def test_reducer_on_edit():
row_index = 0
layer_index = 42
action = layers.on_edit(row_index)
state = layers.reducer({"layers": {"index": {layer_index: {}}}}, action)
assert state["layers"]["mode"]["index"] == layer_index
assert state["layers"]["mode"]["state"] == "edit"
def test_reducer_remove_layer():
row_index = 0
layer_index = 42
state = {"layers": {"index": {layer_index: {"key": "value"}}}}
action = layers.on_close(row_index)
state = layers.reducer(state, action)
assert state["layers"]["index"] == {}
def test_reducer(state, actions, expect):
if isinstance(actions, dict):
actions = [actions]
for action in actions:
state = layers.reducer(state, action)
result = state["layers"]
assert result == forest.state.State(layers=expect).layers.to_dict()
def test_reducer_set_active():
row_index = 1
active = [0, 2]
action = layers.set_active(row_index, active)
state = layers.reducer({"layers": {
"index": {
13: {},
42: {},
96: {}
}
}}, action)
assert state["layers"]["index"][42]["active"] == active
def test_reducer_save_layer():
i = 42
label = "Label"
dataset = "Dataset"
variable = "Variable"
action = layers.save_layer(i, {
"label": label,
"dataset": dataset,
"variable": variable
})
state = layers.reducer({}, action)
assert state["layers"]["index"][i]["label"] == label
assert state["layers"]["index"][i]["dataset"] == dataset
assert state["layers"]["index"][i]["variable"] == variable
def test_reducer_on_add():
action = layers.on_add()
state = layers.reducer({}, action)
assert state["layers"]["mode"]["state"] == "add"