ErrLookup › stretchr/testify

stretchr/testify

A toolkit with common assertions and mocks that plays nicely with the standard library · Go · 40 source files

Analyzed at 001eb7946b on 2026-08-04. 22 documented errors.

Code / MessageTypeSeverityTags
assert: arguments: Bool
panic error testify, mock, type-assertion, panic, go
'Require' must not be called before 'Run' or 'SetT'
panic error testify, suite, lifecycle, panic, go
'Assert' must not be called before 'Run' or 'SetT'
panic error testify, suite, lifecycle, panic, go
cannot take func type as argument
validation error assertion, reflection, func-type, equal
test failed and t is missing `FailNow()`
panic error testing-interface, panic, failnow, require, backwards-compat
YAML functions are not available (see…
validation info yaml, build-tags, configuration, optional-dependency
cannot use Func in expectations. Use…
panic error mock, panic, unset, func-argument
Parameters must be numerical
validation error assertion, numeric, in-epsilon, type-coercion
not before calls must be created with Mock.On()
panic error mock, panic, notbefore, ordering, call-construction
assert: arguments: String
panic error mock, panic, arguments, type-assertion, string
assert: arguments: Error
panic error mock, panic, arguments, type-assertion, error
assert: arguments: Cannot call Get
panic error mock, panic, arguments, index-out-of-range
expected value must have a value other than zero to…
validation error assertion, numeric, division-by-zero, in-epsilon
Reset() is deprecated
panic error deprecated, collectt, panic, api-removal
expected value must not be NaN
validation error assertion, numeric, nan, in-epsilon
Copy() is deprecated
panic error deprecated, collectt, panic, api-removal
assert: arguments: Wrong number of arguments passed to…
panic error mock, panic, arguments, arity, string
assert: arguments: does not take exactly one argument
panic error mock, panic, matchedby, arity
actual value must not be NaN
validation error assertion, numeric, nan, in-epsilon
assert: arguments: Int
panic error mock, panic, arguments, type-assertion, int
assert: arguments: is not a func
panic error mock, panic, matchedby, func-argument
assert: arguments: does not return a bool
panic error mock, panic, matchedby, return-type, bool