xref: /vim-8.2.3635/src/testdir/test_assert.vim (revision 577fadfc)
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
7  call assert_equal(1, assert_false(123))
8  call assert_match("Expected False but got 123", v:errors[0])
9  call remove(v:errors, 0)
10endfunc
11
12func Test_assert_true()
13  call assert_equal(0, assert_true(1))
14  call assert_equal(0, assert_true(123))
15  call assert_equal(0, assert_true(v:true))
16
17  call assert_equal(1, assert_true(0))
18  call assert_match("Expected True but got 0", v:errors[0])
19  call remove(v:errors, 0)
20endfunc
21
22func Test_assert_equal()
23  let s = 'foo'
24  call assert_equal(0, assert_equal('foo', s))
25  let n = 4
26  call assert_equal(0, assert_equal(4, n))
27  let l = [1, 2, 3]
28  call assert_equal(0, assert_equal([1, 2, 3], l))
29
30  let s = 'foo'
31  call assert_equal(1, assert_equal('bar', s))
32  call assert_match("Expected 'bar' but got 'foo'", v:errors[0])
33  call remove(v:errors, 0)
34
35  call assert_equal('XxxxxxxxxxxxxxxxxxxxxxX', 'XyyyyyyyyyyyyyyyyyyyyyyyyyX')
36  call assert_match("Expected 'X\\\\\\[x occurs 21 times]X' but got 'X\\\\\\[y occurs 25 times]X'", v:errors[0])
37  call remove(v:errors, 0)
38endfunc
39
40func Test_assert_equalfile()
41  call assert_equal(1, assert_equalfile('abcabc', 'xyzxyz'))
42  call assert_match("E485: Can't read file abcabc", v:errors[0])
43  call remove(v:errors, 0)
44
45  let goodtext = ["one", "two", "three"]
46  call writefile(goodtext, 'Xone')
47  call assert_equal(1, assert_equalfile('Xone', 'xyzxyz'))
48  call assert_match("E485: Can't read file xyzxyz", v:errors[0])
49  call remove(v:errors, 0)
50
51  call writefile(goodtext, 'Xtwo')
52  call assert_equal(0, assert_equalfile('Xone', 'Xtwo'))
53
54  call writefile([goodtext[0]], 'Xone')
55  call assert_equal(1, assert_equalfile('Xone', 'Xtwo'))
56  call assert_match("first file is shorter", v:errors[0])
57  call remove(v:errors, 0)
58
59  call writefile(goodtext, 'Xone')
60  call writefile([goodtext[0]], 'Xtwo')
61  call assert_equal(1, assert_equalfile('Xone', 'Xtwo'))
62  call assert_match("second file is shorter", v:errors[0])
63  call remove(v:errors, 0)
64
65  call writefile(['1234X89'], 'Xone')
66  call writefile(['1234Y89'], 'Xtwo')
67  call assert_equal(1, assert_equalfile('Xone', 'Xtwo'))
68  call assert_match("difference at byte 4", v:errors[0])
69  call remove(v:errors, 0)
70
71  call delete('Xone')
72  call delete('Xtwo')
73endfunc
74
75func Test_assert_notequal()
76  let n = 4
77  call assert_equal(0, assert_notequal('foo', n))
78  let s = 'foo'
79  call assert_equal(0, assert_notequal([1, 2, 3], s))
80
81  call assert_equal(1, assert_notequal('foo', s))
82  call assert_match("Expected not equal to 'foo'", v:errors[0])
83  call remove(v:errors, 0)
84endfunc
85
86func Test_assert_report()
87  call assert_equal(1, assert_report('something is wrong'))
88  call assert_match('something is wrong', v:errors[0])
89  call remove(v:errors, 0)
90endfunc
91
92func Test_assert_exception()
93  try
94    nocommand
95  catch
96    call assert_equal(0, assert_exception('E492:'))
97  endtry
98
99  try
100    nocommand
101  catch
102    try
103      " illegal argument, get NULL for error
104      call assert_equal(1, assert_exception([]))
105    catch
106      call assert_equal(0, assert_exception('E730:'))
107    endtry
108  endtry
109endfunc
110
111func Test_wrong_error_type()
112  let save_verrors = v:errors
113  let v:['errors'] = {'foo': 3}
114  call assert_equal('yes', 'no')
115  let verrors = v:errors
116  let v:errors = save_verrors
117  call assert_equal(type([]), type(verrors))
118endfunc
119
120func Test_compare_fail()
121  let s:v = {}
122  let s:x = {"a": s:v}
123  let s:v["b"] = s:x
124  let s:w = {"c": s:x, "d": ''}
125  try
126    call assert_equal(s:w, '')
