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 "Test.h"
9
10#include "SkCommandLineFlags.h"
11#include "SkError.h"
12#include "SkString.h"
13#include "SkTArray.h"
14#include "SkTime.h"
15
16#if SK_SUPPORT_GPU
17#include "GrContext.h"
18#include "gl/SkNativeGLContext.h"
19#else
20class GrContext;
21#endif
22
23DEFINE_string2(tmpDir, t, NULL, "tmp directory for tests to use.");
24
25using namespace skiatest;
26
27Reporter::Reporter() : fTestCount(0) {
28}
29
30void Reporter::startTest(Test* test) {
31    this->onStart(test);
32}
33
34void Reporter::reportFailed(const SkString& desc) {
35    this->onReportFailed(desc);
36}
37
38void Reporter::endTest(Test* test) {
39    this->onEnd(test);
40}
41
42///////////////////////////////////////////////////////////////////////////////
43
44Test::Test() : fReporter(NULL), fPassed(true) {}
45
46Test::~Test() {
47    SkSafeUnref(fReporter);
48}
49
50void Test::setReporter(Reporter* r) {
51    SkRefCnt_SafeAssign(fReporter, r);
52}
53
54const char* Test::getName() {
55    if (fName.size() == 0) {
56        this->onGetName(&fName);
57    }
58    return fName.c_str();
59}
60
61class LocalReporter : public Reporter {
62public:
63    explicit LocalReporter(Reporter* reporterToMimic) : fReporter(reporterToMimic) {}
64
65    int numFailures() const { return fFailures.count(); }
66    const SkString& failure(int i) const { return fFailures[i]; }
67
68protected:
69    virtual void onReportFailed(const SkString& desc) SK_OVERRIDE {
70        fFailures.push_back(desc);
71    }
72
73    // Proxy down to fReporter.  We assume these calls are threadsafe.
74    virtual bool allowExtendedTest() const SK_OVERRIDE {
75        return fReporter->allowExtendedTest();
76    }
77
78    virtual void bumpTestCount() SK_OVERRIDE {
79        fReporter->bumpTestCount();
80    }
81
82    virtual bool verbose() const SK_OVERRIDE {
83        return fReporter->verbose();
84    }
85
86private:
87    Reporter* fReporter;  // Unowned.
88    SkTArray<SkString> fFailures;
89};
90
91void Test::run() {
92    // Clear the Skia error callback before running any test, to ensure that tests
93    // don't have unintended side effects when running more than one.
94    SkSetErrorCallback( NULL, NULL );
95
96    // Tell (likely shared) fReporter that this test has started.
97    fReporter->startTest(this);
98
99    const SkMSec start = SkTime::GetMSecs();
100    // Run the test into a LocalReporter so we know if it's passed or failed without interference
101    // from other tests that might share fReporter.
102    LocalReporter local(fReporter);
103    this->onRun(&local);
104    fPassed = local.numFailures() == 0;
105    fElapsed = SkTime::GetMSecs() - start;
106
107    // Now tell fReporter about any failures and wrap up.
108    for (int i = 0; i < local.numFailures(); i++) {
109      fReporter->reportFailed(local.failure(i));
110    }
111    fReporter->endTest(this);
112
113}
114
115SkString Test::GetTmpDir() {
116    const char* tmpDir = FLAGS_tmpDir.isEmpty() ? NULL : FLAGS_tmpDir[0];
117    return SkString(tmpDir);
118}
119