xref: /vim-8.2.3635/src/testdir/test_assert.vim (revision 96f45c0b)
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
40  let s = 'foo'
41  call assert_equal(1, assert_equal('bar', s))
42  call assert_match("Expected 'bar' but got 'foo'", v:errors[0])
43  call remove(v:errors, 0)
44
45  call assert_equal('XxxxxxxxxxxxxxxxxxxxxxX', 'XyyyyyyyyyyyyyyyyyyyyyyyyyX')
46  call assert_match("Expected 'X\\\\\\[x occurs 21 times]X' but got 'X\\\\\\[y occurs 25 times]X'", v:errors[0])
47  call remove(v:errors, 0)
48endfunc
49
50func Test_assert_equalfile()
51  call assert_equal(1, assert_equalfile('abcabc', 'xyzxyz'))
52  call assert_match("E485: Can't read file abcabc", v:errors[0])
53  call remove(v:errors, 0)
54
55  let goodtext = ["one", "two", "three"]
56  call writefile(goodtext, 'Xone')
57  call assert_equal(1, 'Xone'->assert_equalfile('xyzxyz'))
58  call assert_match("E485: Can't read file xyzxyz", v:errors[0])
59  call remove(v:errors, 0)
60
61  call writefile(goodtext, 'Xtwo')
62  call assert_equal(0, assert_equalfile('Xone', 'Xtwo'))
63
64  call writefile([goodtext[0]], 'Xone')
65  call assert_equal(1, assert_equalfile('Xone', 'Xtwo'))
66  call assert_match("first file is shorter", v:errors[0])
67  call remove(v:errors, 0)
68
69  call writefile(goodtext, 'Xone')
70  call writefile([goodtext[0]], 'Xtwo')
71  call assert_equal(1, assert_equalfile('Xone', 'Xtwo'))
72  call assert_match("second file is shorter", v:errors[0])
73  call remove(v:errors, 0)
74
75  call writefile(['1234X89'], 'Xone')
76  call writefile(['1234Y89'], 'Xtwo')
77  call assert_equal(1, assert_equalfile('Xone', 'Xtwo'))
78  call assert_match("difference at byte 4", v:errors[0])
79  call remove(v:errors, 0)
80
81  call delete('Xone')
82  call delete('Xtwo')
83endfunc
84
85func Test_assert_notequal()
86  let n = 4
87  call assert_equal(0, assert_notequal('foo', n))
88  let s = 'foo'
89  call assert_equal(0, assert_notequal([1, 2, 3], s))
90
91  call assert_equal(1, assert_notequal('foo', s))
92  call assert_match("Expected not equal to 'foo'", v:errors[0])
93  call remove(v:errors, 0)
94endfunc
95
96func Test_assert_report()
97  call assert_equal(1, assert_report('something is wrong'))
98  call assert_match('something is wrong', v:errors[0])
99  call remove(v:errors, 0)
100  call assert_equal(1, 'also wrong'->assert_report())
101  call assert_match('also wrong', v:errors[0])
102  call remove(v:errors, 0)
103endfunc
104
105func Test_assert_exception()
106  try
107    nocommand
108  catch
109    call assert_equal(0, assert_exception('E492:'))
110  endtry
111
112  try
113    nocommand
114  catch
115    try
116      " illegal argument, get NULL for error
117      call assert_equal(1, assert_exception([]))
118    catch
119      call assert_equal(0, assert_exception('E730:'))
120    endtry
121  endtry
122endfunc
123
124func Test_wrong_error_type()
125  let save_verrors = v:errors
126  let v:['errors'] = {'foo': 3}
127  call assert_equal('yes', 'no')
128  let verrors = v:errors
129  let v:errors = save_verrors
130  call assert_equal(type([]), type(verrors))
131endfunc
132
133func Test_compare_fail()
134  let s:v = {}
135  let s:x = {"a": s:v}
136  let s:v["b"] = s:x
137  let s:w = {"c": s:x, "d": ''}
138  try
139    call assert_equal(s:w, '')
140  catch
141    call assert_equal(0, assert_exception('E724:'))
142    call assert_match("Expected NULL but got ''", v:errors[0])
143    call remove(v:errors, 0)
144  endtry
145endfunc
146
147func Test_match()
148  call assert_equal(0, assert_match('^f.*b.*r$', 'foobar'))
149
150  call assert_equal(1, assert_match('bar.*foo', 'foobar'))
151  call assert_match("Pattern 'bar.*foo' does not match 'foobar'", v:errors[0])
152  call remove(v:errors, 0)
153
154  call assert_equal(1, assert_match('bar.*foo', 'foobar', 'wrong'))
155  call assert_match('wrong', v:errors[0])
156  call remove(v:errors, 0)
157
158  call assert_equal(1, 'foobar'->assert_match('bar.*foo', 'wrong'))
159  call assert_match('wrong', v:errors[0])
160  call remove(v:errors, 0)
161endfunc
162
163func Test_notmatch()
164  call assert_equal(0, assert_notmatch('foo', 'bar'))
165  call assert_equal(0, assert_notmatch('^foobar$', 'foobars'))
166
167  call assert_equal(1, assert_notmatch('foo', 'foobar'))
168  call assert_match("Pattern 'foo' does match 'foobar'", v:errors[0])
169  call remove(v:errors, 0)
170
