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FESADev/tests/reference/reference_comparison_test.cpp
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#include "reference_comparison.hpp"
#include "fesa/analysis/analysis_model.hpp"
#include "fesa/analysis/analysis_state.hpp"
#include "fesa/fem/dof_manager.hpp"
#include "fesa/io/abaqus/input_reader.hpp"
#include "fesa/io/hdf5/hdf5_results_writer.hpp"
#include "fesa/model/domain.hpp"
#include <gtest/gtest.h>
#include <algorithm>
#include <array>
#include <atomic>
#include <cmath>
#include <cstddef>
#include <cstdint>
#include <filesystem>
#include <fstream>
#include <iterator>
#include <limits>
#include <stdexcept>
#include <string>
#include <utility>
#include <vector>
#ifndef FESA_TEST_SOURCE_DIR
#error FESA_TEST_SOURCE_DIR must identify the repository root.
#endif
#ifndef FESA_TEST_BINARY_DIR
#error FESA_TEST_BINARY_DIR must identify the CMake binary root.
#endif
namespace {
constexpr const char* kInputName = "cantilever beam.inp";
constexpr const char* kDisplacementName = "cantilever beam displacements.csv";
constexpr const char* kReactionName = "cantilever beam reactions.csv";
constexpr const char* kSectionName = "cantilever beam elemental forces.csv";
constexpr const char* kInstanceName = "PART-1_1-1";
constexpr std::size_t kNodeCount = 11U;
constexpr std::size_t kElementCount = 10U;
constexpr std::size_t kExpectedRowCount = 176U;
constexpr std::size_t kExpectedMetricCount = 16U;
using NodalValues = std::array<std::array<double, 6>, kNodeCount>;
using EndpointValues =
std::array<std::array<std::array<double, 4>, 2>, kElementCount>;
struct ComparisonValues {
NodalValues displacement{};
NodalValues reaction{};
EndpointValues sectionResultants{};
};
const std::filesystem::path& sourceRoot() {
static const std::filesystem::path root{FESA_TEST_SOURCE_DIR};
return root;
}
const std::filesystem::path& binaryRoot() {
static const std::filesystem::path root{FESA_TEST_BINARY_DIR};
return root;
}
std::string readBytes(const std::filesystem::path& path) {
std::ifstream stream{path, std::ios::binary};
if (!stream) {
throw std::runtime_error{"Unable to read fixture: " + path.string()};
}
return {std::istreambuf_iterator<char>{stream},
std::istreambuf_iterator<char>{}};
}
void writeBytes(const std::filesystem::path& path, const std::string& contents) {
std::ofstream stream{path, std::ios::binary | std::ios::trunc};
if (!stream) {
throw std::runtime_error{"Unable to write build-local fixture: " +
path.string()};
}
stream.write(contents.data(), static_cast<std::streamsize>(contents.size()));
if (!stream) {
throw std::runtime_error{"Unable to finish build-local fixture write."};
}
}
std::vector<std::string> readLines(const std::filesystem::path& path) {
std::ifstream stream{path};
if (!stream) {
throw std::runtime_error{"Unable to read fixture lines."};
}
std::vector<std::string> lines;
for (std::string line; std::getline(stream, line);) {
if (!line.empty() && line.back() == '\r') {
line.pop_back();
}
lines.push_back(std::move(line));
}
return lines;
}
void writeLines(
const std::filesystem::path& path,
const std::vector<std::string>& lines) {
std::ofstream stream{path, std::ios::trunc};
if (!stream) {
throw std::runtime_error{"Unable to write build-local fixture lines."};
}
for (const auto& line : lines) {
stream << line << '\n';
}
if (!stream) {
