You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
73 lines
2.5 KiB
73 lines
2.5 KiB
"""Tests for analysis/svd_labels module."""
|
|
|
|
|
|
def test_get_svd_label_returns_correct_label():
|
|
"""Test that get_svd_label returns the correct label for each component."""
|
|
from analysis.svd_labels import get_svd_label
|
|
|
|
# Component 1 should return EU-integratie label
|
|
label1 = get_svd_label(1)
|
|
assert "EU-integratie" in label1 or "Nationalisme" in label1
|
|
|
|
# Component 2 should return Populistisch label
|
|
label2 = get_svd_label(2)
|
|
assert "Populistisch" in label2 or "Institutioneel" in label2
|
|
|
|
# Component 3 should return Verzorgingsstaat label
|
|
label3 = get_svd_label(3)
|
|
assert "Verzorgingsstaat" in label3 or "Marktwerking" in label3
|
|
|
|
|
|
def test_compute_flip_direction_right_on_left():
|
|
"""Test that flip is True when right parties are on the left."""
|
|
from analysis.svd_labels import compute_flip_direction
|
|
|
|
# Right parties have negative scores (on left), left parties have positive
|
|
party_scores = {
|
|
"VVD": [-0.5, 0.0], # Right party, component 1 score = -0.5
|
|
"PVV": [-0.8, 0.0], # Right party
|
|
"SP": [0.6, 0.0], # Left party, component 1 score = 0.6
|
|
"DENK": [0.4, 0.0], # Left party
|
|
}
|
|
|
|
# Component 1: right_mean = -0.65, left_mean = 0.5
|
|
# right_mean < left_mean, so flip = True
|
|
assert compute_flip_direction(1, party_scores) is True
|
|
|
|
|
|
def test_compute_flip_direction_right_on_right():
|
|
"""Test that flip is False when right parties are already on the right."""
|
|
from analysis.svd_labels import compute_flip_direction
|
|
|
|
# Right parties have positive scores (on right), left parties have negative
|
|
party_scores = {
|
|
"VVD": [0.5, 0.0], # Right party, component 1 score = 0.5
|
|
"PVV": [0.8, 0.0], # Right party
|
|
"SP": [-0.6, 0.0], # Left party
|
|
"DENK": [-0.4, 0.0], # Left party
|
|
}
|
|
|
|
# Component 1: right_mean = 0.65, left_mean = -0.5
|
|
# right_mean > left_mean, so flip = False
|
|
assert compute_flip_direction(1, party_scores) is False
|
|
|
|
|
|
def test_compute_flip_direction_insufficient_data():
|
|
"""Test that flip is False when there's insufficient data."""
|
|
from analysis.svd_labels import compute_flip_direction
|
|
|
|
# No right parties in data
|
|
party_scores = {
|
|
"SP": [0.6, 0.0],
|
|
"DENK": [0.4, 0.0],
|
|
}
|
|
|
|
assert compute_flip_direction(1, party_scores) is False
|
|
|
|
# No left parties in data
|
|
party_scores = {
|
|
"VVD": [0.5, 0.0],
|
|
"PVV": [0.8, 0.0],
|
|
}
|
|
|
|
assert compute_flip_direction(1, party_scores) is False
|
|
|