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go-opt/optional_whensomething_test.go

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package opt_test
import (
"github.com/reiver/go-opt"
"testing"
)
func TestOptional_WhenSomething_string(t *testing.T) {
tests := []struct{
Optional interface{WhenSomething(func(string))}
Expected string
}{
{
Optional: opt.Something[string](""),
Expected: "",
},
{
Optional: opt.Something[string]("once twice thrice fource"),
Expected: "once twice thrice fource",
},
{
Optional: opt.Something[string]("apple banana cherry"),
Expected: "apple banana cherry",
},
{
Optional: opt.Something[string]("😈"),
Expected: "😈",
},
{
Optional: opt.Something[string]("۰۱۲۳۴۵۶۷۸۹"),
Expected: "۰۱۲۳۴۵۶۷۸۹",
},
}
for testNumber, test := range tests {
var worked bool = false
var value string = "-<([-RaNdOmNeSs])>-"
test.Optional.WhenSomething(func(v string){
worked = true
value = v
})
if !worked {
t.Errorf("For test #%d, the call to the method did not seem work.", testNumber)
t.Logf("WORKED: %t", worked)
t.Logf("OPTIONAL: (%T) %#v", test.Optional, test.Optional)
/////////////// CONTINUE
continue
}
{
expected := test.Expected
actual := value
if expected != actual {
t.Errorf("For test #%d, the actual value is not what was expected", testNumber)
t.Logf("EXPECTED: %q", expected)
t.Logf("EXPECTED: %q", actual)
t.Logf("WORKED: %t", worked)
/////////////////////// CONTINUE
continue
}
}
}
}
func TestOptional_WhenSomething_stringNothing(t *testing.T) {
var worked bool = false
opt.Nothing[string]().WhenSomething(func(v string){
worked = true
})
if worked {
t.Errorf("The call to the method worked, but it should not have.")
t.Logf("WORKED: %t", worked)
//////////////// RETURN
return
}
}
func TestOptional_WhenSomething_int8(t *testing.T) {
tests := []struct{
Optional interface{WhenSomething(func(int8))}
Expected int8
}{
{
Optional: opt.Something[int8](-127),
Expected: -127,
},
{
Optional: opt.Something[int8](-126),
Expected: -126,
},
{
Optional: opt.Something[int8](-125),
Expected: -125,
},
{
Optional: opt.Something[int8](-124),
Expected: -124,
},
{
Optional: opt.Something[int8](-123),
Expected: -123,
},
{
Optional: opt.Something[int8](-122),
Expected: -122,
},
{
Optional: opt.Something[int8](-121),
Expected: -121,
},
{
Optional: opt.Something[int8](-120),
Expected: -120,
},
{
Optional: opt.Something[int8](-9),
Expected: -9,
},
{
Optional: opt.Something[int8](-8),
Expected: -8,
},
{
Optional: opt.Something[int8](-7),
Expected: -7,
},
{
Optional: opt.Something[int8](-6),
Expected: -6,
},
{
Optional: opt.Something[int8](-5),
Expected: -5,
},
{
Optional: opt.Something[int8](-4),
Expected: -4,
},
{
Optional: opt.Something[int8](-3),
Expected: -3,
},
{
Optional: opt.Something[int8](-2),
Expected: -2,
},
{
Optional: opt.Something[int8](-1),
Expected: -1,
},
{
Optional: opt.Something[int8](0),
Expected: 0,
},
{
Optional: opt.Something[int8](1),
Expected: 1,
},
{
Optional: opt.Something[int8](2),
Expected: 2,
},
{
Optional: opt.Something[int8](3),
Expected: 3,
},
{
Optional: opt.Something[int8](4),
Expected: 4,
},
{
Optional: opt.Something[int8](5),
Expected: 5,
},
{
Optional: opt.Something[int8](6),
Expected: 6,
},
{
Optional: opt.Something[int8](7),
Expected: 7,
},
{
Optional: opt.Something[int8](8),
Expected: 8,
},
{
Optional: opt.Something[int8](9),
Expected: 9,
},
{
Optional: opt.Something[int8](120),
Expected: 120,
},
{
Optional: opt.Something[int8](121),
Expected: 121,
},
{
Optional: opt.Something[int8](122),
Expected: 122,
},
{
Optional: opt.Something[int8](123),
Expected: 123,
},
{
Optional: opt.Something[int8](124),
Expected: 124,
},
{
Optional: opt.Something[int8](125),
Expected: 125,
},
{
Optional: opt.Something[int8](126),
Expected: 126,
},
{
Optional: opt.Something[int8](127),
Expected: 127,
},
}
for testNumber, test := range tests {
var worked bool = false
var value int8 = -101
test.Optional.WhenSomething(func(v int8){
worked = true
value = v
})
if !worked {
t.Errorf("For test #%d, the call to the method did not seem work.", testNumber)
t.Logf("WORKED: %t", worked)
t.Logf("OPTIONAL: (%T) %#v", test.Optional, test.Optional)
//////////////// CONTINUE
continue
}
{
expected := test.Expected
actual := value
if expected != actual {
t.Errorf("For test #%d, the actual value is not what was expected", testNumber)
t.Logf("EXPECTED: %d", expected)
t.Logf("EXPECTED: %d", actual)
t.Logf("WORKED: %t", worked)
/////////////////////// CONTINUE
continue
}
}
}
}
func TestOptional_WhenSomething_int8Nothing(t *testing.T) {
var worked bool = false
opt.Nothing[int8]().WhenSomething(func(v int8){
worked = true
})
if worked {
t.Errorf("The call to the method worked, but it should not have.")