throw std::runtime_error{"Unable to finish build-local line write."};
}
}
void replaceFirst(
std::string& contents,
const std::string& from,
const std::string& to) {
const std::size_t position = contents.find(from);
if (position == std::string::npos) {
throw std::runtime_error{"Fixture token was not found: " + from};
}
contents.replace(position, from.size(), to);
}
ComparisonValues referenceValues() {
ComparisonValues values{};
const std::array<double, kNodeCount> uz = {
-1.0e-30,
-2.761905780e-4,
-1.066667140e-3,
-2.314286540e-3,
-3.961906300e-3,
-5.952383390e-3,
-8.228574880e-3,
-1.073333810e-2,
-1.340952890e-2,
-1.620000600e-2,
-1.904762720e-2};
const std::array<double, kNodeCount> ury = {
1.0e-29,
5.428573350e-4,
1.028571860e-3,
1.457143460e-3,
1.828572130e-3,
2.142857990e-3,
2.400001050e-3,
2.600000940e-3,
2.742858140e-3,
2.828572640e-3,
2.857143990e-3};
std::array<std::array<double, 4>, kNodeCount> stations{};
for (std::size_t node = 0U; node < kNodeCount; ++node) {
values.displacement[node][2U] = uz[node];
values.displacement[node][4U] = ury[node];
stations[node][2U] = node < kElementCount
? 1.0e7 - 1.0e6 * static_cast<double>(node)
: -1.56e-2;
}
values.reaction[0U][2U] = 1.0e6;
values.reaction[0U][4U] = -1.0e7;
for (std::size_t element = 0U; element < kElementCount; ++element) {
values.sectionResultants[element][0U] = stations[element];
values.sectionResultants[element][1U] = stations[element + 1U];
}
return values;
}
fesa::ModelDefinition makeDefinition(
const std::filesystem::path& input,
std::string sourceContentIdentity) {
fesa::ModelDefinition definition{};
definition.sourcePath = input;
definition.sourceContentIdentity = std::move(sourceContentIdentity);
for (std::size_t node = 0U; node < kNodeCount; ++node) {
const auto label = static_cast<std::int64_t>(node + 1U);
definition.nodes.push_back({
{kInstanceName, label, std::to_string(label)},
{static_cast<double>(node), 0.0, 0.0},
{input, node + 1U}});
}
definition.materials.push_back(
{"Material-1", 2.1e11, 0.3, {input, 20U}});
definition.sections.push_back({
"Section-1",
1.0,
0.0833333,
0.0,
0.0833333,
0.140833,
{0.0, 1.0, 0.0},
{},
{input, 30U}});
for (std::size_t element = 0U; element < kElementCount; ++element) {
const auto label = static_cast<std::int64_t>(element + 1U);
definition.elements.push_back({
{kInstanceName, label, std::to_string(label)},
{static_cast<fesa::EntityIndex>(element),
static_cast<fesa::EntityIndex>(element + 1U)},
0U,
0U,
{input, 40U + element}});
}
definition.steps.push_back(
{"Step-1", {}, {}, 1.0, 1.0, 1.0e-5, 1.0, {input, 60U}});
return definition;
}
void writeResultsFixture(
const std::filesystem::path& output,
const std::filesystem::path& input,
const ComparisonValues& values) {
auto parsedInput = fesa::AbaqusInputReader{}.read(input);
if (!parsedInput.hasValue()) {
throw std::runtime_error{"Reference fixture input identity read failed."};
}
auto domainResult = fesa::Domain::create(
makeDefinition(input, parsedInput.value().sourceContentIdentity));
if (!domainResult.hasValue()) {
throw std::runtime_error{"Reference fixture Domain construction failed."};
}
fesa::Domain domain = std::move(domainResult.value());
auto modelResult = fesa::AnalysisModel::create(domain);
if (!modelResult.hasValue()) {
throw std::runtime_error{"Reference fixture AnalysisModel construction failed."};
}
