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// Copyright 2019 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// Tests of generated code for virtual fields.
#include <stdint.h>
#include <type_traits>
#include <utility>
#include <vector>
#include "gtest/gtest.h"
#include "testdata/parameters.emb.h"
namespace emboss_test {
namespace {
TEST(Axes, Construction) {
::std::array<char, 12> values = {1, 0, 0, 0, 2, 0, 0, 0, 3, 0, 0, 0};
auto view = MakeAxesView(2, &values);
EXPECT_TRUE(view.Ok());
EXPECT_EQ(2U, view.values().ElementCount());
EXPECT_EQ(1U, view.values()[0].value().Read());
EXPECT_EQ(1U, view.x().x().Read());
EXPECT_EQ(2U, view.values()[1].value().Read());
EXPECT_EQ(2U, view.y().y().Read());
EXPECT_FALSE(view.has_z().Value());
view = MakeAxesView(3, &values);
EXPECT_TRUE(view.Ok());
EXPECT_EQ(3U, view.values().ElementCount());
EXPECT_EQ(1U, view.values()[0].value().Read());
EXPECT_EQ(2U, view.values()[1].value().Read());
EXPECT_EQ(3U, view.values()[2].value().Read());
EXPECT_EQ(3U, view.z().z().Read());
view = MakeAxesView(4, &values);
EXPECT_FALSE(view.Ok());
}
TEST(Axes, VirtualUsingParameter) {
::std::array<char, 12> values = {1, 0, 0, 0, 2, 0, 0, 0, 3, 0, 0, 0};
auto view = MakeAxesView(2, &values);
EXPECT_TRUE(view.Ok());
EXPECT_EQ(3, view.axis_count_plus_one().Read());
}
TEST(AxesEnvelope, FieldPassedAsParameter) {
::std::array<unsigned char, 9> values = {2, 0, 0, 0, 0x80, 0, 100, 0, 0};
auto view = MakeAxesEnvelopeView(&values);
EXPECT_TRUE(view.Ok());
EXPECT_EQ(0x80000000U, view.axes().x().value().Read());
EXPECT_EQ(9U, view.SizeInBytes());
}
TEST(AxesEnvelope, ParameterValueIsOutOfRange) {
::std::array<unsigned char, 9> values = {16, 0, 0, 0, 0x80, 0, 100, 0, 0};
auto view = MakeAxesEnvelopeView(&values);
EXPECT_FALSE(view.Ok());
EXPECT_FALSE(view.axes().Ok());
}
TEST(Multiversion, ParameterPassedDown) {
::std::array<char, 13> values = {0, 1, 0, 0, 0, 2, 0, 0, 0, 3, 0, 0, 0};
auto view = MakeMultiversionView(Product::VERSION_1, &values);
EXPECT_TRUE(view.Ok());
EXPECT_EQ(2U, view.axes().y().y().Read());
EXPECT_FALSE(view.axes().has_z().Value());
view = MakeMultiversionView(Product::VERSION_X, &values);
EXPECT_TRUE(view.Ok());
EXPECT_EQ(2U, view.axes().y().y().Read());
EXPECT_TRUE(view.axes().has_z().Value());
}
TEST(Multiversion, ParameterUsedToSwitchField) {
::std::array<unsigned char, 9> values = {1, 0, 0, 0, 0x80, 0, 100, 0, 0};
auto view = MakeMultiversionView(Product::VERSION_1, &values);
EXPECT_TRUE(view.Ok());
EXPECT_TRUE(view.config().power().Read());
EXPECT_FALSE(view.has_config_vx().Value());
EXPECT_EQ(5U, view.SizeInBytes());
view = MakeMultiversionView(Product::VERSION_X, &values);
EXPECT_TRUE(view.Ok());
EXPECT_TRUE(view.config().power().Read());
EXPECT_TRUE(view.has_config_vx().Value());
EXPECT_EQ(25600U, view.config_vx().gain().Read());
EXPECT_EQ(9U, view.SizeInBytes());
}
TEST(StructContainingStructWithUnusedParameter, NoParameterIsNotOk) {
::std::array<char, 1> bytes = {1};
auto view = MakeStructContainingStructWithUnusedParameterView(&bytes);
EXPECT_FALSE(view.Ok());
EXPECT_FALSE(view.swup().Ok());
// In theory, view.swup().y().Ok() could be true, but as of time of writing,
// missing/invalid parameters cause the parent structure to withhold backing
// storage, making the entire child struct not Ok().
}
TEST(SizedArrayOfBiasedValues, ArrayElementsAreAccessible) {
::std::array<char, 3> bytes = {1, 10, 100};
auto view = MakeSizedArrayOfBiasedValuesView(&bytes);
EXPECT_TRUE(view.Ok());
EXPECT_EQ(110, view.values()[0].value().Read());
}
} // namespace
} // namespace emboss_test