t.Logf("WORKED: %t", worked)
//////////////// RETURN
return
}
}
func TestOptional_WhenSomething_uint8(t *testing.T) {
tests := []struct{
Optional interface{WhenSomething(func(uint8))}
Expected uint8
}{
{
Optional: opt.Something[uint8](0),
Expected: 0,
},
{
Optional: opt.Something[uint8](1),
Expected: 1,
},
{
Optional: opt.Something[uint8](2),
Expected: 2,
},
{
Optional: opt.Something[uint8](3),
Expected: 3,
},
{
Optional: opt.Something[uint8](4),
Expected: 4,
},
{
Optional: opt.Something[uint8](5),
Expected: 5,
},
{
Optional: opt.Something[uint8](6),
Expected: 6,
},
{
Optional: opt.Something[uint8](7),
Expected: 7,
},
{
Optional: opt.Something[uint8](8),
Expected: 8,
},
{
Optional: opt.Something[uint8](9),
Expected: 9,
},
{
Optional: opt.Something[uint8](120),
Expected: 120,
},
{
Optional: opt.Something[uint8](121),
Expected: 121,
},
{
Optional: opt.Something[uint8](122),
Expected: 122,
},
{
Optional: opt.Something[uint8](123),
Expected: 123,
},
{
Optional: opt.Something[uint8](124),
Expected: 124,
},
{
Optional: opt.Something[uint8](125),
Expected: 125,
},
{
Optional: opt.Something[uint8](126),
Expected: 126,
},
{
Optional: opt.Something[uint8](127),
Expected: 127,
},
{
Optional: opt.Something[uint8](250),
Expected: 250,
},
{
Optional: opt.Something[uint8](251),
Expected: 251,
},
{
Optional: opt.Something[uint8](252),
Expected: 252,
},
{
Optional: opt.Something[uint8](253),
Expected: 253,
},
{
Optional: opt.Something[uint8](254),
Expected: 254,
},
{
Optional: opt.Something[uint8](255),
Expected: 255,
},
}
for testNumber, test := range tests {
var worked bool = false
var value uint8 = 101
test.Optional.WhenSomething(func(v uint8){
worked = true
value = v
})
if !worked {
t.Errorf("For test #%d, the call to the method did not seem work.", testNumber)
t.Logf("WORKED: %t", worked)
t.Logf("OPTIONAL: (%T) %#v", test.Optional, test.Optional)
//////////////// CONTINUE
continue
}
{
expected := test.Expected
actual := value
if expected != actual {
t.Errorf("For test #%d, the actual value is not what was expected", testNumber)
t.Logf("EXPECTED: %d", expected)
t.Logf("EXPECTED: %d", actual)
t.Logf("WORKED: %t", worked)
/////////////////////// CONTINUE
continue
}
}
}
}
func TestOptional_WhenSomething_uint8Nothing(t *testing.T) {
var worked bool = false
opt.Nothing[uint8]().WhenSomething(func(v uint8){
worked = true
})
if worked {
t.Errorf("The call to the method worked, but it should not have.")
t.Logf("WORKED: %t", worked)
//////////////// RETURN
return
}
}
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