fesa::AnalysisModel model = std::move(modelResult.value());
auto dofsResult = fesa::DofManager::create(model);
if (!dofsResult.hasValue()) {
throw std::runtime_error{"Reference fixture DofManager construction failed."};
}
fesa::DofManager dofs = std::move(dofsResult.value());
fesa::AnalysisState state =
fesa::AnalysisState::create(dofs, {"Step-1", 0U});
for (std::size_t node = 0U; node < kNodeCount; ++node) {
for (std::size_t component = 0U; component < 6U; ++component) {
const std::size_t index = node * 6U + component;
state.displacement()[index] = values.displacement[node][component];
state.reaction()[index] = values.reaction[node][component];
state.residual()[index] = values.reaction[node][component];
}
}
for (std::size_t element = 0U; element < kElementCount; ++element) {
for (std::size_t endpoint = 0U; endpoint < 2U; ++endpoint) {
const std::size_t node = element + endpoint;
state.endpointResults().push_back({
static_cast<fesa::EntityIndex>(element),
static_cast<int>(endpoint),
domain.nodes()[node].sourceId,
{},
values.sectionResultants[element][endpoint]});
}
state.gaussResults().push_back(
{static_cast<fesa::EntityIndex>(element), 1, {}, {}});
state.gaussResults().push_back(
{static_cast<fesa::EntityIndex>(element), 2, {}, {}});
state.stressResults().push_back({
static_cast<fesa::EntityIndex>(element),
1,
0U,
0.0,
0.0,
0.0,
"fesa-default"});
state.stressResults().push_back({
static_cast<fesa::EntityIndex>(element),
2,
0U,
0.0,
0.0,
0.0,
"fesa-default"});
}
fesa::Hdf5ResultsWriter writer;
const fesa::Status status = writer.write(output, domain, state, {});
if (!status.isOk()) {
throw std::runtime_error{"Reference fixture HDF5 write failed."};
}
}
class ContractFixture {
public:
ContractFixture(std::string label, const ComparisonValues& values) {
static std::atomic<std::uint64_t> sequence{0U};
root_ = binaryRoot() / "reference" / "contract-fixtures" /
(std::move(label) + "-" +
std::to_string(sequence.fetch_add(1U)));
legacy_ = root_ / "cantilever beam";
std::error_code error;
std::filesystem::remove_all(root_, error);
error.clear();
if (!std::filesystem::create_directories(legacy_, error) || error) {
throw std::runtime_error{"Unable to create contract fixture directory."};
}
const auto approved = sourceRoot() / "reference" / "cantilever beam";
for (const char* name :
{kInputName, kDisplacementName, kReactionName, kSectionName}) {
std::filesystem::copy_file(
approved / name,
legacy_ / name,
std::filesystem::copy_options::overwrite_existing);
}
results_ = root_ / "results.h5";
writeResultsFixture(results_, legacy_ / kInputName, values);
}
ContractFixture(const ContractFixture&) = delete;
ContractFixture& operator=(const ContractFixture&) = delete;
~ContractFixture() {
std::error_code ignored;
std::filesystem::remove_all(root_, ignored);
}
const std::filesystem::path& root() const noexcept { return root_; }
const std::filesystem::path& legacy() const noexcept { return legacy_; }
const std::filesystem::path& results() const noexcept { return results_; }
private:
std::filesystem::path root_;
std::filesystem::path legacy_;
std::filesystem::path results_;
};
void expectFailureCode(
const fesa::Result<fesa::test::ComparisonReport>& result,
const std::string& expectedCode) {
ASSERT_FALSE(result.hasValue());
ASSERT_FALSE(result.status().isOk());
ASSERT_FALSE(result.status().diagnostics().empty());
