import re
import kalpaa.read_bin_csv

# import logging

# _logger = logging.getLogger(__name__)


def test_regex_matches():
	apsd_v_1 = "APSD_V_dot1_mean"

	actual_match1 = re.match(kalpaa.read_bin_csv.BINNED_HEADER_REGEX, apsd_v_1)

	# For reference, REGEX is currently: APSD_(?P<measurement_type>\w+)_(?P<dot_name>\w+)_(?P<summary_stat>mean|stdev)\s*
	assert actual_match1 is not None
	groups = actual_match1.groupdict()
	assert groups["measurement_type"] == "V"
	assert groups["dot_name"] == "dot1"
	assert groups["summary_stat"] == "mean"


def test_parse_headers(snapshot):
	example_headers = [
		# using these headers from recent run: APSD_V_dot1_mean, APSD_V_dot1_stdev, APSD_V_dot2_mean, APSD_V_dot2_stdev, APSD_V_line_mean, APSD_V_line_stdev, APSD_V_triangle1_mean, APSD_V_triangle1_stdev, APSD_V_triangle2_mean, APSD_V_triangle2_stdev, APSD_V_uprise1_mean, APSD_V_uprise1_stdev, APSD_V_uprise2_mean, APSD_V_uprise2_stdev
		"APSD_V_dot1_mean",
		"APSD_V_dot1_stdev",
		"APSD_V_dot2_mean",
		"APSD_V_dot2_stdev",
		"APSD_V_line_mean",
		"APSD_V_line_stdev",
		"APSD_V_triangle1_mean",
		"APSD_V_triangle1_stdev",
		"APSD_V_triangle2_mean",
		"APSD_V_triangle2_stdev",
		"APSD_V_uprise1_mean",
		"This is not a valid header",
	]

	actual_parsed = [kalpaa.read_bin_csv._parse_bin_header(h) for h in example_headers]
	assert actual_parsed == snapshot