xref: /vim-8.2.3635/src/testdir/test_assert.vim (revision 10893741)
1" Test that the methods used for testing work.
2
3func Test_assert_false()
4  call assert_equal(0, assert_false(0))
5  call assert_equal(0, assert_false(v:false))
6  call assert_equal(0, v:false->assert_false())
7
8  call assert_equal(1, assert_false(123))
9  call assert_match("Expected False but got 123", v:errors[0])
10  call remove(v:errors, 0)
11
12  call assert_equal(1, 123->assert_false())
13  call assert_match("Expected False but got 123", v:errors[0])
14  call remove(v:errors, 0)
15endfunc
16
17func Test_assert_true()
18  call assert_equal(0, assert_true(1))
19  call assert_equal(0, assert_true(123))
20  call assert_equal(0, assert_true(v:true))
21  call assert_equal(0, v:true->assert_true())
22
23  call assert_equal(1, assert_true(0))
24  call assert_match("Expected True but got 0", v:errors[0])
25  call remove(v:errors, 0)
26
27  call assert_equal(1, 0->assert_true())
28  call assert_match("Expected True but got 0", v:errors[0])
29  call remove(v:errors, 0)
30endfunc
31
32func Test_assert_equal()
33  let s = 'foo'
34  call assert_equal(0, assert_equal('foo', s))
35  let n = 4
36  call assert_equal(0, assert_equal(4, n))
37  let l = [1, 2, 3]
38  call assert_equal(0, assert_equal([1, 2, 3], l))
39  call assert_equal(test_null_list(), test_null_list())
40  call assert_equal(test_null_list(), [])
41  call assert_equal([], test_null_list())
42
43  let s = 'foo'
44  call assert_equal(1, assert_equal('bar', s))
45  call assert_match("Expected 'bar' but got 'foo'", v:errors[0])
46  call remove(v:errors, 0)
47
48  call assert_equal('XxxxxxxxxxxxxxxxxxxxxxX', 'XyyyyyyyyyyyyyyyyyyyyyyyyyX')
49  call assert_match("Expected 'X\\\\\\[x occurs 21 times]X' but got 'X\\\\\\[y occurs 25 times]X'", v:errors[0])
50  call remove(v:errors, 0)
51endfunc
52
53func Test_assert_equal_dict()
54  call assert_equal(0, assert_equal(#{one: 1, two: 2}, #{two: 2, one: 1}))
55
56  call assert_equal(1, assert_equal(#{one: 1, two: 2}, #{two: 2, one: 3}))
57  call assert_match("Expected {'one': 1} but got {'one': 3} - 1 equal item omitted", v:errors[0])
58  call remove(v:errors, 0)
59
60  call assert_equal(1, assert_equal(#{one: 1, two: 2}, #{two: 22, one: 11}))
61  call assert_match("Expected {'one': 1, 'two': 2} but got {'one': 11, 'two': 22}", v:errors[0])
62  call remove(v:errors, 0)
63
64  call assert_equal(1, assert_equal(#{}, #{two: 2, one: 1}))
65  call assert_match("Expected {} but got {'one': 1, 'two': 2}", v:errors[0])
66  call remove(v:errors, 0)
67
68  call assert_equal(1, assert_equal(#{two: 2, one: 1}, #{}))
69  call assert_match("Expected {'one': 1, 'two': 2} but got {}", v:errors[0])
70  call remove(v:errors, 0)
71endfunc
72
73func Test_assert_equalfile()
74  call assert_equal(1, assert_equalfile('abcabc', 'xyzxyz'))
75  call assert_match("E485: Can't read file abcabc", v:errors[0])
76  call remove(v:errors, 0)
77
78  let goodtext = ["one", "two", "three"]
79  call writefile(goodtext, 'Xone')
80  call assert_equal(1, 'Xone'->assert_equalfile('xyzxyz'))
81  call assert_match("E485: Can't read file xyzxyz", v:errors[0])
82  call remove(v:errors, 0)
83
84  call writefile(goodtext, 'Xtwo')
85  call assert_equal(0, assert_equalfile('Xone', 'Xtwo'))
86
87  call writefile([goodtext[0]], 'Xone')
88  call assert_equal(1, assert_equalfile('Xone', 'Xtwo'))
89  call assert_match("first file is shorter", v:errors[0])
90  call remove(v:errors, 0)
91
92  call writefile(goodtext, 'Xone')
93  call writefile([goodtext[0]], 'Xtwo')
94  call assert_equal(1, assert_equalfile('Xone', 'Xtwo'))
95  call assert_match("second file is shorter", v:errors[0])
96  call remove(v:errors, 0)
97
98  call writefile(['1234X89'], 'Xone')
99  call writefile(['1234Y89'], 'Xtwo')
100  call assert_equal(1, assert_equalfile('Xone', 'Xtwo'))