EXPECT_EQ(result.status().diagnostics().front().code, expectedCode);
}
const fesa::test::RowDecision* findRow(
const fesa::test::ComparisonReport& report,
const fesa::test::ComparisonQuantity quantity,
const std::int64_t sourceNodeLabel,
const std::string& component) {
const auto found = std::find_if(
report.rows.begin(),
report.rows.end(),
[&](const fesa::test::RowDecision& row) {
return row.reference.quantity == quantity &&
row.reference.sourceNodeLabel == sourceNodeLabel &&
row.reference.component == component;
});
return found == report.rows.end() ? nullptr : &*found;
}
const fesa::test::ComponentMetrics* findMetric(
const fesa::test::ComparisonReport& report,
const fesa::test::ComparisonQuantity quantity,
const std::string& component) {
const auto found = std::find_if(
report.metrics.begin(),
report.metrics.end(),
[&](const fesa::test::ComponentMetrics& metric) {
return metric.quantity == quantity && metric.component == component;
});
return found == report.metrics.end() ? nullptr : &*found;
}
void expectExactRowInventory(const fesa::test::ComparisonReport& report) {
ASSERT_EQ(report.rows.size(), kExpectedRowCount);
std::size_t rowIndex = 0U;
const auto expectRow = [&](const fesa::test::ComparisonQuantity quantity,
const std::size_t node,
const std::string& component,
const std::string& unit,
const std::string& coordinateSystem,
const std::string& datasetPath) {
ASSERT_LT(rowIndex, report.rows.size());
const auto& row = report.rows[rowIndex++];
for (const auto* side : {&row.fesa, &row.reference}) {
EXPECT_EQ(side->modelId, "cantilever-beam-b33");
EXPECT_EQ(side->stepName, "Step-1");
EXPECT_EQ(side->frameIndex, 0U);
EXPECT_EQ(side->instanceName, kInstanceName);
EXPECT_EQ(
side->sourceNodeLabel,
static_cast<std::int64_t>(node + 1U));
EXPECT_EQ(side->quantity, quantity);
EXPECT_EQ(side->component, component);
EXPECT_EQ(side->unitDimension, unit);
EXPECT_EQ(side->coordinateSystem, coordinateSystem);
EXPECT_EQ(side->hdf5DatasetPath, datasetPath);
}
};
const std::array<std::string, 6> displacementComponents = {
"UX", "UY", "UZ", "URX", "URY", "URZ"};
const std::array<std::string, 6> displacementUnits = {
"length", "length", "length", "radian", "radian", "radian"};
for (std::size_t node = 0U; node < kNodeCount; ++node) {
for (std::size_t component = 0U;
component < displacementComponents.size();
++component) {
expectRow(
fesa::test::ComparisonQuantity::displacement,
node,
displacementComponents[component],
displacementUnits[component],
"global-cartesian",
"/steps/Step-1/frames/0/nodal/displacement");
}
}
const std::array<std::string, 6> reactionComponents = {
"RF1", "RF2", "RF3", "RM1", "RM2", "RM3"};
const std::array<std::string, 6> reactionUnits = {
"force",
"force",
"force",
"force*length",
"force*length",
"force*length"};
for (std::size_t node = 0U; node < kNodeCount; ++node) {
for (std::size_t component = 0U;
component < reactionComponents.size();
++component) {
expectRow(
fesa::test::ComparisonQuantity::reaction,
node,
reactionComponents[component],
reactionUnits[component],
"global-cartesian",
"/steps/Step-1/frames/0/nodal/reaction");
}
}
const std::array<std::string, 4> sectionComponents = {
"N", "T", "My", "Mz"};
const std::array<std::string, 4> sectionUnits = {
"force", "force*length", "force*length", "force*length"};
for (std::size_t node = 0U; node < kNodeCount; ++node) {
