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1 change: 1 addition & 0 deletions EasyReflectometryApp/Backends/Py/analysis.py
Original file line number Diff line number Diff line change
Expand Up @@ -214,6 +214,7 @@ def _on_fit_progress(self, payload: dict) -> None:
def _on_fit_finished(self, results: list) -> None:
"""Handle successful completion of threaded fit."""
self._fitting_logic.on_fit_finished(results)
self._project_lib._last_fit_results = self._fitting_logic.last_fit_results
self._fitter_thread = None
self.fittingChanged.emit()
self._clearCacheAndEmitParametersChanged()
Expand Down
8 changes: 6 additions & 2 deletions EasyReflectometryApp/Backends/Py/logic/fitting.py
Original file line number Diff line number Diff line change
Expand Up @@ -294,6 +294,10 @@ def on_fit_finished(self, results: FitResults | List[FitResults]) -> None:
self._result = single_result
self._results = [single_result] if single_result is not None else []

@property
def last_fit_results(self):
return self._results if self._results else None

@property
def fit_n_pars(self) -> int:
"""Return the global number of refined parameters for the fit."""
Expand All @@ -309,7 +313,7 @@ def fit_chi2(self) -> float:
if self._results:
try:
if len(self._results) == 1:
return float(self._results[0].reduced_chi)
return float(self._results[0].reduced_chi2)
total_chi2 = float(sum(result.chi2 for result in self._results))
total_points = sum(len(result.x) for result in self._results)
n_params = self._results[0].n_pars
Expand All @@ -322,7 +326,7 @@ def fit_chi2(self) -> float:
if self._result is None:
return 0.0
try:
return float(self._result.reduced_chi)
return float(self._result.reduced_chi2)
except (ValueError, TypeError):
return 0.0

Expand Down
23 changes: 23 additions & 0 deletions EasyReflectometryApp/Gui/Pages/Summary/MainContent/Summary.qml
Original file line number Diff line number Diff line change
Expand Up @@ -53,4 +53,27 @@ Rectangle {
}
// Flickable

// Tooltip for truncated experiment datablock names.
// Python wraps long names in <a href="nametooltip:ENCODED_FULL_NAME">.
// TextEdit.hoveredLink fires when the mouse enters/leaves such a link;
// we decode the full name and show it in a native ToolTip near the cursor.
HoverHandler {
id: hoverHandler
}

ToolTip {
id: nameToolTip

readonly property string scheme: "nametooltip:"

visible: textArea.hoveredLink.startsWith(scheme)
text: visible ? decodeURIComponent(textArea.hoveredLink.substring(scheme.length)) : ""

x: hoverHandler.point.position.x + 12
y: hoverHandler.point.position.y + 12

delay: 300
timeout: 8000
}

}
2 changes: 1 addition & 1 deletion pyproject.toml
Original file line number Diff line number Diff line change
Expand Up @@ -32,7 +32,7 @@ classifiers = [
requires-python = '>=3.12'
dependencies = [
'easyapplication',
'easyreflectometry',
'easyreflectometry @ git+https://github.com/easyscience/reflectometry-lib.git@develop',
'asteval',
'PySide6',
'toml',
Expand Down
4 changes: 2 additions & 2 deletions tests/factories.py
Original file line number Diff line number Diff line change
Expand Up @@ -292,12 +292,12 @@ def make_dependent_on(self, dependency_expression, dependency_map):


class FakeFitResult:
def __init__(self, success=True, chi2=1.0, n_pars=1, x=None, reduced_chi=0.5, minimizer_engine='stub'):
def __init__(self, success=True, chi2=1.0, n_pars=1, x=None, reduced_chi2=0.5, minimizer_engine='stub'):
self.success = success
self.chi2 = chi2
self.n_pars = n_pars
self.x = [] if x is None else x
self.reduced_chi = reduced_chi
self.reduced_chi2 = reduced_chi2
self.minimizer_engine = minimizer_engine


