vim-patch:7.4.1092

Problem:    It is not simple to test for an exception and give a proper error
            message.
Solution:   Add assert_exception().

a803c7f940
This commit is contained in:
Justin M. Keyes
2016-04-25 05:52:25 -04:00
parent db9c22adb9
commit 67d5a1aae2
3 changed files with 41 additions and 6 deletions

View File

@@ -1788,9 +1788,10 @@ arglistid( [{winnr} [, {tabnr}]])
Number argument list id
argv( {nr}) String {nr} entry of the argument list
argv( ) List the argument list
assert_equal( {exp}, {act} [, {msg}]) none assert that {exp} equals {act}
assert_false( {actual} [, {msg}]) none assert that {actual} is false
assert_true( {actual} [, {msg}]) none assert that {actual} is true
assert_equal( {exp}, {act} [, {msg}]) none assert {exp} equals {act}
assert_exception({error} [, {msg}]) none assert {error} is in v:exception
assert_false( {actual} [, {msg}]) none assert {actual} is false
assert_true( {actual} [, {msg}]) none assert {actual} is true
asin( {expr}) Float arc sine of {expr}
atan( {expr}) Float arc tangent of {expr}
atan2( {expr}, {expr}) Float arc tangent of {expr1} / {expr2}
@@ -2245,7 +2246,20 @@ assert_equal({expected}, {actual}, [, {msg}])
< Will result in a string to be added to |v:errors|:
test.vim line 12: Expected 'foo' but got 'bar' ~
assert_false({actual}, [, {msg}]) *assert_false()*
assert_exception({error} [, {msg}]) *assert_exception()*
When v:exception does not contain the string {error} an error
message is added to |v:errors|.
This can be used to assert that a command throws an exception.
Using the error number, followed by a colon, avoids problems
with translations: >
try
commandthatfails
call assert_false(1, 'command should have failed')
catch
call assert_exception('E492:')
endtry
assert_false({actual} [, {msg}]) *assert_false()*
When {actual} is not false an error message is added to
|v:errors|, like with |assert_equal()|.
A value is false when it is zero or |v:false|. When "{actual}"
@@ -2253,7 +2267,7 @@ assert_false({actual}, [, {msg}]) *assert_false()*
When {msg} is omitted an error in the form "Expected False but
got {actual}" is produced.
assert_true({actual}, [, {msg}]) *assert_true()*
assert_true({actual} [, {msg}]) *assert_true()*
When {actual} is not true an error message is added to
|v:errors|, like with |assert_equal()|.
A value is true when it is a non-zero number or |v:true|.