parc_DisplayIndented.h>
+
+#include <parc/testing/parc_MemoryTesting.h>
+#include <parc/testing/parc_ObjectTesting.h>
+
+LONGBOW_TEST_RUNNER(parc_EWMA)
+{
+    // The following Test Fixtures will run their corresponding Test Cases.
+    // Test Fixtures are run in the order specified, but all tests should be idempotent.
+    // Never rely on the execution order of tests or share state between them.
+    LONGBOW_RUN_TEST_FIXTURE(CreateAcquireRelease);
+    LONGBOW_RUN_TEST_FIXTURE(Object);
+    LONGBOW_RUN_TEST_FIXTURE(Specialization);
+}
+
+// The Test Runner calls this function once before any Test Fixtures are run.
+LONGBOW_TEST_RUNNER_SETUP(parc_EWMA)
+{
+    return LONGBOW_STATUS_SUCCEEDED;
+}
+
+// The Test Runner calls this function once after all the Test Fixtures are run.
+LONGBOW_TEST_RUNNER_TEARDOWN(parc_EWMA)
+{
+    return LONGBOW_STATUS_SUCCEEDED;
+}
+
+LONGBOW_TEST_FIXTURE(CreateAcquireRelease)
+{
+    LONGBOW_RUN_TEST_CASE(CreateAcquireRelease, CreateRelease);
+}
+
+LONGBOW_TEST_FIXTURE_SETUP(CreateAcquireRelease)
+{
+    return LONGBOW_STATUS_SUCCEEDED;
+}
+
+LONGBOW_TEST_FIXTURE_TEARDOWN(CreateAcquireRelease)
+{
+    if (!parcMemoryTesting_ExpectedOutstanding(0, "%s leaked memory.", longBowTestCase_GetFullName(testCase))) {
+        return LONGBOW_STATUS_MEMORYLEAK;
+    }
+
+    return LONGBOW_STATUS_SUCCEEDED;
+}
+
+LONGBOW_TEST_CASE(CreateAcquireRelease, CreateRelease)
+{
+    PARCEWMA *instance = parcEWMA_Create(0.75);
+    assertNotNull(instance, "Expected non-null result from parcEWMA_Create();");
+
+    parcObjectTesting_AssertAcquireReleaseContract(parcEWMA_Acquire, instance);
+
+    parcEWMA_Release(&instance);
+    assertNull(instance, "Expected null result from parcEWMA_Release();");
+}
+
+LONGBOW_TEST_FIXTURE(Object)
+{
+    LONGBOW_RUN_TEST_CASE(Object, parcEWMA_Compare);
+    LONGBOW_RUN_TEST_CASE(Object, parcEWMA_Copy);
+    LONGBOW_RUN_TEST_CASE(Object, parcEWMA_Display);
+    LONGBOW_RUN_TEST_CASE(Object, parcEWMA_Equals);
+    LONGBOW_RUN_TEST_CASE(Object, parcEWMA_HashCode);
+    LONGBOW_RUN_TEST_CASE(Object, parcEWMA_IsValid);
+    LONGBOW_RUN_TEST_CASE(Object, parcEWMA_ToJSON);
+    LONGBOW_RUN_TEST_CASE(Object, parcEWMA_ToString);
+}
+
+LONGBOW_TEST_FIXTURE_SETUP(Object)
+{
+    return LONGBOW_STATUS_SUCCEEDED;
+}
+
+LONGBOW_TEST_FIXTURE_TEARDOWN(Object)
+{
+    if (!parcMemoryTesting_ExpectedOutstanding(0, "%s mismanaged memory.", longBowTestCase_GetFullName(testCase))) {
+        return LONGBOW_STATUS_MEMORYLEAK;
+    }
+
+    return LONGBOW_STATUS_SUCCEEDED;
+}
+
+LONGBOW_TEST_CASE(Object, parcEWMA_Compare)
+{
+    PARCEWMA *ewma = parcEWMA_Create(0.75);
+    PARCEWMA *lesser = parcEWMA_Create(0.75);
+    PARCEWMA *greater = parcEWMA_Create(0.75);
+
+    parcEWMA_Update(ewma, 5);
+    parcEWMA_Update(lesser, 1);
+    parcEWMA_Update(greater, 10);
+
+    parcObjectTesting_AssertCompareToImpl((PARCObjectCompare *) parcEWMA_Compare,
+                                          ewma,
+                                          (const void *[]) { ewma, NULL },
+                                          (const void *[]) { lesser, NULL },
+                                          (const void *[]) { greater, NULL });
+
+    parcEWMA_Release(&ewma);
+    parcEWMA_Release(&lesser);
+    parcEWMA_Release(&greater);
+}
+
