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>
diff --git a/tests/SkSLNodeArrayWrapperTest.cpp b/tests/SkSLNodeArrayWrapperTest.cpp
new file mode 100644
index 0000000..8be280f
--- /dev/null
+++ b/tests/SkSLNodeArrayWrapperTest.cpp
@@ -0,0 +1,78 @@
+/*
+ * 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);
+}