TestSize.cpp revision 8f6884aab8aecd7657cf3f9cdbc682f0deca29c5 
1/*
2 * Copyright 2011 Google Inc.
3 *
4 * Use of this source code is governed by a BSD-style license that can be
5 * found in the LICENSE file.
6 */
7
8#include "SkSize.h"
9#include "Test.h"
10
11static void TestISize(skiatest::Reporter* reporter) {
12    SkISize  a, b;
13
14    a.set(0, 0);
15    REPORTER_ASSERT(reporter, a.isEmpty());
16    a.set(5, -5);
17    REPORTER_ASSERT(reporter, a.isEmpty());
18    a.clampNegToZero();
19    REPORTER_ASSERT(reporter, a.isEmpty());
20    b.set(5, 0);
21    REPORTER_ASSERT(reporter, a == b);
22
23    a.set(3, 5);
24    REPORTER_ASSERT(reporter, !a.isEmpty());
25    b = a;
26    REPORTER_ASSERT(reporter, !b.isEmpty());
27    REPORTER_ASSERT(reporter, a == b);
28    REPORTER_ASSERT(reporter, !(a != b));
29    REPORTER_ASSERT(reporter,
30                    a.fWidth == b.fWidth && a.fHeight == b.fHeight);
31}
32
33DEF_TEST(Size, reporter) {
34    TestISize(reporter);
35
36    SkSize a, b;
37    int ix = 5;
38    int iy = 3;
39    SkScalar x = SkIntToScalar(ix);
40    SkScalar y = SkIntToScalar(iy);
41
42    a.set(0, 0);
43    REPORTER_ASSERT(reporter, a.isEmpty());
44    a.set(x, -x);
45    REPORTER_ASSERT(reporter, a.isEmpty());
46    a.clampNegToZero();
47    REPORTER_ASSERT(reporter, a.isEmpty());
48    b.set(x, 0);
49    REPORTER_ASSERT(reporter, a == b);
50
51    a.set(y, x);
52    REPORTER_ASSERT(reporter, !a.isEmpty());
53    b = a;
54    REPORTER_ASSERT(reporter, !b.isEmpty());
55    REPORTER_ASSERT(reporter, a == b);
56    REPORTER_ASSERT(reporter, !(a != b));
57    REPORTER_ASSERT(reporter,
58                    a.fWidth == b.fWidth && a.fHeight == b.fHeight);
59
60    SkISize ia;
61    ia.set(ix, iy);
62    a.set(x, y);
63    REPORTER_ASSERT(reporter, a.toRound() == ia);
64}
65