func TestBranchlistSplice(t *testing.T) {
assert := assert.New(t)
bl := branchList{}
for i := 0; i < 4; i++ {
bl = bl.Splice(0, 0, branch{})
}
assert.Equal(4, len(bl))
bl = bl.Splice(3, 1)
bl = bl.Splice(0, 1)
bl = bl.Splice(1, 1)
bl = bl.Splice(0, 1)
assert.Zero(len(bl))
for i := 0; i < 4; i++ {
bl = bl.Splice(0, 0, branch{})
}
assert.Equal(4, len(bl))
branchesToDelete := []int{1, 2, 3}
bl = bl.RemoveBranches(branchesToDelete)
assert.Equal(1, len(bl))
}
// Zero asserts that i is the zero value for its type and returns the truth.
func Zero(t TestingT, i interface{}, msgAndArgs ...interface{}) {
if !assert.Zero(t, i, msgAndArgs...) {
t.FailNow()
}
}