mirror of https://github.com/mikefarah/yq.git
52 lines
1.5 KiB
Go
52 lines
1.5 KiB
Go
package yqlib
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import (
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"testing"
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)
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var reduceOperatorScenarios = []expressionScenario{
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{
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description: "Sum numbers",
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document: `[10,2, 5, 3]`,
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expression: `.[] as $item ireduce (0; . + $item)`,
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expected: []string{
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"D0, P[], (!!int)::20\n",
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},
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},
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{
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description: "Convert an array to an object",
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document: `[{name: Cathy, has: apples},{name: Bob, has: bananas}]`,
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expression: `.[] as $item ireduce ({}; .[$item | .name] = ($item | .has) )`,
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expected: []string{
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"D0, P[], (!!map)::Cathy: apples\nBob: bananas\n",
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},
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},
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{
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description: "Merge all documents together - using context",
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subdescription: "The _$context_ variable set by reduce lets you access the data outside the reduce block.",
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document: `a: cat`,
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document2: `b: dog`,
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expression: `fi as $item ireduce ({}; . * ($context | select(fileIndex==$item)) )`,
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expected: []string{
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"D0, P[], (!!map)::a: cat\nb: dog\n",
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},
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},
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{
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description: "Merge all documents together - without using context",
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subdescription: "`$context` is just a convenient variable that `reduce` sets, you can use your own for more control",
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document: `c: {a: cat}`,
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document2: `c: {b: dog}`,
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expression: `.c as $root | fileIndex as $item ireduce ({}; . * ($root | select(fileIndex==$item)) )`,
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expected: []string{
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"D0, P[], (!!map)::{a: cat, b: dog}\n",
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},
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},
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}
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func TestReduceOperatorScenarios(t *testing.T) {
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for _, tt := range reduceOperatorScenarios {
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testScenario(t, &tt)
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}
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documentScenarios(t, "Reduce", reduceOperatorScenarios)
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}
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