Mercurial > hg
annotate tests/test-lrucachedict.py @ 28042:08e0c4082903
check-commit: wrap too long line
This is fixing for 'line too long' check-code rule.
check-code has overlooked this, because a file isn't recognized as one
to be checked (this problem is fixed by subsequent patch).
author | FUJIWARA Katsunori <foozy@lares.dti.ne.jp> |
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date | Wed, 10 Feb 2016 22:44:28 +0900 |
parents | 6cd3044985c2 |
children | e3f01188d439 |
rev | line source |
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18603 | 1 from mercurial import util |
2 | |
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3 def printifpresent(d, xs, name='d'): |
18603 | 4 for x in xs: |
5 present = x in d | |
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6 print "'%s' in %s: %s" % (x, name, present) |
18603 | 7 if present: |
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8 print "%s['%s']: %s" % (name, x, d[x]) |
18603 | 9 |
10 def test_lrucachedict(): | |
11 d = util.lrucachedict(4) | |
12 d['a'] = 'va' | |
13 d['b'] = 'vb' | |
14 d['c'] = 'vc' | |
15 d['d'] = 'vd' | |
16 | |
17 # all of these should be present | |
18 printifpresent(d, ['a', 'b', 'c', 'd']) | |
19 | |
20 # 'a' should be dropped because it was least recently used | |
21 d['e'] = 've' | |
22 printifpresent(d, ['a', 'b', 'c', 'd', 'e']) | |
23 | |
24 # touch entries in some order (get or set). | |
25 d['e'] | |
26 d['c'] = 'vc2' | |
27 d['d'] | |
28 d['b'] = 'vb2' | |
29 | |
30 # 'e' should be dropped now | |
31 d['f'] = 'vf' | |
32 printifpresent(d, ['b', 'c', 'd', 'e', 'f']) | |
33 | |
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34 d.clear() |
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35 printifpresent(d, ['b', 'c', 'd', 'e', 'f']) |
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36 |
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37 # Now test dicts that aren't full. |
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38 d = util.lrucachedict(4) |
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39 d['a'] = 1 |
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40 d['b'] = 2 |
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41 d['a'] |
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42 d['b'] |
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43 printifpresent(d, ['a', 'b']) |
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44 |
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45 # test copy method |
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46 d = util.lrucachedict(4) |
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47 d['a'] = 'va3' |
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48 d['b'] = 'vb3' |
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49 d['c'] = 'vc3' |
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50 d['d'] = 'vd3' |
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51 |
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52 dc = d.copy() |
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53 |
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54 # all of these should be present |
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55 print "\nAll of these should be present:" |
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56 printifpresent(dc, ['a', 'b', 'c', 'd'], 'dc') |
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57 |
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58 # 'a' should be dropped because it was least recently used |
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59 print "\nAll of these except 'a' should be present:" |
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60 dc['e'] = 've3' |
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61 printifpresent(dc, ['a', 'b', 'c', 'd', 'e'], 'dc') |
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62 |
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63 # contents and order of original dict should remain unchanged |
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64 print "\nThese should be in reverse alphabetical order and read 'v?3':" |
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65 dc['b'] = 'vb3_new' |
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66 for k in list(iter(d)): |
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67 print "d['%s']: %s" % (k, d[k]) |
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68 |
18603 | 69 if __name__ == '__main__': |
70 test_lrucachedict() |