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expect

package module

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Versions in this module

v0

v0.15.0

Oct 18, 2026

v0.14.0

Jun 30, 2026

Changes in this version

+ type AboutOption func(*aboutConfig)

+ func DurationDelta(d time.Duration) AboutOption

+ func FloatDelta(d float64) AboutOption

+ func IntDelta(d int64) AboutOption

+ func TimeDelta(d time.Duration) AboutOption

v0.13.0

Nov 25, 2025

Changes in this version

+ var ColoredDiffOutput = output("coloredDiffOutput")

+ var Default = &Expect

+ var PlainOutput = output("plain")

+ type Expect struct

+ Output output

+ func (e *Expect) Error(t Test, val interface{}) Val

+ func (e *Expect) Value(t Test, name string, val interface{}) Val

+ type Option interface

+ func WithExact() Option

+ func WithMatchTolerance(t float64) Option

+ func WithPixelTolerance(t float64) Option

+ type Test interface

+ Error func(p ...interface{})

+ Errorf func(f string, i ...interface{})

+ Fatalf func(f string, i ...interface{})

+ Helper func()

+ type Val struct

+ func Error(t Test, val interface{}) Val

+ func Value(t Test, name string, val interface{}) Val

+ func (e Val) First() Val

+ func (e Val) Last() Val

+ func (e Val) Message() Val

+ func (e Val) NotToBe(unExpected interface{}) Val

+ func (e Val) ToBe(expected interface{}) Val

+ func (e Val) ToBeAbout(expected, delta float64) Val

+ func (e Val) ToBeSnapshot(path string) Val

+ func (e Val) ToBeSnapshotImage(path string, opts ...Option) Val

+ func (e Val) ToBeType(t any) Val

+ func (e Val) ToContain(expected interface{}) Val

+ func (e Val) ToCount(c int) Val

+ func (e Val) ToHavePrefix(prefix string) Val

+ func (e Val) ToHaveSuffix(suffix string) Val