def test_this_defaults(capsys):
options = microcache.MicrocacheOptions()
cache = microcache.Microcache(options_obj=options)
@microcache.this(cache_obj=cache)
def foo(bar='bar'):
print('setting bar to: ' + bar)
return bar
assert foo() == 'bar'
out, err = capsys.readouterr()
assert out.strip() == 'setting bar to: bar'
assert foo() == 'bar'
out, err = capsys.readouterr()
assert out.strip() == ''
assert foo(bar='baz') == 'baz'
out, err = capsys.readouterr()
assert out.strip() == 'setting bar to: baz'
assert foo() == 'bar'
out, err = capsys.readouterr()
assert out.strip() == ''
assert foo(bar='baz') == 'baz'
out, err = capsys.readouterr()
assert out.strip() == ''
def test_Microcache_clear_specific():
options = microcache.MicrocacheOptions()
cache = microcache.Microcache(options_obj=options)
assert cache.upsert('foo', 'bar') is True
assert cache.has('foo') is True
assert cache.clear('foo') is True
assert cache.has('foo') is False
def test_Microcache_get_upsert():
options = microcache.MicrocacheOptions()
cache = microcache.Microcache(options_obj=options)
assert cache.upsert('foo', 'baz', ttl=1) is True
assert cache.get('foo') == 'baz'
time.sleep(1)
assert cache.get('foo') is microcache.CACHE_MISS
def test_Microcache_disable_enable_without_clear():
options = microcache.MicrocacheOptions()
cache = microcache.Microcache(options_obj=options)
assert cache.upsert('foo', 'bar') is True
cache.disable(clear_cache=False)
assert cache.has('foo') is microcache.CACHE_DISABLED
cache.enable()
assert cache.has('foo') is True
def test_Microcache_temporary_enable_disable():
options = microcache.MicrocacheOptions()
cache = microcache.Microcache(options_obj=options)
assert cache.upsert('foo', 'bar') is True
with cache.temporarily_disabled():
assert cache.has('foo') is microcache.CACHE_DISABLED
with cache.temporarily_enabled():
assert cache.has('foo') is True
assert cache.has('foo') is microcache.CACHE_DISABLED
assert cache.has('foo') is True
def test_Microcache_disable_enable_with_clear():
options = microcache.MicrocacheOptions()
cache = microcache.Microcache(options_obj=options)
assert cache.upsert('foo', 'bar') is True
cache.disable()
assert cache.has('foo') is microcache.CACHE_DISABLED
assert cache.get('foo') is microcache.CACHE_DISABLED
assert cache.clear() is microcache.CACHE_DISABLED
cache.enable()
assert cache.has(
'foo') is False # the cache was cleared as part of disable()
def test_this_custom_key(capsys):
options = microcache.MicrocacheOptions()
cache = microcache.Microcache(options_obj=options)
@microcache.this(cache_obj=cache, key='foo')
def foo(bar='bar'):
print('setting bar to: ' + bar)
return bar
assert foo() == 'bar'
out, err = capsys.readouterr()
assert out.strip() == 'setting bar to: bar'
assert cache.has('foo') is True
assert foo(bar='baz') == 'bar'
out, err = capsys.readouterr()
assert out.strip() == ''
assert cache.get('foo') == 'bar'
def test_this_ttl(capsys):
options = microcache.MicrocacheOptions()
cache = microcache.Microcache(options_obj=options)
@microcache.this(cache_obj=cache, ttl=1)
def foo(bar='bar'):
print('setting bar to: ' + bar)
return bar
assert foo() == 'bar'
out, err = capsys.readouterr()
assert out.strip() == 'setting bar to: bar'
assert foo() == 'bar'
out, err = capsys.readouterr()
assert out.strip() == ''
time.sleep(1)
assert foo() == 'bar'
out, err = capsys.readouterr()
assert out.strip() == 'setting bar to: bar'
def test_Microcache_has_upsert():
options = microcache.MicrocacheOptions()
cache = microcache.Microcache(options_obj=options)
assert cache.has('foo') is False
assert cache.upsert('foo', 'bar') is True
assert cache.has('foo') is True