yq/pkg/yqlib/operator_add_test.go

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package yqlib
import (
"testing"
)
var addOperatorScenarios = []expressionScenario{
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{
skipDoc: true,
document: `[{a: foo, b: bar}, {a: 1, b: 2}]`,
expression: ".[] | .a + .b",
expected: []string{
"D0, P[0 a], (!!str)::foobar\n",
"D0, P[1 a], (!!int)::3\n",
},
},
{
skipDoc: true,
document: `{}`,
expression: "(.a + .b) as $x",
expected: []string{
"D0, P[], (doc)::{}\n",
},
},
{
skipDoc: true,
document: `a: 0`,
expression: ".a += .b.c",
expected: []string{
"D0, P[], (doc)::a: 0\n",
},
},
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{
description: "Concatenate arrays",
document: `{a: [1,2], b: [3,4]}`,
expression: `.a + .b`,
expected: []string{
"D0, P[a], (!!seq)::[1, 2, 3, 4]\n",
},
},
{
description: "Concatenate to existing array",
subdescription: "Note that the styling of `a` is kept.",
document: "a: [1,2]\nb:\n - 3\n - 4",
dontFormatInputForDoc: true,
expression: `.a += .b`,
expected: []string{
"D0, P[], (doc)::a: [1, 2, 3, 4]\nb:\n - 3\n - 4\n",
},
},
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{
skipDoc: true,
expression: `[1] + ([2], [3])`,
expected: []string{
"D0, P[], (!!seq)::- 1\n- 2\n",
"D0, P[], (!!seq)::- 1\n- 3\n",
},
},
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{
description: "Concatenate null to array",
document: `{a: [1,2]}`,
expression: `.a + null`,
expected: []string{
"D0, P[a], (!!seq)::[1, 2]\n",
},
},
{
skipDoc: true,
description: "Concatenate to empty array",
document: `{a: []}`,
expression: `.a + "cat"`,
expected: []string{
"D0, P[a], (!!seq)::- cat\n",
},
},
{
description: "Append to existing array",
subdescription: "Note that the styling is copied from existing array elements",
dontFormatInputForDoc: true,
document: `a: ['dog']`,
expression: `.a += "cat"`,
expected: []string{
"D0, P[], (doc)::a: ['dog', 'cat']\n",
},
},
{
skipDoc: true,
description: "Concatenate to existing array",
subdescription: "does not modify original",
document: `{a: ['dog'], b: cat}`,
expression: `.a = .a + .b`,
expected: []string{
"D0, P[], (doc)::{a: ['dog', 'cat'], b: cat}\n",
},
},
{
skipDoc: true,
description: "Concatenate to empty array",
document: `a: []`,
expression: `.a += "cat"`,
expected: []string{
"D0, P[], (doc)::a:\n - cat\n",
},
},
{
skipDoc: true,
description: "Concatenate to existing array",
document: `a: [dog]`,
expression: `.a += "cat"`,
expected: []string{
"D0, P[], (doc)::a: [dog, cat]\n",
},
},
{
skipDoc: true,
description: "Concatenate to empty object",
document: `{a: {}}`,
expression: `.a + {"b": "cat"}`,
expected: []string{
"D0, P[a], (!!map)::b: cat\n",
},
},
{
skipDoc: true,
description: "Concatenate to existing object",
document: `{a: {c: dog}}`,
expression: `.a + {"b": "cat"}`,
expected: []string{
"D0, P[a], (!!map)::{c: dog, b: cat}\n",
},
},
{
skipDoc: true,
description: "Concatenate to existing object",
subdescription: "matches stylig",
document: "a:\n c: dog",
expression: `.a + {"b": "cat"}`,
expected: []string{
"D0, P[a], (!!map)::c: dog\nb: cat\n",
},
},
{
skipDoc: true,
description: "Concatenate to empty object in place",
document: `a: {}`,
expression: `.a += {"b": "cat"}`,
expected: []string{
"D0, P[], (doc)::a:\n b: cat\n",
},
},
{
skipDoc: true,
description: "Concatenate to existing object in place",
document: `a: {c: dog}`,
expression: `.a += {"b": "cat"}`,
expected: []string{
"D0, P[], (doc)::a: {c: dog, b: cat}\n",
},
},
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{
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description: "Add new object to array",
document: `a: [{dog: woof}]`,
expression: `.a + {"cat": "meow"}`,
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expected: []string{
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"D0, P[a], (!!seq)::[{dog: woof}, {cat: meow}]\n",
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},
},
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{
description: "Relative append",
document: `a: { a1: {b: [cat]}, a2: {b: [dog]}, a3: {} }`,
