1 /*
2 * Copyright 2016 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 "include/core/SkRect.h"
9 #include "include/core/SkTypes.h"
10 #include "src/base/SkRandom.h"
11 #include "src/core/SkRectPriv.h"
12 #include "src/gpu/ganesh/GrWindowRectangles.h"
13 #include "tests/Test.h"
14
15 #include <cstring>
16
next_irect(SkRandom & r)17 static SkIRect next_irect(SkRandom& r) {
18 return {r.nextS(), r.nextS(), r.nextS(), r.nextS()};
19 }
20
DEF_TEST(WindowRectangles,reporter)21 DEF_TEST(WindowRectangles, reporter) {
22 SkRandom r;
23
24 SkIRect windowData[GrWindowRectangles::kMaxWindows];
25 for (int i = 0; i < GrWindowRectangles::kMaxWindows; ++i) {
26 windowData[i] = next_irect(r);
27 }
28
29 GrWindowRectangles wr;
30 for (int i = 0; i < GrWindowRectangles::kMaxWindows - 1; ++i) {
31 REPORTER_ASSERT(reporter, wr.count() == i);
32 REPORTER_ASSERT(reporter, !memcmp(wr.data(), windowData, i * sizeof(SkIRect)));
33
34 GrWindowRectangles wr2(wr);
35 REPORTER_ASSERT(reporter, wr2 == wr);
36 REPORTER_ASSERT(reporter, wr2.count() == wr.count());
37 REPORTER_ASSERT(reporter, !memcmp(wr2.data(), wr.data(), i * sizeof(SkIRect)));
38
39 wr.addWindow(windowData[i]);
40 }
41
42 SkASSERT(wr.count() == GrWindowRectangles::kMaxWindows - 1);
43 {
44 GrWindowRectangles A(wr), B(wr);
45 REPORTER_ASSERT(reporter, B == A);
46 REPORTER_ASSERT(reporter, B.data() == A.data()); // Should use copy-on-write.
47
48 A.addWindow(windowData[GrWindowRectangles::kMaxWindows - 1]);
49 REPORTER_ASSERT(reporter, B.data() != A.data());
50 REPORTER_ASSERT(reporter, B != A);
51
52 B.addWindow(SkRectPriv::MakeILarge());
53 REPORTER_ASSERT(reporter, B != A);
54
55 for (int i = 0; i < GrWindowRectangles::kMaxWindows - 1; i++) {
56 REPORTER_ASSERT(reporter, A.data()[i] == windowData[i]);
57 REPORTER_ASSERT(reporter, B.data()[i] == windowData[i]);
58 }
59 REPORTER_ASSERT(reporter, A.data()[GrWindowRectangles::kMaxWindows - 1]
60 == windowData[GrWindowRectangles::kMaxWindows - 1]);
61 REPORTER_ASSERT(reporter, B.data()[GrWindowRectangles::kMaxWindows - 1]
62 == SkRectPriv::MakeILarge());
63 }
64 {
65 GrWindowRectangles A(wr), B(wr);
66 REPORTER_ASSERT(reporter, B == A);
67 REPORTER_ASSERT(reporter, B.data() == A.data()); // Should use copy-on-write.
68
69 A.addWindow(windowData[GrWindowRectangles::kMaxWindows - 1]);
70 B.addWindow(windowData[GrWindowRectangles::kMaxWindows - 1]);
71 REPORTER_ASSERT(reporter, B == A);
72 REPORTER_ASSERT(reporter, B.data() != A.data());
73
74 for (int i = 0; i < GrWindowRectangles::kMaxWindows; i++) {
75 REPORTER_ASSERT(reporter, B.data()[i] == A.data()[i]);
76 REPORTER_ASSERT(reporter, A.data()[i] == windowData[i]);
77 }
78 }
79 }
80