yq/pkg/yqlib/operator_slice_test.go

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2022-10-29 07:15:21 +00:00
package yqlib
import "testing"
var sliceArrayScenarios = []expressionScenario{
{
description: "Slicing arrays",
document: `[cat, dog, frog, cow]`,
expression: `.[1:3]`,
expected: []string{
"D0, P[], (!!seq)::- dog\n- frog\n",
},
},
{
description: "Slicing arrays - without the first number",
subdescription: "Starts from the start of the array",
document: `[cat, dog, frog, cow]`,
expression: `.[:2]`,
expected: []string{
"D0, P[], (!!seq)::- cat\n- dog\n",
},
},
{
description: "Slicing arrays - without the second number",
subdescription: "Finishes at the end of the array",
document: `[cat, dog, frog, cow]`,
expression: `.[2:]`,
expected: []string{
"D0, P[], (!!seq)::- frog\n- cow\n",
},
},
{
description: "Slicing arrays - use negative numbers to count backwards from the end",
document: `[cat, dog, frog, cow]`,
expression: `.[1:-1]`,
expected: []string{
"D0, P[], (!!seq)::- dog\n- frog\n",
},
},
{
skipDoc: true,
document: `[[cat, dog, frog, cow], [apple, banana, grape, mango]]`,
expression: `.[] | .[1:3]`,
expected: []string{
"D0, P[0], (!!seq)::- dog\n- frog\n",
"D0, P[1], (!!seq)::- banana\n- grape\n",
},
},
{
skipDoc: true,
document: `[[cat, dog, frog, cow], [apple, banana, grape, mango]]`,
expression: `.[] | .[-2:-1]`,
expected: []string{
"D0, P[0], (!!seq)::- frog\n",
"D0, P[1], (!!seq)::- grape\n",
},
},
{
skipDoc: true,
document: `[cat1, cat2, cat3, cat4, cat5, cat6, cat7, cat8, cat9, cat10, cat11]`,
expression: `.[10:11]`,
expected: []string{
"D0, P[], (!!seq)::- cat11\n",
},
},
{
skipDoc: true,
document: `[cat1, cat2, cat3, cat4, cat5, cat6, cat7, cat8, cat9, cat10, cat11]`,
expression: `.[-11:-10]`,
expected: []string{
"D0, P[], (!!seq)::- cat1\n",
},
},
}
func TestSliceOperatorScenarios(t *testing.T) {
for _, tt := range sliceArrayScenarios {
testScenario(t, &tt)
}
documentOperatorScenarios(t, "slice-array", sliceArrayScenarios)
}