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1 /* | 1 /* |
2 * Copyright 2011 Google Inc. | 2 * Copyright 2011 Google Inc. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 | 7 |
8 #include "Test.h" | 8 #include "Test.h" |
9 #include "TestClassDef.h" | 9 #include "TestClassDef.h" |
10 #include "SkRandom.h" | 10 #include "SkRandom.h" |
11 #include "SkRect.h" | 11 #include "SkRect.h" |
12 | 12 |
13 #ifdef SK_SCALAR_IS_FLOAT | |
14 static float make_zero() { | 13 static float make_zero() { |
15 return sk_float_sin(0); | 14 return sk_float_sin(0); |
16 } | 15 } |
17 #endif | |
18 | 16 |
19 struct RectCenter { | 17 struct RectCenter { |
20 SkIRect fRect; | 18 SkIRect fRect; |
21 SkIPoint fCenter; | 19 SkIPoint fCenter; |
22 }; | 20 }; |
23 | 21 |
24 static void test_center(skiatest::Reporter* reporter) { | 22 static void test_center(skiatest::Reporter* reporter) { |
25 static const RectCenter gData[] = { | 23 static const RectCenter gData[] = { |
26 { { 0, 0, 0, 0 }, { 0, 0 } }, | 24 { { 0, 0, 0, 0 }, { 0, 0 } }, |
27 { { 0, 0, 1, 1 }, { 0, 0 } }, | 25 { { 0, 0, 1, 1 }, { 0, 0 } }, |
(...skipping 24 matching lines...) Expand all Loading... |
52 static void check_invalid(skiatest::Reporter* reporter, | 50 static void check_invalid(skiatest::Reporter* reporter, |
53 SkScalar l, SkScalar t, SkScalar r, SkScalar b) { | 51 SkScalar l, SkScalar t, SkScalar r, SkScalar b) { |
54 SkRect rect; | 52 SkRect rect; |
55 rect.set(l, t, r, b); | 53 rect.set(l, t, r, b); |
56 REPORTER_ASSERT(reporter, !rect.isFinite()); | 54 REPORTER_ASSERT(reporter, !rect.isFinite()); |
57 } | 55 } |
58 | 56 |
59 // Tests that isFinite() will reject any rect with +/-inf values | 57 // Tests that isFinite() will reject any rect with +/-inf values |
60 // as one of its coordinates. | 58 // as one of its coordinates. |
61 DEF_TEST(InfRect, reporter) { | 59 DEF_TEST(InfRect, reporter) { |
62 #ifdef SK_SCALAR_IS_FLOAT | |
63 float inf = 1 / make_zero(); // infinity | 60 float inf = 1 / make_zero(); // infinity |
64 float nan = inf * 0; | 61 float nan = inf * 0; |
65 SkASSERT(!(nan == nan)); | 62 SkASSERT(!(nan == nan)); |
66 #else | |
67 SkFixed inf = SK_FixedNaN; | |
68 SkFixed nan = SK_FixedNaN; | |
69 #endif | |
70 SkScalar small = SkIntToScalar(10); | 63 SkScalar small = SkIntToScalar(10); |
71 SkScalar big = SkIntToScalar(100); | 64 SkScalar big = SkIntToScalar(100); |
72 | 65 |
73 REPORTER_ASSERT(reporter, SkRect::MakeEmpty().isFinite()); | 66 REPORTER_ASSERT(reporter, SkRect::MakeEmpty().isFinite()); |
74 | 67 |
75 SkRect rect = SkRect::MakeXYWH(small, small, big, big); | 68 SkRect rect = SkRect::MakeXYWH(small, small, big, big); |
76 REPORTER_ASSERT(reporter, rect.isFinite()); | 69 REPORTER_ASSERT(reporter, rect.isFinite()); |
77 | 70 |
78 const SkScalar invalid[] = { nan, inf, -inf }; | 71 const SkScalar invalid[] = { nan, inf, -inf }; |
79 for (size_t i = 0; i < SK_ARRAY_COUNT(invalid); ++i) { | 72 for (size_t i = 0; i < SK_ARRAY_COUNT(invalid); ++i) { |
80 check_invalid(reporter, small, small, big, invalid[i]); | 73 check_invalid(reporter, small, small, big, invalid[i]); |
81 check_invalid(reporter, small, small, invalid[i], big); | 74 check_invalid(reporter, small, small, invalid[i], big); |
82 check_invalid(reporter, small, invalid[i], big, big); | 75 check_invalid(reporter, small, invalid[i], big, big); |
83 check_invalid(reporter, invalid[i], small, big, big); | 76 check_invalid(reporter, invalid[i], small, big, big); |
84 } | 77 } |
85 | 78 |
86 test_center(reporter); | 79 test_center(reporter); |
87 } | 80 } |
88 | 81 |
89 // need tests for SkStrSearch | 82 // need tests for SkStrSearch |
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