Add tests for new config

Docker-DCO-1.1-Signed-off-by: Mangled Deutz <[email protected]> (github: dmp42)

Author: Mangled Deutz

tests/fixtures/test_config.yaml

@@ -0,0 +1,32 @@
+booltrue: True
+boolfalse: False
+uint: 10
+int: -10
+float: 0.01
+emptystring: ''
+isnone:
+nonemptystring: nonemptystring
+anothernonemptystring: 'nonemptystring'
+yetanothernonemptystring: 'nonemptystring'
+array: [one, two, three]
+dict:
+    one: valueone
+    two: valuetwo
+    three: valuethree
+something: 'else'
+uni: "ß∞"
+
+
+ENV:
+    booltrue: _env:BOOLTRUE:True
+    boolfalse: _env:BOOLFALSE:False
+    uint: _env:UINT:10
+    int: _env:INT:-10
+    float: _env:FLOAT:0.01
+    emptystring: _env:EMPTYSTRING:''
+    isnone: _env:ISNONE
+    nonemptystring: _env:NONEMPTYSTRING:nonemptystring
+    anothernonemptystring: _env:ANOTHERNONEMPTYSTRING:'nonemptystring'
+    yetanothernonemptystring: _env:YETANOTHERNONEMPTYSTRING:'nonemptystring'
+    bugger: _env:BUGGER:bug:me:endlessly
+    array: _env:ARRAY:[one, two, three]

tests/test_config.py

@@ -0,0 +1,129 @@
+# -*- coding: utf-8 -*-
+
+# from nose import tools
+
+# from docker_registry.core import exceptions
+# import docker_registry.testing as testing
+
+import mock
+import os
+
+from docker_registry.lib import config
+
+
+fakeenv = {}
+
+
+def mockget(key, opt=None):
+    if key in fakeenv:
+        print('%s key is %s' % (key, fakeenv[key]))
+        return fakeenv[key]
+    return opt
+
+
+@mock.patch('os.environ.get', mockget)
+class TestConfig():
+
+    def __init__(self):
+        p = os.path.join(
+            os.path.dirname(__file__), 'fixtures', 'test_config.yaml')
+
+        self.c = config.Config(open(p, 'rb').read())
+
+    def test_accessors(self):
+        assert self.c.booltrue == self.c['booltrue']
+        assert self.c.dict.one == self.c.dict['one']
+        assert self.c.dict.one == self.c['dict']['one']
+
+    def test_key_existence(self):
+        assert 'boolfalse' in self.c
+        assert 'whatevertheflush' not in self.c
+
+    def test_non_existent_access(self):
+        assert self.c['whatevertheflush'] is None
+        assert self.c.whatevertheflush is None
+
+    def test_simple_types(self):
+        conf = self.c
+        assert conf.booltrue is True
+        assert not conf.booltrue == 'True'
+        assert conf.boolfalse is False
+        assert not conf.booltrue == 'False'
+        assert conf.uint == 10
+        assert not conf.uint == '10'
+        assert conf.int == -10
+        assert not conf.int == '-10'
+        assert conf.float == 0.01
+        assert not conf.float == '0.01'
+        assert conf.emptystring == ''
+        assert conf.emptystring is not None
+        assert conf.isnone is None
+        assert conf.nonemptystring == 'nonemptystring'
+        assert conf.anothernonemptystring == 'nonemptystring'
+        assert conf.yetanothernonemptystring == 'nonemptystring'
+        assert conf.array[2] == 'three'
+        assert len(conf.array) == 3
+        assert conf.dict.two == 'valuetwo'
+
+    def test_env_defaults(self):
+        global fakeenv
+        fakeenv = {}
+
+        conf = self.c.ENV
+        assert conf.booltrue is True
+        assert conf.boolfalse is False
+        assert conf.uint == 10
+        assert conf.int == -10
+        assert conf.float == 0.01
+        assert conf.emptystring == ''
+        assert conf.emptystring is not None
+        assert conf.isnone is None
+        assert conf.nonemptystring == 'nonemptystring'
+        assert conf.anothernonemptystring == 'nonemptystring'
+        assert conf.yetanothernonemptystring == 'nonemptystring'
+        assert conf.bugger == 'bug:me:endlessly'
+        assert conf.array[2] == 'three'
+        assert len(conf.array) == 3
+
+    def test_env_overrides(self):
+        global fakeenv
+        fakeenv['BOOLTRUE'] = 'False'
+        fakeenv['BOOLFALSE'] = 'True'
+        fakeenv['UINT'] = '0'
+        fakeenv['INT'] = '0'
+        fakeenv['FLOAT'] = '0'
+        fakeenv['EMPTYSTRING'] = 'NOTREALLY'
+        fakeenv['ISNONE'] = 'False'
+        fakeenv['NONEMPTYSTRING'] = '""'
+        fakeenv['BUGGER'] = '"whatever:the:flush:"'
+        fakeenv['ARRAY'] = '[one, again]'
+
+        conf = self.c.ENV
+        assert conf.booltrue is False
+        assert conf.boolfalse is True
+        assert conf.uint == 0
+        assert conf.int == 0
+        assert conf.float == 0
+        assert conf.emptystring == 'NOTREALLY'
+        assert conf.isnone is False
+        assert conf.isnone is not None
+        assert conf.nonemptystring == ''
+        assert conf.anothernonemptystring == 'nonemptystring'
+        assert conf.yetanothernonemptystring == 'nonemptystring'
+        assert conf.bugger == 'whatever:the:flush:'
+        assert conf.array[1] == 'again'
+        assert len(conf.array) == 2
+
+        fakeenv['ISNONE'] = ''
+        assert conf.isnone is None
+
+    def test_write(self):
+        conf = self.c
+        assert conf.something == 'else'
+        conf.something = 'or'
+        assert conf.something == 'or'
+        conf.something = None
+        assert conf.something is None
+
+    def test_unicode(self):
+        assert self.c.uni == u'ß∞'