expression: `.a[].b += ["mouse"]`,
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expected: []string{
"D0, P[], (doc)::a: {a1: {b: [cat, mouse]}, a2: {b: [dog, mouse]}, a3: {b: [mouse]}}\n",
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},
},
{
description: "String concatenation",
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document: `{a: cat, b: meow}`,
expression: `.a += .b`,
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expected: []string{
"D0, P[], (doc)::{a: catmeow, b: meow}\n",
},
},
{
description: "Number addition - float",
subdescription: "If the lhs or rhs are floats then the expression will be calculated with floats.",
document: `{a: 3, b: 4.9}`,
expression: `.a = .a + .b`,
expected: []string{
"D0, P[], (doc)::{a: 7.9, b: 4.9}\n",
},
},
{
description: "Number addition - int",
subdescription: "If both the lhs and rhs are ints then the expression will be calculated with ints.",
document: `{a: 3, b: 4}`,
expression: `.a = .a + .b`,
expected: []string{
"D0, P[], (doc)::{a: 7, b: 4}\n",
},
},
{
description: "Increment numbers",
document: `{a: 3, b: 5}`,
expression: `.[] += 1`,
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expected: []string{
"D0, P[], (doc)::{a: 4, b: 6}\n",
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},
},
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{
description: "Add to null",
subdescription: "Adding to null simply returns the rhs",
expression: `null + "cat"`,
expected: []string{
"D0, P[], (!!str)::cat\n",
},
},
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{
description: "Add maps to shallow merge",
subdescription: "Adding objects together shallow merges them. Use `*` to deeply merge.",
document: "a: {thing: {name: Astuff, value: x}, a1: cool}\nb: {thing: {name: Bstuff, legs: 3}, b1: neat}",
expression: `.a += .b`,
expected: []string{
"D0, P[], (doc)::a: {thing: {name: Bstuff, legs: 3}, a1: cool, b1: neat}\nb: {thing: {name: Bstuff, legs: 3}, b1: neat}\n",
},
},
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{
description: "Custom types: that are really strings",
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subdescription: "When custom tags are encountered, yq will try to decode the underlying type.",
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document: "a: !horse cat\nb: !goat _meow",
expression: `.a += .b`,
expected: []string{
"D0, P[], (doc)::a: !horse cat_meow\nb: !goat _meow\n",
},
},
{
description: "Custom types: that are really numbers",
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subdescription: "When custom tags are encountered, yq will try to decode the underlying type.",
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document: "a: !horse 1.2\nb: !goat 2.3",
expression: `.a += .b`,
expected: []string{
"D0, P[], (doc)::a: !horse 3.5\nb: !goat 2.3\n",
},
},
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{
skipDoc: true,
document: "a: !horse 2\nb: !goat 2.3",
expression: `.a += .b`,
expected: []string{
"D0, P[], (doc)::a: !horse 4.3\nb: !goat 2.3\n",
},
},
{
skipDoc: true,
document: "a: 2\nb: !goat 2.3",
expression: `.a += .b`,
expected: []string{
"D0, P[], (doc)::a: 4.3\nb: !goat 2.3\n",
},
},
{
skipDoc: true,
description: "Custom types: that are really ints",
document: "a: !horse 2\nb: !goat 3",
expression: `.a += .b`,
expected: []string{
"D0, P[], (doc)::a: !horse 5\nb: !goat 3\n",
},
},
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{
description: "Custom types: that are really arrays",
skipDoc: true,
subdescription: "when custom tags are encountered, yq will try to decode the underlying type.",
document: "a: !horse [a]\nb: !goat [b]",
expression: `.a += .b`,
expected: []string{
"D0, P[], (doc)::a: !horse [a, b]\nb: !goat [b]\n",
},
},
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}
func TestAddOperatorScenarios(t *testing.T) {
for _, tt := range addOperatorScenarios {
testScenario(t, &tt)
}
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documentOperatorScenarios(t, "add", addOperatorScenarios)
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}