+LONGBOW_TEST_CASE(Object, parcEWMA_Copy)
+{
+    PARCEWMA *instance = parcEWMA_Create(0.75);
+    PARCEWMA *copy = parcEWMA_Copy(instance);
+    assertTrue(parcEWMA_Equals(instance, copy), "Expected the copy to be equal to the original");
+
+    parcEWMA_Release(&instance);
+    parcEWMA_Release(&copy);
+}
+
+LONGBOW_TEST_CASE(Object, parcEWMA_Display)
+{
+    PARCEWMA *instance = parcEWMA_Create(0.75);
+    parcEWMA_Display(instance, 0);
+    parcEWMA_Release(&instance);
+}
+
+LONGBOW_TEST_CASE(Object, parcEWMA_Equals)
+{
+    PARCEWMA *x = parcEWMA_Create(0.75);
+    PARCEWMA *y = parcEWMA_Create(0.75);
+    PARCEWMA *z = parcEWMA_Create(0.75);
+
+    parcObjectTesting_AssertEquals(x, y, z, NULL);
+
+    parcEWMA_Release(&x);
+    parcEWMA_Release(&y);
+    parcEWMA_Release(&z);
+}
+
+LONGBOW_TEST_CASE(Object, parcEWMA_HashCode)
+{
+    PARCEWMA *x = parcEWMA_Create(0.75);
+    PARCEWMA *y = parcEWMA_Create(0.75);
+
+    parcObjectTesting_AssertHashCode(x, y);
+
+    parcEWMA_Release(&x);
+    parcEWMA_Release(&y);
+}
+
+LONGBOW_TEST_CASE(Object, parcEWMA_IsValid)
+{
+    PARCEWMA *instance = parcEWMA_Create(0.75);
+    assertTrue(parcEWMA_IsValid(instance), "Expected parcEWMA_Create to result in a valid instance.");
+
+    parcEWMA_Release(&instance);
+    assertFalse(parcEWMA_IsValid(instance), "Expected parcEWMA_Release to result in an invalid instance.");
+}
+
+LONGBOW_TEST_CASE(Object, parcEWMA_ToJSON)
+{
+    PARCEWMA *instance = parcEWMA_Create(0.75);
+
+    PARCJSON *json = parcEWMA_ToJSON(instance);
+
+    parcJSON_Release(&json);
+
+    parcEWMA_Release(&instance);
+}
+
+LONGBOW_TEST_CASE(Object, parcEWMA_ToString)
+{
+    PARCEWMA *instance = parcEWMA_Create(0.75);
+
+    char *string = parcEWMA_ToString(instance);
+
+    assertNotNull(string, "Expected non-NULL result from parcEWMA_ToString");
+
+    parcMemory_Deallocate((void **) &string);
+    parcEWMA_Release(&instance);
+}
+
+LONGBOW_TEST_FIXTURE(Specialization)
+{
+    LONGBOW_RUN_TEST_CASE(Specialization, parcEWMA_Update);
+    LONGBOW_RUN_TEST_CASE(Specialization, parcEWMA_GetValue);
+}
+
+LONGBOW_TEST_FIXTURE_SETUP(Specialization)
+{
+    return LONGBOW_STATUS_SUCCEEDED;
+}
+
+LONGBOW_TEST_CASE(Specialization, parcEWMA_Update)
+{
+    PARCEWMA *instance = parcEWMA_Create(0.25);
+
+    for (int64_t i = 0; i < 100; i++) {
+        int64_t value = parcEWMA_Update(instance, i);
+        printf("%" PRId64 " %" PRId64 " %" PRId64 "\n", value, i, value - i);
+    }
+
+    parcEWMA_Release(&instance);
+}
+
+LONGBOW_TEST_CASE(Specialization, parcEWMA_GetValue)
+{
+    PARCEWMA *instance = parcEWMA_Create(0.75);
+
+    parcEWMA_Update(instance, 0);
+
+    int64_t value = parcEWMA_GetValue(instance);
+
+    assertTrue(value == 0, "Expected 0, actual %" PRId64 "", value);
+
+    parcEWMA_Release(&instance);
+}
+
+LONGBOW_TEST_FIXTURE_TEARDOWN(Specialization)
+{
+    if (!parcMemoryTesting_ExpectedOutstanding(0, "%s mismanaged memory.", longBowTestCase_GetFullName(testCase))) {
+        return LONGBOW_STATUS_MEMORYLEAK;
+    }
+
+    return LONGBOW_STATUS_SUCCEEDED;
+}
+
+int
+main(int argc, char *argv[argc])
+{
+    LongBowRunner *testRunner = LONGBOW_TEST_RUNNER_CREATE(parc_EWMA);
+    int exitStatus = longBowMain(argc, argv, testRunner, NULL);
+    longBowTestRunner_Destroy(&testRunner);
+    exit(exitStatus);
+}
+
+