101  call assert_match('difference at byte 4, line 1 after "1234X" vs "1234Y"', v:errors[0])
102  call remove(v:errors, 0)
103
104  call writefile([repeat('x', 234) .. 'X'], 'Xone')
105  call writefile([repeat('x', 234) .. 'Y'], 'Xtwo')
106  call assert_equal(1, assert_equalfile('Xone', 'Xtwo'))
107  let xes = repeat('x', 134)
108  call assert_match('difference at byte 234, line 1 after "' .. xes .. 'X" vs "' .. xes .. 'Y"', v:errors[0])
109  call remove(v:errors, 0)
110
111  call assert_equal(1, assert_equalfile('Xone', 'Xtwo', 'a message'))
112  call assert_match("a message: difference at byte 234, line 1 after", v:errors[0])
113  call remove(v:errors, 0)
114
115  call delete('Xone')
116  call delete('Xtwo')
117endfunc
118
119func Test_assert_notequal()
120  let n = 4
121  call assert_equal(0, assert_notequal('foo', n))
122  let s = 'foo'
123  call assert_equal(0, assert_notequal([1, 2, 3], s))
124
125  call assert_equal(1, assert_notequal('foo', s))
126  call assert_match("Expected not equal to 'foo'", v:errors[0])
127  call remove(v:errors, 0)
128endfunc
129
130func Test_assert_report()
131  call assert_equal(1, assert_report('something is wrong'))
132  call assert_match('something is wrong', v:errors[0])
133  call remove(v:errors, 0)
134  call assert_equal(1, 'also wrong'->assert_report())
135  call assert_match('also wrong', v:errors[0])
136  call remove(v:errors, 0)
137endfunc
138
139func Test_assert_exception()
140  try
141    nocommand
142  catch
143    call assert_equal(0, assert_exception('E492:'))
144  endtry
145
146  try
147    nocommand
148  catch
149    try
150      " illegal argument, get NULL for error
151      call assert_equal(1, assert_exception([]))
152    catch
153      call assert_equal(0, assert_exception('E730:'))
154    endtry
155  endtry
156endfunc
157
158func Test_wrong_error_type()
159  let save_verrors = v:errors
160  let v:['errors'] = {'foo': 3}
161  call assert_equal('yes', 'no')
162  let verrors = v:errors
163  let v:errors = save_verrors
164  call assert_equal(type([]), type(verrors))
165endfunc
166
167func Test_compare_fail()
168  let s:v = {}
169  let s:x = {"a": s:v}
170  let s:v["b"] = s:x
171  let s:w = {"c": s:x, "d": ''}
172  try
173    call assert_equal(s:w, '')
174  catch
175    call assert_equal(0, assert_exception('E724:'))
176    call assert_match("Expected NULL but got ''", v:errors[0])
177    call remove(v:errors, 0)
178  endtry
179endfunc
180
181func Test_match()
182  call assert_equal(0, assert_match('^f.*b.*r$', 'foobar'))
183
184  call assert_equal(1, assert_match('bar.*foo', 'foobar'))
185  call assert_match("Pattern 'bar.*foo' does not match 'foobar'", v:errors[0])
186  call remove(v:errors, 0)
187
188  call assert_equal(1, assert_match('bar.*foo', 'foobar', 'wrong'))
189  call assert_match('wrong', v:errors[0])
190  call remove(v:errors, 0)
191
192  call assert_equal(1, 'foobar'->assert_match('bar.*foo', 'wrong'))
193  call assert_match('wrong', v:errors[0])
194  call remove(v:errors, 0)
195endfunc
196
197func Test_notmatch()
198  call assert_equal(0, assert_notmatch('foo', 'bar'))
199  call assert_equal(0, assert_notmatch('^foobar$', 'foobars'))
200
201  call assert_equal(1, assert_notmatch('foo', 'foobar'))
202  call assert_match("Pattern 'foo' does match 'foobar'", v:errors[0])
203  call remove(v:errors, 0)
204
205  call assert_equal(1, 'foobar'->assert_notmatch('foo'))
206  call assert_match("Pattern 'foo' does match 'foobar'", v:errors[0])
207  call remove(v:errors, 0)
208endfunc
209
210func Test_assert_fail_fails()
211  call assert_equal(1, assert_fails('xxx', {}))
212  call assert_match("Expected {} but got 'E731:", v:errors[0])
213  call remove(v:errors, 0)
214
215  call assert_equal(1, assert_fails('xxx', {}, 'stupid'))
216  call assert_match("stupid: Expected {} but got 'E731:", v:errors[0])
217  call remove(v:errors, 0)
218
