skia2/tests/RecordTestUtils.h
Eric Boren 746e2632c6 Move all Linux GCE bots to Debian
NOTREECHECKS:true
Bug: skia:
Change-Id: I612989c6ce2f309d2f70f896500f73e4baa971a7
Reviewed-on: https://skia-review.googlesource.com/19811
Commit-Queue: Eric Boren <borenet@google.com>
Reviewed-by: Eric Boren <borenet@google.com>
2017-06-28 12:38:28 +00:00

75 lines
1.9 KiB
C++

/*
* Copyright 2015 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef RecordTestUtils_DEFINED
#define RecordTestUtils_DEFINED
#include "SkRecord.h"
#include "SkRecords.h"
#include "Test.h"
// If the command we're reading is a U, set ptr to it, otherwise set it to nullptr.
template <typename U>
struct ReadAs {
ReadAs() : ptr(nullptr), type(SkRecords::Type(~0)) {}
const U* ptr;
SkRecords::Type type;
void operator()(const U& r) { ptr = &r; type = U::kType; }
template <typename T>
void operator()(const T&) { type = U::kType; }
};
// Assert that the ith command in record is of type T, and return it.
template <typename T>
static const T* assert_type(skiatest::Reporter* r, const SkRecord& record, int index) {
ReadAs<T> reader;
record.visit(index, reader);
REPORTER_ASSERT(r, T::kType == reader.type);
REPORTER_ASSERT(r, SkToBool(reader.ptr));
// This appears to be a bug in GCC 6.3. There's no problem here.
#if defined(__GNUC__) && !defined(__clang__)
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wreturn-local-addr"
#endif
return reader.ptr;
#if defined(__GNUC__) && !defined(__clang__)
#pragma GCC diagnostic pop
#endif
}
template <typename DrawT> struct MatchType {
template <typename T> int operator()(const T&) { return 0; }
int operator()(const DrawT&) { return 1; }
};
template <typename DrawT> int count_instances_of_type(const SkRecord& record) {
MatchType<DrawT> matcher;
int counter = 0;
for (int i = 0; i < record.count(); i++) {
counter += record.visit(i, matcher);
}
return counter;
}
template <typename DrawT> int find_first_instances_of_type(const SkRecord& record) {
MatchType<DrawT> matcher;
for (int i = 0; i < record.count(); i++) {
if (record.visit(i, matcher)) {
return i;
}
}
return -1;
}
#endif//RecordTestUtils_DEFINED