github.com/GuanceCloud/cliutils@v1.1.21/pipeline/ptinput/funcs/fn_nullif_test.go (about)

     1  // Unless explicitly stated otherwise all files in this repository are licensed
     2  // under the MIT License.
     3  // This product includes software developed at Guance Cloud (https://www.guance.com/).
     4  // Copyright 2021-present Guance, Inc.
     5  
     6  package funcs
     7  
     8  import (
     9  	"testing"
    10  	"time"
    11  
    12  	"github.com/GuanceCloud/cliutils/pipeline/ptinput"
    13  	"github.com/GuanceCloud/cliutils/point"
    14  	tu "github.com/GuanceCloud/cliutils/testutil"
    15  )
    16  
    17  func TestNullIf(t *testing.T) {
    18  	cases := []struct {
    19  		name, pl, in string
    20  		expected     interface{}
    21  		fail         bool
    22  		outkey       string
    23  	}{
    24  		{
    25  			name: "normal",
    26  			pl: `json(_, a.first, a_first)
    27  			nullif(a_first, "1")`,
    28  			in:       `{"a":{"first": 1,"second":2,"third":"aBC","forth":true},"age":47}`,
    29  			expected: float64(1),
    30  			outkey:   "a_first",
    31  		},
    32  		{
    33  			name: "normal",
    34  			pl: `json(_, a.first, a_first)
    35  			nullif(a_first, 1)`,
    36  			in:       `{"a":{"first": "1","second":2,"third":"aBC","forth":true},"age":47}`,
    37  			expected: "1",
    38  			outkey:   "a_first",
    39  		},
    40  		{
    41  			name: "normal",
    42  			pl: `json(_, a.first, a_first)
    43  			nullif(a_first, "")`,
    44  			in:       `{"a":{"first": "","second":2,"third":"aBC","forth":true},"age":47}`,
    45  			expected: nil,
    46  			outkey:   "a_first",
    47  		},
    48  		{
    49  			name: "normal",
    50  			pl: `json(_, a.first, a_first) 
    51  			nullif(a_first, nil)`,
    52  			in:       `{"a":{"first": null,"second":2,"third":"aBC","forth":true},"age":47}`,
    53  			expected: nil,
    54  			outkey:   "a_first",
    55  		},
    56  		{
    57  			name: "normal",
    58  			pl: `json(_, a.first, a_first) 
    59  			nullif(a_first, true)`,
    60  			in:       `{"a":{"first": true,"second":2,"third":"aBC","forth":true},"age":47}`,
    61  			expected: nil,
    62  			outkey:   "a_first",
    63  		},
    64  		{
    65  			name: "normal",
    66  			pl: `json(_, a.first, a_first) 
    67  			nullif(a_first, 2.3)`,
    68  			in:       `{"a":{"first": 2.3, "second":2,"third":"aBC","forth":true},"age":47}`,
    69  			expected: nil,
    70  			outkey:   "a_first",
    71  		},
    72  	}
    73  
    74  	for idx, tc := range cases {
    75  		t.Run(tc.name, func(t *testing.T) {
    76  			runner, err := NewTestingRunner(tc.pl)
    77  			if err != nil {
    78  				if tc.fail {
    79  					t.Logf("[%d]expect error: %s", idx, err)
    80  				} else {
    81  					t.Errorf("[%d] failed: %s", idx, err)
    82  				}
    83  				return
    84  			}
    85  			pt := ptinput.NewPlPoint(
    86  				point.Logging, "test", nil, map[string]any{"message": tc.in}, time.Now())
    87  			errR := runScript(runner, pt)
    88  
    89  			if errR != nil {
    90  				t.Fatal(errR.Error())
    91  			}
    92  
    93  			v, _, _ := pt.Get(tc.outkey)
    94  			tu.Equals(t, tc.expected, v)
    95  
    96  			t.Logf("[%d] PASS", idx)
    97  		})
    98  	}
    99  }