mirror of
https://blitiri.com.ar/repos/chasquid
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724d915e95
We will need a few string sets in different places, create it as a separate package for convenience. For now, it only implements strings, but it may be extended to other data types in the future.
41 lines
808 B
Go
41 lines
808 B
Go
package set
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import "testing"
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func TestString(t *testing.T) {
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s1 := &String{}
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// Test that Has works on a new set.
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if s1.Has("x") {
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t.Error("'x' is in the empty set")
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}
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s1.Add("a")
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s1.Add("b", "ccc")
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expectStrings(s1, []string{"a", "b", "ccc"}, []string{"notin"}, t)
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s2 := NewString("a", "b", "c")
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expectStrings(s2, []string{"a", "b", "c"}, []string{"notin"}, t)
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// Test that Has works (and not panics) on a nil set.
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var s3 *String
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if s3.Has("x") {
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t.Error("'x' is in the nil set")
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}
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}
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func expectStrings(s *String, in []string, notIn []string, t *testing.T) {
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for _, str := range in {
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if !s.Has(str) {
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t.Errorf("String %q not in set, it should be", str)
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}
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}
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for _, str := range notIn {
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if s.Has(str) {
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t.Errorf("String %q is in the set, should not be", str)
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}
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}
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}
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