github.com/m3db/m3@v1.5.1-0.20231129193456-75a402aa583b/src/query/functions/temporal/functions_test.go (about)

     1  // Copyright (c) 2018 Uber Technologies, Inc.
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    14  // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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    19  // THE SOFTWARE.
    20  
    21  package temporal
    22  
    23  import (
    24  	"testing"
    25  	"time"
    26  
    27  	"github.com/m3db/m3/src/query/executor/transform"
    28  
    29  	"github.com/stretchr/testify/require"
    30  )
    31  
    32  var temporalFunctionTestCases = []testCase{
    33  	{
    34  		name:   "resets",
    35  		opType: ResetsType,
    36  		vals: [][]float64{
    37  			{nan, 0, 2, nan, 1, 1, 0, 2, nan, 1},
    38  			{6, 4, 4, 2, 5, 6, 4, 4, 2, 5},
    39  		},
    40  		expected: [][]float64{
    41  			{nan, 0, 0, 0, 1, 1, 2, 1, 1, 2},
    42  			{nan, 1, 1, 2, 2, 1, 2, 1, 2, 2},
    43  		},
    44  	},
    45  	{
    46  		name:   "changes",
    47  		opType: ChangesType,
    48  		vals: [][]float64{
    49  			{nan, 0, 2, nan, 1, 1, 0, 2, nan, 1},
    50  			{6, 4, 4, 2, 5, 6, 4, 4, 2, 5},
    51  		},
    52  		expected: [][]float64{
    53  			{nan, 0, 1, 1, 2, 2, 2, 2, 2, 3},
    54  			{nan, 1, 1, 2, 3, 3, 4, 3, 3, 3},
    55  		},
    56  	},
    57  	{
    58  		name:   "resets all NaNs",
    59  		opType: ResetsType,
    60  		vals: [][]float64{
    61  			{nan, nan, nan, nan, nan, nan, nan, nan, nan, nan},
    62  			{nan, nan, nan, nan, nan, nan, nan, nan, nan, nan},
    63  		},
    64  		expected: [][]float64{
    65  			{nan, nan, nan, nan, nan, nan, nan, nan, nan, nan},
    66  			{nan, nan, nan, nan, nan, nan, nan, nan, nan, nan},
    67  		},
    68  	},
    69  	{
    70  		name:   "changes all NaNs",
    71  		opType: ChangesType,
    72  		vals: [][]float64{
    73  			{nan, nan, nan, nan, nan, nan, nan, nan, nan, nan},
    74  			{nan, nan, nan, nan, nan, nan, nan, nan, nan, nan},
    75  		},
    76  		expected: [][]float64{
    77  			{nan, nan, nan, nan, nan, nan, nan, nan, nan, nan},
    78  			{nan, nan, nan, nan, nan, nan, nan, nan, nan, nan},
    79  		},
    80  	},
    81  	{
    82  		name:   "resets first and last NaN",
    83  		opType: ResetsType,
    84  		vals: [][]float64{
    85  			{nan, 0, 2, 1, nan, nan, 0, 2, 1, nan},
    86  			{nan, 4, 4, 2, nan, nan, 4, 4, 2, nan},
    87  		},
    88  		expected: [][]float64{
    89  			{nan, 0, 0, 1, 1, 1, 2, 1, 1, 1},
    90  			{nan, 0, 0, 1, 1, 1, 1, 0, 1, 1},
    91  		},
    92  	},
    93  	{
    94  		name:   "changes first and last NaN",
    95  		opType: ChangesType,
    96  		vals: [][]float64{
    97  			{nan, 0, 2, 5, nan, nan, 0, 2, 5, nan},
    98  			{nan, 4, 4, 2, nan, nan, 4, 4, 2, nan},
    99  		},
   100  		expected: [][]float64{
   101  			{nan, 0, 1, 2, 2, 2, 2, 2, 2, 2},
   102  			{nan, 0, 0, 1, 1, 1, 2, 1, 1, 1},
   103  		},
   104  	},
   105  }
   106  
   107  func TestTemporalFunctionProcess(t *testing.T) {
   108  	opGen := func(t *testing.T, tc testCase) transform.Params {
   109  		op, err := NewFunctionOp([]interface{}{5 * time.Minute}, tc.opType)
   110  		require.NoError(t, err)
   111  		return op
   112  	}
   113  
   114  	testTemporalFunc(t, opGen, temporalFunctionTestCases)
   115  }
   116  
   117  func TestUnknownFunction(t *testing.T) {
   118  	_, err := NewFunctionOp([]interface{}{5 * time.Minute}, "unknown_func")
   119  	require.Error(t, err)
   120  }