for (std::size_t component = 0U;
component < sectionComponents.size();
++component) {
expectRow(
fesa::test::ComparisonQuantity::sectionResultant,
node,
sectionComponents[component],
sectionUnits[component],
"beam-local",
"/steps/Step-1/frames/0/element/section_resultant");
}
}
EXPECT_EQ(rowIndex, report.rows.size());
}
} // namespace
TEST(ReferenceComparisonContract,
PrecheckRejectsMissingSchemaDuplicateAndNonfiniteRows) {
auto mismatchedValues = referenceValues();
mismatchedValues.displacement[0U][0U] = 1.0;
{
ContractFixture fixture{"missing-file", mismatchedValues};
ASSERT_TRUE(std::filesystem::remove(
fixture.legacy() / kDisplacementName));
expectFailureCode(
fesa::test::ReferenceComparison::compare(
fixture.results(), fixture.legacy()),
"needs-reference-artifacts");
}
{
ContractFixture fixture{"b31", mismatchedValues};
auto input = readBytes(fixture.legacy() / kInputName);
replaceFirst(input, "type=B33", "type=B31");
writeBytes(fixture.legacy() / kInputName, input);
expectFailureCode(
fesa::test::ReferenceComparison::compare(
fixture.results(), fixture.legacy()),
"needs-reference-artifacts");
}
{
ContractFixture fixture{"header", mismatchedValues};
auto csv = readBytes(fixture.legacy() / kDisplacementName);
replaceFirst(csv, "U-U1", "U1");
writeBytes(fixture.legacy() / kDisplacementName, csv);
expectFailureCode(
fesa::test::ReferenceComparison::compare(
fixture.results(), fixture.legacy()),
"schema-mismatch");
}
{
ContractFixture fixture{"missing-row", mismatchedValues};
auto lines = readLines(fixture.legacy() / kDisplacementName);
ASSERT_EQ(lines.size(), kNodeCount + 1U);
lines.pop_back();
writeLines(fixture.legacy() / kDisplacementName, lines);
expectFailureCode(
fesa::test::ReferenceComparison::compare(
fixture.results(), fixture.legacy()),
"schema-mismatch");
}
{
ContractFixture fixture{"extra-row", mismatchedValues};
auto lines = readLines(fixture.legacy() / kDisplacementName);
ASSERT_EQ(lines.size(), kNodeCount + 1U);
std::string extra = lines.back();
replaceFirst(extra, ",PART-1_1-1,11,", ",PART-1_1-1,12,");
lines.push_back(std::move(extra));
writeLines(fixture.legacy() / kDisplacementName, lines);
expectFailureCode(
fesa::test::ReferenceComparison::compare(
fixture.results(), fixture.legacy()),
"schema-mismatch");
}
{
ContractFixture fixture{"duplicate-row", mismatchedValues};
auto lines = readLines(fixture.legacy() / kReactionName);
ASSERT_EQ(lines.size(), kNodeCount + 1U);
lines.push_back(lines[1U]);
writeLines(fixture.legacy() / kReactionName, lines);
expectFailureCode(
fesa::test::ReferenceComparison::compare(
fixture.results(), fixture.legacy()),
"schema-mismatch");
}
{
ContractFixture fixture{"nonfinite-row", mismatchedValues};
auto csv = readBytes(fixture.legacy() / kReactionName);
replaceFirst(csv, "0.000000000E+00", "NaN");
writeBytes(fixture.legacy() / kReactionName, csv);
expectFailureCode(
fesa::test::ReferenceComparison::compare(
fixture.results(), fixture.legacy()),
"schema-mismatch");
}
{
ContractFixture fixture{"identity", mismatchedValues};
auto csv = readBytes(fixture.legacy() / kSectionName);
replaceFirst(csv, "PART-1_1-1", "WRONG-INSTANCE");
writeBytes(fixture.legacy() / kSectionName, csv);
expectFailureCode(
fesa::test::ReferenceComparison::compare(
fixture.results(), fixture.legacy()),
"schema-mismatch");
}
}
TEST(ReferenceComparisonContract,