Expand Down
31 changes: 24 additions & 7 deletions tests/test_logic_fitting.py
Original file line number Diff line number Diff line change
Expand Up @@ -89,30 +89,47 @@ def test_on_fit_finished_and_fit_properties_cover_multi_and_single_results(monke

logic.prepare_for_threaded_fit()
logic.on_fit_finished([
make_fit_result(success=True, chi2=4.0, n_pars=2, x=[1, 2, 3], reduced_chi=1.1),
make_fit_result(success=True, chi2=6.0, n_pars=2, x=[1, 2, 3, 4], reduced_chi=1.2),
make_fit_result(success=True, chi2=4.0, n_pars=2, x=[1, 2, 3], reduced_chi2=1.1),
make_fit_result(success=True, chi2=6.0, n_pars=2, x=[1, 2, 3, 4], reduced_chi2=1.2),
])

assert logic.fit_finished is True
assert logic.fit_success is True
assert logic.fit_n_pars == 2
assert logic.fit_chi2 == 2.0

logic.on_fit_finished(make_fit_result(success=False, chi2=9.0, n_pars=1, x=[1, 2], reduced_chi=4.5))
logic.on_fit_finished(make_fit_result(success=False, chi2=9.0, n_pars=1, x=[1, 2], reduced_chi2=4.5))
assert logic.fit_success is False
assert logic.fit_n_pars == 1
assert logic.fit_chi2 == 4.5


def test_last_fit_results_reflects_stored_results():
project = make_project()
logic = fitting_module.Fitting(project)

assert logic.last_fit_results is None

multi_results = [
make_fit_result(success=True, chi2=2.0, n_pars=1, x=[1, 2], reduced_chi2=1.0),
make_fit_result(success=True, chi2=3.0, n_pars=1, x=[1, 2, 3], reduced_chi2=1.5),
]
logic.on_fit_finished(multi_results)
assert logic.last_fit_results is multi_results

logic.on_fit_finished(make_fit_result(success=True, chi2=1.0, n_pars=1, x=[1], reduced_chi2=1.0))
assert len(logic.last_fit_results) == 1


def test_fit_n_pars_uses_global_free_parameter_count_for_multi_experiment_results(monkeypatch):
project = make_project()
logic = fitting_module.Fitting(project)
monkeypatch.setattr(fitting_module, 'count_free_parameters', lambda current_project: 3)

logic.prepare_for_threaded_fit()
logic.on_fit_finished([
make_fit_result(success=True, chi2=4.0, n_pars=3, x=[1, 2, 3], reduced_chi=1.1),
make_fit_result(success=True, chi2=6.0, n_pars=3, x=[1, 2, 3, 4], reduced_chi=1.2),
make_fit_result(success=True, chi2=4.0, n_pars=3, x=[1, 2, 3], reduced_chi2=1.1),
make_fit_result(success=True, chi2=6.0, n_pars=3, x=[1, 2, 3, 4], reduced_chi2=1.2),
])

assert logic.fit_n_pars == 3
Expand Down Expand Up @@ -149,7 +166,7 @@ def test_fit_progress_state_resets_on_finish_failure_and_stop():

logic.prepare_for_threaded_fit()
logic.on_fit_progress({'iteration': 3, 'chi2': 8.0, 'parameter_values': {'beta': 1.0}})
logic.on_fit_finished(make_fit_result(success=True, chi2=8.0, n_pars=1, x=[1, 2], reduced_chi=4.0))
logic.on_fit_finished(make_fit_result(success=True, chi2=8.0, n_pars=1, x=[1, 2], reduced_chi2=4.0))

assert logic.fit_iteration == 0
assert logic.fit_progress_message == ''
Expand Down Expand Up @@ -191,7 +208,7 @@ def test_fit_failure_and_cancellation_state_transitions():

def test_start_stop_handles_success_and_fiterror():
project = make_project(models=[object()])
project.fitter = SimpleNamespace(fit_single_data_set_1d=lambda exp_data: make_fit_result(success=True, chi2=1.7, reduced_chi=1.7))
project.fitter = SimpleNamespace(fit_single_data_set_1d=lambda exp_data: make_fit_result(success=True, chi2=1.7, reduced_chi2=1.7))
logic = fitting_module.Fitting(project)

logic.start_stop()
Expand Down
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