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