skia2/tests/SkSLNodeArrayWrapperTest.cpp
Ethan Nicholas 838d71d93f added SkSLNodeArrayWrapper
Not yet used as of this CL.

Change-Id: Ic82ab5e2e2ca17fb11c16e22cfa6b7ad5ff74c77
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/328657
Reviewed-by: John Stiles <johnstiles@google.com>
Commit-Queue: Ethan Nicholas <ethannicholas@google.com>
2020-10-20 20:21:11 +00:00

79 lines
2.8 KiB
C++

/*
* Copyright 2020 Google LLC.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "src/sksl/ir/SkSLExpressionStatement.h"
#include "src/sksl/ir/SkSLIRNode.h"
#include "src/sksl/ir/SkSLIntLiteral.h"
#include "src/sksl/ir/SkSLNodeArrayWrapper.h"
#include "tests/Test.h"
DEF_TEST(SkSLNodeArrayWrapper, r) {
SkSL::ExpressionArray base;
SkSL::NodeArrayWrapper<SkSL::IntLiteral, SkSL::Expression> wrapper(&base);
REPORTER_ASSERT(r, wrapper.empty());
base.emplace_back(new SkSL::IntLiteral(-1, 0));
REPORTER_ASSERT(r, !wrapper.empty());
base.emplace_back(new SkSL::IntLiteral(-1, 1));
base.emplace_back(new SkSL::IntLiteral(-1, 2));
REPORTER_ASSERT(r, wrapper.count() == 3);
REPORTER_ASSERT(r, wrapper[0].value() == 0);
REPORTER_ASSERT(r, wrapper[1].value() == 1);
REPORTER_ASSERT(r, wrapper[2].value() == 2);
wrapper.push_back(new SkSL::IntLiteral(-1, 3));
REPORTER_ASSERT(r, base.count() == 4);
REPORTER_ASSERT(r, wrapper.count() == 4);
REPORTER_ASSERT(r, wrapper[3].value() == 3);
auto iter = wrapper.begin();
int i = 0;
while (iter != wrapper.end()) {
REPORTER_ASSERT(r, wrapper[i].value() == iter->value());
++i;
++iter;
}
const SkSL::NodeArrayWrapper<SkSL::IntLiteral, SkSL::Expression> copy(wrapper);
SkSL::NodeArrayWrapper<SkSL::IntLiteral, SkSL::Expression>::const_iterator constIter =
copy.begin();
i = 0;
while (constIter != copy.end()) {
REPORTER_ASSERT(r, copy[i].value() == constIter->value());
++i;
++constIter;
}
REPORTER_ASSERT(r, wrapper.front().value() == 0);
REPORTER_ASSERT(r, wrapper.back().value() == 3);
wrapper.pop_back();
REPORTER_ASSERT(r, wrapper.back().value() == 2);
wrapper.reset();
REPORTER_ASSERT(r, wrapper.empty());
}
DEF_TEST(SkSLConstNodeArrayWrapper, r) {
SkSL::ExpressionArray base;
SkSL::ConstNodeArrayWrapper<SkSL::IntLiteral, SkSL::Expression> wrapper(&base);
REPORTER_ASSERT(r, wrapper.empty());
base.emplace_back(new SkSL::IntLiteral(-1, 0));
REPORTER_ASSERT(r, !wrapper.empty());
base.emplace_back(new SkSL::IntLiteral(-1, 1));
base.emplace_back(new SkSL::IntLiteral(-1, 2));
REPORTER_ASSERT(r, wrapper.count() == 3);
REPORTER_ASSERT(r, wrapper[0].value() == 0);
REPORTER_ASSERT(r, wrapper[1].value() == 1);
REPORTER_ASSERT(r, wrapper[2].value() == 2);
auto iter = wrapper.begin();
int i = 0;
while (iter != wrapper.end()) {
REPORTER_ASSERT(r, wrapper[i].value() == iter->value());
++i;
++iter;
}
REPORTER_ASSERT(r, wrapper.front().value() == 0);
REPORTER_ASSERT(r, wrapper.back().value() == 2);
}