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import unittest |
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from express_delivery import checkio |
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class Tests(unittest.TestCase): |
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TESTS = { |
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"1. Basics": [ |
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{ |
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"input": ["S...", "....", "B.WB", "..WE"], |
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"answer": (["S...", "....", "B.WB", "..WE"], 12), |
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"explanation": "LLLDDD", |
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}, |
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{ |
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"input": ["S...", "....", "B..B", "..WE"], |
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"answer": (["S...", "....", "B..B", "..WE"], 11), |
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"explanation": "DDBLLLBD", |
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}, |
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], |
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"2. Extra": [ |
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{ |
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"input": ["S.W...", "..WB..", "..WW..", "....B.", "....W.", "..B.BE"], |
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"answer": ( |
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["S.W...", "..WB..", "..WW..", "....B.", "....W.", "..B.BE"], |
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20, |
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), |
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"explanation": "", |
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}, |
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{ |
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"input": ["SBW...", ".WWB..", "..WW..", "......", "...WW.", "..BWBE"], |
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"answer": ( |
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["SBW...", ".WWB..", "..WW..", "......", "...WW.", "..BWBE"], |
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18, |
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), |
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}, |
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{ |
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"input": ["S..BW.", ".WWWWW", ".W....", ".W.W.B", ".W.W..", "...W.E"], |
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"answer": ( |
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["S..BW.", ".WWWWW", ".W....", ".W.W.B", ".W.W..", "...W.E"], |
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29, |
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), |
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}, |
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], |
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"3. Weird": [ |
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{"input": ["SB....BE"], "answer": (["SB....BE"], 11)}, |
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{"input": ["S...BB..E"], "answer": (["S...BB..E"], 16)}, |
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{ |
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"input": ["SBBBBB", "BBBBBB", "BBBBBB", "BBBBBB", "BBBBBE"], |
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"answer": (["SBBBBB", "BBBBBB", "BBBBBB", "BBBBBB", "BBBBBE"], 13), |
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}, |
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{ |
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"input": [ |
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"S.......", |
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"........", |
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"..B.....", |
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".....B..", |
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"........", |
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".......E", |
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], |
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"answer": ( |
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[ |
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"S.......", |
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"........", |
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"..B.....", |
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".....B..", |
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"........", |
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".......E", |
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], |
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22, |
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), |
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}, |
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{ |
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"input": [ |
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"SW.B.W.", |
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".W.W.W.", |
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".W.W.W.", |
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".W.W.WB", |
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".W.W.W.", |
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".B.W..E", |
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], |
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"answer": ( |
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["SW.B.W.", ".W.W.W.", ".W.W.W.", ".W.W.WB", ".W.W.W.", ".B.W..E"], |
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35, |
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), |
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}, |
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], |
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"4. Big": [ |
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{ |
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"input": [ |
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"S..BW....", |
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"...W.....", |
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"..W......", |
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".........", |
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".WWWWWWW.", |
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"..WB.....", |
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"..W....B.", |
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"..WWW.WWW", |
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"....W...E", |
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], |
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"answer": ( |
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[ |
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"S..BW....", |
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"...W.....", |
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"..W......", |
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".........", |
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".WWWWWWW.", |
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"..WB.....", |
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"..W....B.", |
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"..WWW.WWW", |
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"....W...E", |
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], |
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38, |
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), |
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}, |
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{ |
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"input": [ |
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"S........", |
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".WWW.WWW.", |
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".W.B...W.", |
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".WWWWWWW.", |
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".W..B..W.", |
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".W.WWW.WW", |
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".W...W.WB", |
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".WWW.W.W.", |
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".....W..E", |
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], |
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"answer": ( |
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[ |
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"S........", |
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".WWW.WWW.", |
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".W.B...W.", |
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".WWWWWWW.", |
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".W..B..W.", |
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".W.WWW.WW", |
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".W...W.WB", |
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".WWW.W.W.", |
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".....W..E", |
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], |
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56, |
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), |
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}, |
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], |
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} |
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def check_solution(self, func, max_time, field): |
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ACTIONS = {"L": (0, -1), "R": (0, 1), "U": (-1, 0), "D": (1, 0), "B": (0, 0)} |
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max_row, max_col = len(field), len(field[0]) |
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s_row, s_col = 0, 0 |
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total_time = 0 |
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hold_box = True |
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route = func(field[:]) |
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for step in route: |
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if step not in ACTIONS: |
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print("Unknown action {0}".format(step)) |
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return False |
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View Code Duplication |
if step == "B": |
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if hold_box: |
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if field[s_row][s_col] == "B": |
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hold_box = False |
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total_time += 1 |
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continue |
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else: |
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print("Stephan broke the cargo") |
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return False |
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else: |
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if field[s_row][s_col] == "B": |
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hold_box = True |
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total_time += 1 |
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continue |
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n_row, n_col = s_row + ACTIONS[step][0], s_col + ACTIONS[step][1] |
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total_time += 2 if hold_box else 1 |
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if 0 > n_row or n_row >= max_row or 0 > n_col or n_row >= max_col: |
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print("We've lost Stephan.") |
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return False |
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if field[n_row][n_col] == "W": |
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print("Stephan fell in water.") |
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return False |
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s_row, s_col = n_row, n_col |
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if field[s_row][s_col] == "E" and hold_box: |
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if total_time <= max_time: |
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return True |
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else: |
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print("You can deliver the cargo faster.") |
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return False |
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print("The cargo is not delivered") |
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return False |
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def test_Basics(self): |
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for i in self.TESTS['1. Basics']: |
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assert self.check_solution(checkio, i['answer'][1], i['answer'][0]) |
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def test_Extra(self): |
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for i in self.TESTS['2. Extra']: |
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assert self.check_solution(checkio, i['answer'][1], i['answer'][0]) |
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def test_Weird(self): |
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for i in self.TESTS['3. Weird']: |
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assert self.check_solution(checkio, i['answer'][1], i['answer'][0]) |
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200
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def test_Big(self): |
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for i in self.TESTS['4. Big']: |
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assert self.check_solution(checkio, i['answer'][1], i['answer'][0]) |
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204
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205
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if __name__ == "__main__": # pragma: no cover |
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unittest.main() |
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KenMercusLai /
checkio
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