219  call assert_equal(1, assert_fails('echo', '', 'echo command'))
220  call assert_match("command did not fail: echo command", v:errors[0])
221  call remove(v:errors, 0)
222
223  call assert_equal(1, 'echo'->assert_fails('', 'echo command'))
224  call assert_match("command did not fail: echo command", v:errors[0])
225  call remove(v:errors, 0)
226endfunc
227
228func Test_assert_fails_in_try_block()
229  try
230    call assert_equal(0, assert_fails('throw "error"'))
231  endtry
232endfunc
233
234func Test_assert_beeps()
235  new
236  call assert_equal(0, assert_beeps('normal h'))
237
238  call assert_equal(1, assert_beeps('normal 0'))
239  call assert_match("command did not beep: normal 0", v:errors[0])
240  call remove(v:errors, 0)
241
242  call assert_equal(0, 'normal h'->assert_beeps())
243  call assert_equal(1, 'normal 0'->assert_beeps())
244  call assert_match("command did not beep: normal 0", v:errors[0])
245  call remove(v:errors, 0)
246
247  bwipe
248endfunc
249
250func Test_assert_inrange()
251  call assert_equal(0, assert_inrange(7, 7, 7))
252  call assert_equal(0, assert_inrange(5, 7, 5))
253  call assert_equal(0, assert_inrange(5, 7, 6))
254  call assert_equal(0, assert_inrange(5, 7, 7))
255
256  call assert_equal(1, assert_inrange(5, 7, 4))
257  call assert_match("Expected range 5 - 7, but got 4", v:errors[0])
258  call remove(v:errors, 0)
259  call assert_equal(1, assert_inrange(5, 7, 8))
260  call assert_match("Expected range 5 - 7, but got 8", v:errors[0])
261  call remove(v:errors, 0)
262
263  call assert_equal(0, 5->assert_inrange(5, 7))
264  call assert_equal(0, 7->assert_inrange(5, 7))
265  call assert_equal(1, 8->assert_inrange(5, 7))
266  call assert_match("Expected range 5 - 7, but got 8", v:errors[0])
267  call remove(v:errors, 0)
268
269  call assert_fails('call assert_inrange(1, 1)', 'E119:')
270
271  if has('float')
272    call assert_equal(0, assert_inrange(7.0, 7, 7))
273    call assert_equal(0, assert_inrange(7, 7.0, 7))
274    call assert_equal(0, assert_inrange(7, 7, 7.0))
275    call assert_equal(0, assert_inrange(5, 7, 5.0))
276    call assert_equal(0, assert_inrange(5, 7, 6.0))
277    call assert_equal(0, assert_inrange(5, 7, 7.0))
278
279    call assert_equal(1, assert_inrange(5, 7, 4.0))
280    call assert_match("Expected range 5.0 - 7.0, but got 4.0", v:errors[0])
281    call remove(v:errors, 0)
282    call assert_equal(1, assert_inrange(5, 7, 8.0))
283    call assert_match("Expected range 5.0 - 7.0, but got 8.0", v:errors[0])
284    call remove(v:errors, 0)
285  endif
286endfunc
287
288func Test_assert_with_msg()
289  call assert_equal('foo', 'bar', 'testing')
290  call assert_match("testing: Expected 'foo' but got 'bar'", v:errors[0])
291  call remove(v:errors, 0)
292endfunc
293
294func Test_override()
295  call test_override('char_avail', 1)
296  eval 1->test_override('redraw')
297  call test_override('ALL', 0)
298  call assert_fails("call test_override('xxx', 1)", 'E475')
299  call assert_fails("call test_override('redraw', 'yes')", 'E474')
300endfunc
301
302func Test_mouse_position()
303  let save_mouse = &mouse
304  set mouse=a
305  new
306  call setline(1, ['line one', 'line two'])
307  call assert_equal([0, 1, 1, 0], getpos('.'))
308  call test_setmouse(1, 5)
309  call feedkeys("\<LeftMouse>", "xt")
310  call assert_equal([0, 1, 5, 0], getpos('.'))
311  call test_setmouse(2, 20)
312  call feedkeys("\<LeftMouse>", "xt")
313  call assert_equal([0, 2, 8, 0], getpos('.'))
314  call test_setmouse(5, 1)
315  call feedkeys("\<LeftMouse>", "xt")
316  call assert_equal([0, 2, 1, 0], getpos('.'))
317  bwipe!
318  let &mouse = save_mouse
319endfunc
320
321func Test_user_is_happy()
322  smile
323  sleep 300m
324endfunc
325
326" Must be last.
327func Test_zz_quit_detected()
328  " Verify that if a test function ends Vim the test script detects this.
329  quit
330endfunc
331