Add SkSTDArray.

tests/TDArrayTest.cpp

+/*
+ * Copyright 2013 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#include "Test.h"
+#include "SkTDArray.h"
+
+static void basic_empty(skiatest::Reporter* reporter, SkTDArray<int>& a) {
+    REPORTER_ASSERT(reporter,  a.isEmpty());
+    REPORTER_ASSERT(reporter, !a.contains(-1));
+    REPORTER_ASSERT(reporter, !a.contains(0));
+    REPORTER_ASSERT(reporter, !a.contains(1));
+    REPORTER_ASSERT(reporter,  a.count() == 0);
+}
+
+static void basic_add_first(skiatest::Reporter* reporter, SkTDArray<int>& a) {
+    int* elem;
+    REPORTER_ASSERT(reporter,  elem = a.append());
+    *elem = 0;
+    REPORTER_ASSERT(reporter, !a.isEmpty());
+    REPORTER_ASSERT(reporter, !a.contains(-1));
+    REPORTER_ASSERT(reporter,  a.contains(0));
+    REPORTER_ASSERT(reporter, !a.contains(1));
+    REPORTER_ASSERT(reporter,  a.count() == 1);
+    REPORTER_ASSERT(reporter,  a.begin() != NULL);
+}
+
+static void basic_add_second(skiatest::Reporter* reporter, SkTDArray<int>& a) {
+    int* elem;
+    REPORTER_ASSERT(reporter,  elem = a.append());
+    *elem = 1;
+    REPORTER_ASSERT(reporter, !a.isEmpty());
+    REPORTER_ASSERT(reporter, !a.contains(-1));
+    REPORTER_ASSERT(reporter,  a.contains(0));
+    REPORTER_ASSERT(reporter,  a.contains(1));
+    REPORTER_ASSERT(reporter,  a.count() == 2);
+    REPORTER_ASSERT(reporter,  a.begin() != NULL);
+}
+
+int testArray[] = {1, 2, 3};
+
+static void basic(skiatest::Reporter* reporter) {
+    SkTDArray<int> a;
+    basic_empty(reporter, a);
+    basic_add_first(reporter, a);
+
+    SkSTDArray<1, int> b;
+    basic_empty(reporter, b);
+    basic_add_first(reporter, b);
+
+    SkSTDArray<1, int> c(b);
+
+    int* storage = b.begin();
+    basic_add_second(reporter, b);
+    int* alloc = b.begin();
+    REPORTER_ASSERT(reporter, storage != alloc);
+
+    REPORTER_ASSERT(reporter, c.count() == 1 && c[0] == 0);
+
+    b = c;
+    REPORTER_ASSERT(reporter, b.count() == c.count() && b.count() == 1);
+    REPORTER_ASSERT(reporter, b[0] == 0);
+    REPORTER_ASSERT(reporter, c[0] == 0);
+
+    SkSTDArray<3, int> d(testArray, SK_ARRAY_COUNT(testArray));
+    REPORTER_ASSERT(reporter, d.count() == 3);
+
+    SkSTDArray<2, int> e;
+    e = d;
+    REPORTER_ASSERT(reporter, e.count() == 3);
+
+#ifdef SK_DEBUG
+    a.validate();
+    b.validate();
+    c.validate();
+    d.validate();
+#endif
+
+    c.reset();
+    REPORTER_ASSERT(reporter, c.count() == 0);
+
+    int* data = b.detach();
+    REPORTER_ASSERT(reporter, b.count() == 0);
+    sk_free(data);
+
+    a = c;
+    REPORTER_ASSERT(reporter, a.count() == c.count() && a.count() == 0);
+
+#ifdef SK_DEBUG
+    a.validate();
+    b.validate();
+    c.validate();
+#endif
+}
+
+DEF_TEST(TDArray, reporter) {
+    basic(reporter);
+}