go.charczuk.com@v0.0.0-20240327042549-bc490516bd1a/projects/nodes/pkg/funcs/cutoff_expression_test.go (about)

     1  /*
     2  
     3  Copyright (c) 2023 - Present. Will Charczuk. All rights reserved.
     4  Use of this source code is governed by a MIT license that can be found in the LICENSE file at the root of the repository.
     5  
     6  */
     7  
     8  package funcs
     9  
    10  import (
    11  	"context"
    12  	"testing"
    13  
    14  	"go.charczuk.com/sdk/assert"
    15  )
    16  
    17  func Test_CutoffExpression_basic(t *testing.T) {
    18  	ctx := context.Background()
    19  
    20  	evalFn := CutoffExpression[string]("output = (oldValue() == newValue())")
    21  
    22  	res, err := evalFn(ctx, "foo", "bar")
    23  	assert.ItsNil(t, err)
    24  	assert.ItsEqual(t, false, res)
    25  
    26  	evalFn = CutoffExpression[string]("output = (oldValue() != newValue())")
    27  
    28  	res, err = evalFn(ctx, "foo", "bar")
    29  	assert.ItsNil(t, err)
    30  	assert.ItsEqual(t, true, res)
    31  }