AppliesAbaqusOnlyComponentScaleWithoutClampOrDrop) {
auto values = referenceValues();
values.displacement[1U][0U] = 0.999e-9;
values.displacement[2U][0U] = 1.001e-9;
values.sectionResultants[0U][0U][2U] = 1.0e7 + 9.0;
values.sectionResultants[9U][1U][2U] = 0.0;
ContractFixture fixture{"tolerance", values};
auto result = fesa::test::ReferenceComparison::compare(
fixture.results(), fixture.legacy());
ASSERT_TRUE(result.hasValue());
const auto& report = result.value();
EXPECT_FALSE(report.passed);
EXPECT_EQ(report.rows.size(), kExpectedRowCount);
EXPECT_EQ(report.metrics.size(), kExpectedMetricCount);
const auto* zero = findRow(
report, fesa::test::ComparisonQuantity::displacement, 1, "UX");
const auto* nearZero = findRow(
report, fesa::test::ComparisonQuantity::displacement, 2, "UX");
const auto* deliberateFailure = findRow(
report, fesa::test::ComparisonQuantity::displacement, 3, "UX");
ASSERT_NE(zero, nullptr);
ASSERT_NE(nearZero, nullptr);
ASSERT_NE(deliberateFailure, nullptr);
EXPECT_DOUBLE_EQ(zero->reference.value, 0.0);
EXPECT_DOUBLE_EQ(zero->fesa.value, 0.0);
EXPECT_DOUBLE_EQ(zero->tolerance, 1.0e-9);
EXPECT_TRUE(zero->passed);
EXPECT_TRUE(nearZero->passed);
EXPECT_FALSE(deliberateFailure->passed);
const auto* myMetric = findMetric(
report, fesa::test::ComparisonQuantity::sectionResultant, "My");
ASSERT_NE(myMetric, nullptr);
EXPECT_DOUBLE_EQ(myMetric->referenceScale, 1.0e7);
const auto* scaled = findRow(
report, fesa::test::ComparisonQuantity::sectionResultant, 1, "My");
const auto* residue = findRow(
report, fesa::test::ComparisonQuantity::sectionResultant, 11, "My");
ASSERT_NE(scaled, nullptr);
ASSERT_NE(residue, nullptr);
EXPECT_DOUBLE_EQ(scaled->tolerance, 10.001);
EXPECT_DOUBLE_EQ(scaled->absoluteError, 9.0);
EXPECT_TRUE(scaled->passed);
EXPECT_DOUBLE_EQ(residue->reference.value, -1.56e-2);
EXPECT_DOUBLE_EQ(residue->fesa.value, 0.0);
EXPECT_DOUBLE_EQ(residue->absoluteError, 1.56e-2);
EXPECT_DOUBLE_EQ(residue->tolerance, 10.001);
EXPECT_TRUE(residue->passed);
}
TEST(ReferenceComparisonContract,
ReportsEveryRowAndAggregateMetricDeterministically) {
auto values = referenceValues();
values.displacement[0U][0U] = 0.5e-9;
values.displacement[1U][0U] = -1.0e-9;
ContractFixture fixture{"metrics", values};
auto result = fesa::test::ReferenceComparison::compare(
fixture.results(), fixture.legacy());
ASSERT_TRUE(result.hasValue());
const auto& report = result.value();
ASSERT_TRUE(report.passed);
expectExactRowInventory(report);
ASSERT_EQ(report.metrics.size(), kExpectedMetricCount);
EXPECT_TRUE(std::all_of(
report.rows.begin(),
report.rows.end(),
[](const fesa::test::RowDecision& row) { return row.passed; }));
const auto* metric = findMetric(
report, fesa::test::ComparisonQuantity::displacement, "UX");
const auto* worst = findRow(
report, fesa::test::ComparisonQuantity::displacement, 2, "UX");
ASSERT_NE(metric, nullptr);
ASSERT_NE(worst, nullptr);
EXPECT_DOUBLE_EQ(metric->referenceScale, 0.0);
EXPECT_DOUBLE_EQ(metric->maximumAbsoluteError, 1.0e-9);
EXPECT_DOUBLE_EQ(metric->maximumNormalizedError, 1.0);
EXPECT_NEAR(
metric->rmsError,
std::sqrt(1.25 / static_cast<double>(kNodeCount)) * 1.0e-9,
1.0e-21);
EXPECT_NEAR(metric->normError, std::sqrt(1.25) * 1.0e-9, 1.0e-21);
EXPECT_EQ(
metric->worstRow,
static_cast<std::size_t>(worst - report.rows.data()));
EXPECT_FALSE(report.stressComparisonApplicable);
