github.com/Jeffail/benthos/v3@v3.65.0/public/service/config_input_test.go (about)

     1  package service
     2  
     3  import (
     4  	"context"
     5  	"testing"
     6  
     7  	"github.com/stretchr/testify/assert"
     8  	"github.com/stretchr/testify/require"
     9  )
    10  
    11  func TestConfigInput(t *testing.T) {
    12  	spec := NewConfigSpec().
    13  		Field(NewInputField("a"))
    14  
    15  	parsedConfig, err := spec.ParseYAML(`
    16  a:
    17    generate:
    18      count: 1
    19      interval: ""
    20      mapping: 'root = "hello world"'
    21  `, nil)
    22  	require.NoError(t, err)
    23  
    24  	input, err := parsedConfig.FieldInput("a")
    25  	require.NoError(t, err)
    26  
    27  	res, aFn, err := input.ReadBatch(context.Background())
    28  	require.NoError(t, err)
    29  	require.Len(t, res, 1)
    30  
    31  	require.NoError(t, aFn(context.Background(), nil))
    32  
    33  	resBytes, err := res[0].AsBytes()
    34  	require.NoError(t, err)
    35  	assert.Equal(t, "hello world", string(resBytes))
    36  
    37  	_, _, err = input.ReadBatch(context.Background())
    38  	require.Equal(t, ErrEndOfInput, err)
    39  
    40  	require.NoError(t, input.Close(context.Background()))
    41  }
    42  
    43  func TestConfigInputList(t *testing.T) {
    44  	spec := NewConfigSpec().
    45  		Field(NewInputListField("a"))
    46  
    47  	parsedConfig, err := spec.ParseYAML(`
    48  a:
    49    - generate:
    50        count: 1
    51        interval: ""
    52        mapping: 'root = "hello world"'
    53    - generate:
    54        count: 1
    55        interval: ""
    56        mapping: 'root = "hello world two"'
    57  `, nil)
    58  	require.NoError(t, err)
    59  
    60  	inputs, err := parsedConfig.FieldInputList("a")
    61  	require.NoError(t, err)
    62  	require.Len(t, inputs, 2)
    63  
    64  	res, aFn, err := inputs[0].ReadBatch(context.Background())
    65  	require.NoError(t, err)
    66  	require.Len(t, res, 1)
    67  
    68  	require.NoError(t, aFn(context.Background(), nil))
    69  
    70  	resBytes, err := res[0].AsBytes()
    71  	require.NoError(t, err)
    72  	assert.Equal(t, "hello world", string(resBytes))
    73  
    74  	_, _, err = inputs[0].ReadBatch(context.Background())
    75  	require.Equal(t, ErrEndOfInput, err)
    76  
    77  	res, aFn, err = inputs[1].ReadBatch(context.Background())
    78  	require.NoError(t, err)
    79  	require.Len(t, res, 1)
    80  
    81  	require.NoError(t, aFn(context.Background(), nil))
    82  
    83  	resBytes, err = res[0].AsBytes()
    84  	require.NoError(t, err)
    85  	assert.Equal(t, "hello world two", string(resBytes))
    86  
    87  	_, _, err = inputs[1].ReadBatch(context.Background())
    88  	require.Equal(t, ErrEndOfInput, err)
    89  
    90  	require.NoError(t, inputs[0].Close(context.Background()))
    91  	require.NoError(t, inputs[1].Close(context.Background()))
    92  }