Test Flag

Author: kerelape

flag_test.go

@@ -0,0 +1,37 @@
+package bitmask_test
+
+import (
+	"testing"
+
+	"github.com/kerelape/bitmask"
+	"github.com/stretchr/testify/assert"
+)
+
+type TestMask bitmask.Mask
+
+const (
+	TestMaskFlagNone bitmask.Flag[TestMask] = 1<<iota - 1
+	TestMaskFlag1
+)
+
+func TestFlag_SetIn(t *testing.T) {
+	mask := bitmask.Init[TestMask]()
+	TestMaskFlag1.SetIn(&mask)
+	assert.True(t, bitmask.IsExactly(mask, TestMaskFlag1))
+}
+
+func TestFlag_ClearIn(t *testing.T) {
+	mask := bitmask.Init[TestMask](TestMaskFlag1)
+	TestMaskFlag1.ClearIn(&mask)
+	assert.False(t, bitmask.Has(mask, TestMaskFlag1))
+	assert.True(t, bitmask.IsExactly(mask, TestMaskFlagNone))
+}
+
+func TestFlag_SwapIn(t *testing.T) {
+	mask := bitmask.Init[TestMask](TestMaskFlag1)
+	assert.True(t, bitmask.Has(mask, TestMaskFlag1))
+	TestMaskFlag1.SwapIn(&mask)
+	assert.False(t, bitmask.Has(mask, TestMaskFlag1))
+	TestMaskFlag1.SwapIn(&mask)
+	assert.True(t, bitmask.Has(mask, TestMaskFlag1))
+}

go.mod

@@ -1,3 +1,11 @@
 module github.com/kerelape/bitmask
 
 go 1.20
+
+require github.com/stretchr/testify v1.8.4
+
+require (
+	github.com/davecgh/go-spew v1.1.1 // indirect
+	github.com/pmezard/go-difflib v1.0.0 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
+)

go.sum

@@ -0,0 +1,9 @@
+github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
+github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
+github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/stretchr/testify v1.8.4 h1:CcVxjf3Q8PM0mHUKJCdn+eZZtm5yQwehR5yeSVQQcUk=
+github.com/stretchr/testify v1.8.4/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
+gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=