62 lines
1.1 KiB
Go
62 lines
1.1 KiB
Go
package opt_test
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import (
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"github.com/reiver/go-opt"
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"testing"
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)
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func TestOptional_Filter_int(t *testing.T) {
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tests := []struct{
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Optional opt.Optional[int]
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Expected opt.Optional[int]
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}{
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{
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Optional: opt.Nothing[int](),
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Expected: opt.Nothing[int](),
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},
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{
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Optional: opt.Something[int](-2),
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Expected: opt.Something[int](-2),
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},
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{
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Optional: opt.Something[int](-1),
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Expected: opt.Nothing[int](),
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},
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{
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Optional: opt.Something[int](0),
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Expected: opt.Something[int](0),
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},
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{
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Optional: opt.Something[int](1),
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Expected: opt.Nothing[int](),
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},
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{
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Optional: opt.Something[int](2),
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Expected: opt.Something[int](2),
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},
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}
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for testNumber, test := range tests {
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fn := func(value int) bool {
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return 0 == (value % 2)
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}
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actual := test.Optional.Filter(fn)
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expected := test.Expected
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if expected != actual {
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t.Errorf("For test #%d, the actual value is not what was expected.", testNumber)
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t.Logf("EXPECTED: %#v", expected)
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t.Logf("ACTUAL: %#v", actual)
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/////////////// CONTINUE
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continue
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}
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}
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}
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