交付：四条用例过五条验收

👁️ 3 人浏览 💬 0 人评论 ❤️ 添加收藏

（每道题开头都有同一段：被测的 clean(rows)（去空白、空数量当 0、整行去重、转不了的记行号）、静音的 run()，和造记录用的 row(store, qty)。）

把前四步合成一个 TestClean。验收五条：正确版本全绿；三个变异版各至少挂一条；用例数至少 4。补全 TestClean 和 c1~c5，输出五个 1/0。

提交你的答案

请登录后提交答案。

去登录

← 第四步：空数量当 0 真机上第一件事 →

更多题目

代码编辑器

语言： Ctrl + Enter 运行

import io, unittest

def clean(rows):
    good, bad, seen = [], [], set()
    for i, r in enumerate(rows, 2):
        r = {k: v.strip() for k, v in r.items()}
        if r["qty"] == "":
            r["qty"] = "0"
        key = tuple(r.values())
        if key in seen:
            continue
        seen.add(key)
        try:
            r["qty"] = int(r["qty"])
        except ValueError:
            bad.append(i)
            continue
        good.append(r)
    return good, bad

def run(*cases):
    suite = unittest.TestSuite()
    for c in cases:
        suite.addTests(unittest.defaultTestLoader.loadTestsFromTestCase(c))
    r = unittest.TextTestRunner(stream=io.StringIO()).run(suite)
    return str(r.testsRun) + "/" + str(len(r.failures)) + "/" + str(len(r.errors))

def row(store, qty):
    return {"store": store, "qty": qty}

def clean_no_strip(rows):
    good, bad, seen = [], [], set()
    for i, r in enumerate(rows, 2):
        if r["qty"] == "":
            r = dict(r, qty="0")
        key = tuple(r.values())
        if key in seen:
            continue
        seen.add(key)
        try:
            r = dict(r, qty=int(r["qty"]))
        except ValueError:
            bad.append(i)
            continue
        good.append(r)
    return good, bad

def clean_no_dedupe(rows):
    good, bad = [], []
    for i, r in enumerate(rows, 2):
        r = {k: v.strip() for k, v in r.items()}
        if r["qty"] == "":
            r["qty"] = "0"
        try:
            r["qty"] = int(r["qty"])
        except ValueError:
            bad.append(i)
            continue
        good.append(r)
    return good, bad

def clean_swallow(rows):
    good, bad, seen = [], [], set()
    for i, r in enumerate(rows, 2):
        r = {k: v.strip() for k, v in r.items()}
        if r["qty"] == "":
            r["qty"] = "0"
        key = tuple(r.values())
        if key in seen:
            continue
        seen.add(key)
        try:
            r["qty"] = int(r["qty"])
        except ValueError:
            r["qty"] = 0
        good.append(r)
    return good, bad

def make(fn):
    class TestClean(unittest.TestCase):
        # TODO: test_strip / test_dedupe / test_bad_row / test_empty_qty（前四步）
        pass
    return TestClean

def stats(fn):
    parts = run(make(fn)).split("/")
    return int(parts[0]), int(parts[1]) + int(parts[2])

n, red = stats(clean)
# TODO: c1 正确版本一条都不红；c2~c4 三个变异版各至少红一条；c5 用例数 >= 4
c1 = c2 = c3 = c4 = c5 = 0
print("".join(str(int(c)) for c in (c1, c2, c3, c4, c5)))

本次输入：

输出：

👩‍🏫

💬 题目评论

交付：四条用例过五条验收

更多题目

全部评论