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
cannot take func type as argument
validation error assertion, reflection, func-type, equal
Parameters must be numerical
validation error assertion, numeric, in-epsilon, type-coercion
expected value must not be NaN
validation error assertion, numeric, nan, in-epsilon
expected value must have a value other than zero to calculat
validation error assertion, numeric, division-by-zero, in-epsilon
actual value must not be NaN
validation error assertion, numeric, nan, in-epsilon
YAML functions are not available (see https://pkg.go.dev/git
validation info yaml, build-tags, configuration, optional-dependency
test failed and t is missing `FailNow()`
panic error testing-interface, panic, failnow, require, backwards-compat
Reset() is deprecated
panic error deprecated, collectt, panic, api-removal
Copy() is deprecated
panic error deprecated, collectt, panic, api-removal
cannot use Func in expectations. Use mock.AnythingOfType("%T
panic error mock, panic, unset, func-argument
not before calls must be created with Mock.On()
panic error mock, panic, notbefore, ordering, call-construction
assert: arguments: %s is not a func
panic error mock, panic, matchedby, func-argument
assert: arguments: %s does not take exactly one argument
panic error mock, panic, matchedby, arity
assert: arguments: %s does not return a bool
panic error mock, panic, matchedby, return-type, bool
assert: arguments: Cannot call Get(%d) because there are %d
panic error mock, panic, arguments, index-out-of-range
assert: arguments: String(%d) failed because object wasn't c
panic error mock, panic, arguments, type-assertion, string
assert: arguments: Wrong number of arguments passed to Strin
panic error mock, panic, arguments, arity, string
assert: arguments: Int(%d) failed because object wasn't corr
panic error mock, panic, arguments, type-assertion, int
assert: arguments: Error(%d) failed because object wasn't co
panic error mock, panic, arguments, type-assertion, error
assert: arguments: Bool(%d) failed because object wasn't cor
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