bat/tests/snapshots/generate_snapshots.py
2018-11-01 15:30:58 +01:00

60 lines
1.5 KiB
Python
Executable File

#!/usr/bin/env python3
import itertools
import subprocess
import pathlib
import shutil
def generate_snapshots():
single_styles = ["changes", "grid", "header", "numbers"]
collective_styles = ["full", "plain"]
for num in range(len(single_styles)):
for grouped in itertools.combinations(single_styles, num + 1):
generate_style_snapshot(",".join(grouped))
for style in collective_styles:
generate_style_snapshot(style)
def generate_style_snapshot(style):
generate_snapshot(style.replace(",", "_"), "--style={}".format(style))
def generate_snapshot(name, arguments):
command = "cargo run -- --paging=never --color=never --decorations=always "
command += "{args} sample.rs > output/{name}.snapshot.txt".format(
name=name,
args=arguments
)
print("generating snapshot for {}".format(name))
subprocess.call(command, shell=True)
def build_bat():
print("building bat")
subprocess.call("cargo build", cwd="../..", shell=True)
def prepare_output_dir():
shutil.rmtree("output", ignore_errors=True)
pathlib.Path("output").mkdir()
def modify_sample_file():
print("modifying sample.rs to show changes")
shutil.copyfile("sample.modified.rs", "sample.rs")
def undo_sample_file_modification():
print("undoing sample.rs modifications")
subprocess.call("git checkout -- sample.rs", shell=True)
build_bat()
prepare_output_dir()
modify_sample_file()
generate_snapshots()
undo_sample_file_modification()