127  catch
128    call assert_equal(0, assert_exception('E724:'))
129    call assert_match("Expected NULL but got ''", v:errors[0])
130    call remove(v:errors, 0)
131  endtry
132endfunc
133
134func Test_match()
135  call assert_equal(0, assert_match('^f.*b.*r$', 'foobar'))
136
137  call assert_equal(1, assert_match('bar.*foo', 'foobar'))
138  call assert_match("Pattern 'bar.*foo' does not match 'foobar'", v:errors[0])
139  call remove(v:errors, 0)
140
141  call assert_equal(1, assert_match('bar.*foo', 'foobar', 'wrong'))
142  call assert_match('wrong', v:errors[0])
143  call remove(v:errors, 0)
144endfunc
145
146func Test_notmatch()
147  call assert_equal(0, assert_notmatch('foo', 'bar'))
148  call assert_equal(0, assert_notmatch('^foobar$', 'foobars'))
149
150  call assert_equal(1, assert_notmatch('foo', 'foobar'))
151  call assert_match("Pattern 'foo' does match 'foobar'", v:errors[0])
152  call remove(v:errors, 0)
153endfunc
154
155func Test_assert_fail_fails()
156  call assert_equal(1, assert_fails('xxx', {}))
157  call assert_match("Expected {} but got 'E731:", v:errors[0])
158  call remove(v:errors, 0)
159
160  call assert_equal(1, assert_fails('xxx', {}, 'stupid'))
161  call assert_match("stupid: Expected {} but got 'E731:", v:errors[0])
162  call remove(v:errors, 0)
163
164  call assert_equal(1, assert_fails('echo', '', 'echo command'))
165  call assert_match("command did not fail: echo command", v:errors[0])
166  call remove(v:errors, 0)
167endfunc
168
169func Test_assert_beeps()
170  new
171  call assert_equal(0, assert_beeps('normal h'))
172
173  call assert_equal(1, assert_beeps('normal 0'))
174  call assert_match("command did not beep: normal 0", v:errors[0])
175  call remove(v:errors, 0)
176  bwipe
177endfunc
178
179func Test_assert_inrange()
180  call assert_equal(0, assert_inrange(7, 7, 7))
181  call assert_equal(0, assert_inrange(5, 7, 5))
182  call assert_equal(0, assert_inrange(5, 7, 6))
183  call assert_equal(0, assert_inrange(5, 7, 7))
184
185  call assert_equal(1, assert_inrange(5, 7, 4))
186  call assert_match("Expected range 5 - 7, but got 4", v:errors[0])
187  call remove(v:errors, 0)
188  call assert_equal(1, assert_inrange(5, 7, 8))
189  call assert_match("Expected range 5 - 7, but got 8", v:errors[0])
190  call remove(v:errors, 0)
191
192  call assert_fails('call assert_inrange(1, 1)', 'E119:')
193
194  if has('float')
195    call assert_equal(0, assert_inrange(7.0, 7, 7))
196    call assert_equal(0, assert_inrange(7, 7.0, 7))
197    call assert_equal(0, assert_inrange(7, 7, 7.0))
198    call assert_equal(0, assert_inrange(5, 7, 5.0))
199    call assert_equal(0, assert_inrange(5, 7, 6.0))
200    call assert_equal(0, assert_inrange(5, 7, 7.0))
201
202    call assert_equal(1, assert_inrange(5, 7, 4.0))
203    call assert_match("Expected range 5.0 - 7.0, but got 4.0", v:errors[0])
204    call remove(v:errors, 0)
205    call assert_equal(1, assert_inrange(5, 7, 8.0))
206    call assert_match("Expected range 5.0 - 7.0, but got 8.0", v:errors[0])
207    call remove(v:errors, 0)
208  endif
209endfunc
210
211func Test_assert_with_msg()
212  call assert_equal('foo', 'bar', 'testing')
213  call assert_match("testing: Expected 'foo' but got 'bar'", v:errors[0])
214  call remove(v:errors, 0)
215endfunc
216
217func Test_override()
218  call test_override('char_avail', 1)
219  call test_override('redraw', 1)
220  call test_override('ALL', 0)
221  call assert_fails("call test_override('xxx', 1)", 'E475')
222  call assert_fails("call test_override('redraw', 'yes')", 'E474')
223endfunc
224
225func Test_user_is_happy()
226  smile
227  sleep 300m
228endfunc
229
230" Must be last.
231func Test_zz_quit_detected()
232  " Verify that if a test function ends Vim the test script detects this.
233  quit
234endfunc
235