EXPECT_NE(report.stressComparisonReason.find("N/A"), std::string::npos);
EXPECT_NE(report.stressComparisonReason.find("HDF5"), std::string::npos);
EXPECT_DOUBLE_EQ(report.physicsEvidence.freeResidualNorm, 0.0);
EXPECT_EQ(
report.physicsEvidence.appliedForce,
(std::array<double, 3>{0.0, 0.0, -1.0e6}));
EXPECT_EQ(
report.physicsEvidence.reactionForce,
(std::array<double, 3>{0.0, 0.0, 1.0e6}));
EXPECT_EQ(
report.physicsEvidence.appliedMomentAboutOrigin,
(std::array<double, 3>{0.0, 1.0e7, 0.0}));
EXPECT_EQ(
report.physicsEvidence.reactionMomentAboutOrigin,
(std::array<double, 3>{0.0, -1.0e7, 0.0}));
EXPECT_TRUE(report.physicsEvidence.endpointConsistencyPassed);
const auto jsonA = fixture.root() / "comparison-a.json";
const auto jsonB = fixture.root() / "comparison-b.json";
ASSERT_TRUE(
fesa::test::ReferenceComparison::writeDeterministicJson(report, jsonA)
.isOk());
ASSERT_TRUE(
fesa::test::ReferenceComparison::writeDeterministicJson(report, jsonB)
.isOk());
const std::string first = readBytes(jsonA);
EXPECT_EQ(first, readBytes(jsonB));
for (const char* required : {
"\"rows\"",
"\"metrics\"",
"\"stress_comparison_applicable\":false",
"\"stress_comparison_reason\"",
"\"physics_evidence\"",
"\"free_residual_norm\"",
"\"applied_force\"",
"\"reaction_force\"",
"\"applied_moment_about_origin\"",
"\"reaction_moment_about_origin\"",
"\"endpoint_consistency_passed\""}) {
EXPECT_NE(first.find(required), std::string::npos) << required;
}
}
TEST(ReferenceComparisonContract,
NormalizesEligibleStationsWithoutAveraging) {
auto values = referenceValues();
values.sectionResultants[0U][0U] = {2.0e-4, 3.0e-4, 1.0e7, 4.0e-4};
values.sectionResultants[0U][1U][2U] = 9.0e6 - 5.0;
values.sectionResultants[1U][0U][2U] = 9.0e6 + 5.0;
ContractFixture fixture{"stations", values};
auto result = fesa::test::ReferenceComparison::compare(
fixture.results(), fixture.legacy());
ASSERT_TRUE(result.hasValue());
const auto& report = result.value();
ASSERT_TRUE(report.passed);
EXPECT_TRUE(report.physicsEvidence.endpointConsistencyPassed);
const auto* n = findRow(
report, fesa::test::ComparisonQuantity::sectionResultant, 1, "N");
const auto* t = findRow(
report, fesa::test::ComparisonQuantity::sectionResultant, 1, "T");
const auto* my = findRow(
report, fesa::test::ComparisonQuantity::sectionResultant, 1, "My");
const auto* mz = findRow(
report, fesa::test::ComparisonQuantity::sectionResultant, 1, "Mz");
ASSERT_NE(n, nullptr);
ASSERT_NE(t, nullptr);
ASSERT_NE(my, nullptr);
ASSERT_NE(mz, nullptr);
EXPECT_DOUBLE_EQ(n->fesa.value, 2.0e-4);
EXPECT_DOUBLE_EQ(t->fesa.value, 3.0e-4);
EXPECT_DOUBLE_EQ(my->fesa.value, 1.0e7);
EXPECT_DOUBLE_EQ(mz->fesa.value, 4.0e-4);
const auto* interior = findRow(
report, fesa::test::ComparisonQuantity::sectionResultant, 2, "My");
ASSERT_NE(interior, nullptr);
EXPECT_DOUBLE_EQ(interior->fesa.value, 9.0e6 - 5.0);
EXPECT_DOUBLE_EQ(interior->reference.value, 9.0e6);
EXPECT_DOUBLE_EQ(interior->absoluteError, 5.0);
auto mismatchValues = referenceValues();
mismatchValues.sectionResultants[0U][1U][2U] = 9.0e6 - 6.0;
mismatchValues.sectionResultants[1U][0U][2U] = 9.0e6 + 6.0;
ContractFixture mismatch{"station-mismatch", mismatchValues};
expectFailureCode(
fesa::test::ReferenceComparison::compare(
mismatch.results(), mismatch.legacy()),
"tolerance-failure");
}
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