Example for blog post: Go bits: Magic with functions

closures_test.go

package closures_test

import (
   "testing"

   "github.com/matryer/is"

   . "go-bits/magic-with-functions/closures"
)

// Build a parametrized function with a closure
func Test_isBigger_with_a_closure(t *testing.T) {
   // Arrange
   shouldBe := is.New(t)
   isBiggerThan1 := IsBiggerThan(1)

   // Act
   result := isBiggerThan1(2)

   // Assert
   shouldBe.True(result)
}