test/branch_test.py

   1 """Tests related to the branches widget"""
   2 from __future__ import absolute_import, division, print_function, unicode_literals
   3
   4 from cola.widgets import branch
   5
   6 from .helper import Mock
   7
   8
   9 def test_create_tree_entries():
  10     names = [
  11         'abc',
  12         'cat/abc',
  13         'cat/def',
  14         'xyz/xyz',
  15     ]
  16     root = branch.create_tree_entries(names)
  17     expect = 3
  18     actual = len(root.children)
  19     assert expect == actual
  20
  21     # 'abc'
  22     abc = root.children[0]
  23     expect = 'abc'
  24     actual = abc.basename
  25     assert expect == actual
  26     expect = 'abc'
  27     actual = abc.refname
  28     assert expect == actual
  29     expect = []
  30     actual = abc.children
  31     assert expect == actual
  32
  33     # 'cat'
  34     cat = root.children[1]
  35     expect = 'cat'
  36     actual = 'cat'
  37     assert expect == actual
  38     assert cat.refname is None
  39     expect = 2
  40     actual = len(cat.children)
  41     assert expect == actual
  42
  43     # 'cat/abc'
  44     cat_abc = cat.children[0]
  45     expect = 'abc'
  46     actual = cat_abc.basename
  47     assert expect == actual
  48     expect = 'cat/abc'
  49     actual = cat_abc.refname
  50     assert expect == actual
  51     expect = []
  52     actual = cat_abc.children
  53     assert expect == actual
  54
  55     # 'cat/def'
  56     cat_def = cat.children[1]
  57     expect = 'def'
  58     actual = cat_def.basename
  59     assert expect == actual
  60     expect = 'cat/def'
  61     actual = cat_def.refname
  62     assert expect == actual
  63     expect = []
  64     actual = cat_def.children
  65     assert expect == actual
  66
  67     # 'xyz'
  68     xyz = root.children[2]
  69     expect = 'xyz'
  70     actual = xyz.basename
  71     assert expect == actual
  72     assert xyz.refname is None
  73     expect = 1
  74     actual = len(xyz.children)
  75     assert expect == actual
  76
  77     # 'xyz/xyz'
  78     xyz_xyz = xyz.children[0]
  79     expect = 'xyz'
  80     actual = xyz_xyz.basename
  81     assert expect == actual
  82
  83     expect = 'xyz/xyz'
  84     actual = xyz_xyz.refname
  85     assert expect == actual
  86
  87     expect = []
  88     actual = xyz_xyz.children
  89     assert expect == actual
  90
  91
  92 def test_create_name_dict():
  93     """Test transforming unix path-like names into a nested dict"""
  94     branches = [
  95         'top_1/child_1/child_1_1',
  96         'top_1/child_1/child_1_2',
  97         'top_1/child_2/child_2_1/child_2_1_1',
  98         'top_1/child_2/child_2_1/child_2_1_2',
  99     ]
 100     inner_child = {'child_2_1_2': {}, 'child_2_1_1': {}}
 101     expect = {
 102         'top_1': {
 103             'child_1': {'child_1_2': {}, 'child_1_1': {}},
 104             'child_2': {'child_2_1': inner_child},
 105         }
 106     }
 107     actual = branch.create_name_dict(branches)
 108     assert expect == actual
 109
 110
 111 def test_create_toplevel_item():
 112     names = [
 113         'child_1',
 114         'child_2/child_2_1',
 115         'child_2/child_2_2',
 116     ]
 117     tree = branch.create_tree_entries(names)
 118     tree.basename = 'top'
 119     top = branch.create_toplevel_item(tree)
 120
 121     expect = 'top'
 122     actual = top.name
 123     assert expect == actual
 124
 125     expect = 2
 126     actual = top.childCount()
 127     assert expect == actual
 128
 129     expect = 'child_1'
 130     actual = top.child(0).name
 131     assert expect == actual
 132
 133     expect = 'child_1'
 134     actual = top.child(0).refname
 135     assert expect == actual
 136
 137     expect = 'child_2'
 138     actual = top.child(1).name
 139     assert expect == actual
 140
 141     assert top.child(1).refname is None
 142
 143     expect = 2
 144     actual = top.child(1).childCount()
 145     assert expect == actual
 146
 147     expect = 'child_2_1'
 148     actual = top.child(1).child(0).name
 149     assert expect == actual
 150
 151     expect = 'child_2_2'
 152     actual = top.child(1).child(1).name
 153     assert expect == actual
 154
 155     expect = 'child_2/child_2_1'
 156     actual = top.child(1).child(0).refname
 157     assert expect == actual
 158
 159     expect = 'child_2/child_2_2'
 160     actual = top.child(1).child(1).refname
 161     assert expect == actual
 162
 163
 164 def test_get_toplevel_item():
 165     items = _create_top_item()
 166     actual = branch.get_toplevel_item(items['child_1'])
 167     assert items['top'] is actual
 168
 169     actual = branch.get_toplevel_item(items['sub_child_2_1'])
 170     assert items['top'] is actual
 171
 172
 173 def test_refname_attribute():
 174     items = _create_top_item()
 175
 176     actual = items['child_1'].refname
 177     expect = 'child_1'
 178     assert expect == actual
 179
 180     actual = items['sub_child_2_2'].refname
 181     expect = 'child_2/sub_child_2_2'
 182     assert expect == actual
 183
 184
 185 def test_should_return_a_valid_child_on_find_child():
 186     """Test the find_child function."""
 187     items = _create_top_item()
 188     child = branch.find_by_refname(items['top'], 'child_1')
 189     assert child.refname == 'child_1'
 190
 191     child = branch.find_by_refname(items['top'], 'child_2/sub_child_2_2')
 192     assert child.name == 'sub_child_2_2'
 193
 194
 195 def test_should_return_empty_state_on_save_state():
 196     """Test the save_state function."""
 197     top = _create_item('top', None, False)
 198     tree_helper = branch.BranchesTreeHelper()
 199     actual = tree_helper.save_state(top)
 200     assert {'top': {}} == actual
 201
 202
 203 def test_should_return_a_valid_state_on_save_state():
 204     """Test the save_state function."""
 205     items = _create_top_item()
 206     tree_helper = branch.BranchesTreeHelper()
 207     actual = tree_helper.save_state(items['top'])
 208     expect = {
 209         'top': {
 210             'child_1': {},
 211             'child_2': {'sub_child_2_1': {}, 'sub_child_2_2': {}},
 212         }
 213     }
 214     assert expect == actual
 215
 216
 217 def _create_top_item():
 218     top = _create_item('top', None, True)
 219     child_1 = _create_item('child_1', 'child_1', False)
 220     child_2 = _create_item('child_2', None, True)
 221     sub_child_2_1 = _create_item('sub_child_2_1', 'child_2/sub_child_2_1', False)
 222     sub_child_2_2 = _create_item('sub_child_2_2', 'child_2/sub_child_2_2', False)
 223
 224     child_2.addChildren([sub_child_2_1, sub_child_2_2])
 225     top.addChildren([child_1, child_2])
 226
 227     return {
 228         'top': top,
 229         'child_1': child_1,
 230         'sub_child_2_1': sub_child_2_1,
 231         'sub_child_2_2': sub_child_2_2,
 232     }
 233
 234
 235 def _create_item(name, refname, expanded):
 236     item = branch.BranchTreeWidgetItem(name, refname=refname)
 237     item.isExpanded = Mock(return_value=expanded)
 238     return item