171  call assert_equal(1, 'foobar'->assert_notmatch('foo'))
172  call assert_match("Pattern 'foo' does match 'foobar'", v:errors[0])
173  call remove(v:errors, 0)
174endfunc
175
176func Test_assert_fail_fails()
177  call assert_equal(1, assert_fails('xxx', {}))
178  call assert_match("Expected {} but got 'E731:", v:errors[0])
179  call remove(v:errors, 0)
180
181  call assert_equal(1, assert_fails('xxx', {}, 'stupid'))
182  call assert_match("stupid: Expected {} but got 'E731:", v:errors[0])
183  call remove(v:errors, 0)
184
185  call assert_equal(1, assert_fails('echo', '', 'echo command'))
186  call assert_match("command did not fail: echo command", v:errors[0])
187  call remove(v:errors, 0)
188
189  call assert_equal(1, 'echo'->assert_fails('', 'echo command'))
190  call assert_match("command did not fail: echo command", v:errors[0])
191  call remove(v:errors, 0)
192endfunc
193
194func Test_assert_fails_in_try_block()
195  try
196    call assert_equal(0, assert_fails('throw "error"'))
197  endtry
198endfunc
199
200func Test_assert_beeps()
201  new
202  call assert_equal(0, assert_beeps('normal h'))
203
204  call assert_equal(1, assert_beeps('normal 0'))
205  call assert_match("command did not beep: normal 0", v:errors[0])
206  call remove(v:errors, 0)
207
208  call assert_equal(0, 'normal h'->assert_beeps())
209  call assert_equal(1, 'normal 0'->assert_beeps())
210  call assert_match("command did not beep: normal 0", v:errors[0])
211  call remove(v:errors, 0)
212
213  bwipe
214endfunc
215
216func Test_assert_inrange()
217  call assert_equal(0, assert_inrange(7, 7, 7))
218  call assert_equal(0, assert_inrange(5, 7, 5))
219  call assert_equal(0, assert_inrange(5, 7, 6))
220  call assert_equal(0, assert_inrange(5, 7, 7))
221
222  call assert_equal(1, assert_inrange(5, 7, 4))
223  call assert_match("Expected range 5 - 7, but got 4", v:errors[0])
224  call remove(v:errors, 0)
225  call assert_equal(1, assert_inrange(5, 7, 8))
226  call assert_match("Expected range 5 - 7, but got 8", v:errors[0])
227  call remove(v:errors, 0)
228
229  call assert_equal(0, 5->assert_inrange(5, 7))
230  call assert_equal(0, 7->assert_inrange(5, 7))
231  call assert_equal(1, 8->assert_inrange(5, 7))
232  call assert_match("Expected range 5 - 7, but got 8", v:errors[0])
233  call remove(v:errors, 0)
234
235  call assert_fails('call assert_inrange(1, 1)', 'E119:')
236
237  if has('float')
238    call assert_equal(0, assert_inrange(7.0, 7, 7))
239    call assert_equal(0, assert_inrange(7, 7.0, 7))
240    call assert_equal(0, assert_inrange(7, 7, 7.0))
241    call assert_equal(0, assert_inrange(5, 7, 5.0))
242    call assert_equal(0, assert_inrange(5, 7, 6.0))
243    call assert_equal(0, assert_inrange(5, 7, 7.0))
244
245    call assert_equal(1, assert_inrange(5, 7, 4.0))
246    call assert_match("Expected range 5.0 - 7.0, but got 4.0", v:errors[0])
247    call remove(v:errors, 0)
248    call assert_equal(1, assert_inrange(5, 7, 8.0))
249    call assert_match("Expected range 5.0 - 7.0, but got 8.0", v:errors[0])
250    call remove(v:errors, 0)
251  endif
252endfunc
253
254func Test_assert_with_msg()
255  call assert_equal('foo', 'bar', 'testing')
256  call assert_match("testing: Expected 'foo' but got 'bar'", v:errors[0])
257  call remove(v:errors, 0)
258endfunc
259
260func Test_override()
261  call test_override('char_avail', 1)
262  eval 1->test_override('redraw')
263  call test_override('ALL', 0)
264  call assert_fails("call test_override('xxx', 1)", 'E475')
265  call assert_fails("call test_override('redraw', 'yes')", 'E474')
266endfunc
267
268func Test_mouse_position()
269  let save_mouse = &mouse
270  set mouse=a
271  new
272  call setline(1, ['line one', 'line two'])
273  call assert_equal([0, 1, 1, 0], getpos('.'))
274  call test_setmouse(1, 5)
275  call feedkeys("\<LeftMouse>", "xt")
276  call assert_equal([0, 1, 5, 0], getpos('.'))
277  call test_setmouse(2, 20)
278  call feedkeys("\<LeftMouse>", "xt")
279  call assert_equal([0, 2, 8, 0], getpos('.'))
280  call test_setmouse(5, 1)
281  call feedkeys("\<LeftMouse>", "xt")
282  call assert_equal([0, 2, 1, 0], getpos('.'))
283  bwipe!
284  let &mouse = save_mouse
285endfunc
286
287func Test_user_is_happy()
288  smile
289  sleep 300m
290endfunc
291
292" Must be last.
293func Test_zz_quit_detected()
294  " Verify that if a test function ends Vim the test script detects this.
295  quit
296endfunc
297