mirror of
https://github.com/mikefarah/yq.git
synced 2026-07-08 06:45:38 +00:00
425 lines
11 KiB
Go
425 lines
11 KiB
Go
package yqlib
|
|
|
|
import (
|
|
"testing"
|
|
)
|
|
|
|
var specDocument = `- &CENTER { x: 1, y: 2 }
|
|
- &LEFT { x: 0, y: 2 }
|
|
- &BIG { r: 10 }
|
|
- &SMALL { r: 1 }
|
|
`
|
|
|
|
var expectedSpecResult = "D0, P[4], (!!map)::x: 1\ny: 2\nr: 10\n"
|
|
|
|
var simpleArrayRef = `item_value: &item_value
|
|
value: true
|
|
|
|
thingOne:
|
|
name: item_1
|
|
<<: *item_value
|
|
|
|
thingTwo:
|
|
name: item_2
|
|
<<: *item_value
|
|
`
|
|
|
|
var expectedUpdatedArrayRef = `D0, P[], (!!map)::item_value: &item_value
|
|
value: true
|
|
thingOne:
|
|
name: item_1
|
|
value: false
|
|
thingTwo:
|
|
name: item_2
|
|
!!merge <<: *item_value
|
|
`
|
|
|
|
var explodeMergeAnchorsExpected = `D0, P[], (!!map)::foo:
|
|
a: foo_a
|
|
thing: foo_thing
|
|
c: foo_c
|
|
bar:
|
|
b: bar_b
|
|
thing: bar_thing
|
|
c: bar_c
|
|
foobarList:
|
|
b: bar_b
|
|
thing: foo_thing
|
|
c: foobarList_c
|
|
a: foo_a
|
|
foobar:
|
|
c: foo_c
|
|
a: foo_a
|
|
thing: foobar_thing
|
|
`
|
|
|
|
var anchorMergeDocSample = `foo: &foo
|
|
a: foo_a
|
|
thing: foo_thing
|
|
c: foo_c
|
|
|
|
bar: &bar
|
|
b: bar_b
|
|
thing: bar_thing
|
|
c: bar_c
|
|
|
|
foobarList:
|
|
b: foobarList_b
|
|
<<: [*foo,*bar]
|
|
c: foobarList_c
|
|
|
|
foobar:
|
|
c: foobar_c
|
|
<<: *foo
|
|
thing: foobar_thing
|
|
`
|
|
|
|
var anchorBadAliasSample = `
|
|
_common: &common-docker-file
|
|
- FROM ubuntu:18.04
|
|
|
|
steps:
|
|
<<: *common-docker-file
|
|
`
|
|
|
|
var anchorOperatorScenarios = []expressionScenario{
|
|
{
|
|
skipDoc: true,
|
|
description: "merge anchor not map",
|
|
document: "a: &a\n - 0\nc:\n <<: [*a]\n",
|
|
expectedError: "merge anchor only supports maps, got !!seq instead",
|
|
expression: "explode(.)",
|
|
skipForGoccy: true, // goccy yaml parser throws a different error
|
|
},
|
|
{
|
|
skipDoc: true,
|
|
description: "merge anchor not map",
|
|
document: "a: &a\n - 0\nc:\n <<: [*a]\n",
|
|
expectedError: "merge anchor only supports maps, got !!seq instead a: &a",
|
|
expression: "explode(.)",
|
|
skipForYamlV3: true, // yaml.v3 parser throws a different error
|
|
},
|
|
{
|
|
description: "Merge one map",
|
|
subdescription: "see https://yaml.org/type/merge.html",
|
|
document: specDocument + "- << : *CENTER\n r: 10\n",
|
|
expression: ".[4] | explode(.)",
|
|
expected: []string{expectedSpecResult},
|
|
},
|
|
{
|
|
description: "Merge multiple maps",
|
|
subdescription: "see https://yaml.org/type/merge.html",
|
|
document: specDocument + "- << : [ *CENTER, *BIG ]\n",
|
|
expression: ".[4] | explode(.)",
|
|
expected: []string{"D0, P[4], (!!map)::r: 10\nx: 1\ny: 2\n"},
|
|
},
|
|
{
|
|
description: "Override",
|
|
subdescription: "see https://yaml.org/type/merge.html",
|
|
document: specDocument + "- << : [ *BIG, *LEFT, *SMALL ]\n x: 1\n",
|
|
expression: ".[4] | explode(.)",
|
|
expected: []string{"D0, P[4], (!!map)::r: 10\nx: 1\ny: 2\n"},
|
|
},
|
|
{
|
|
description: "Get anchor",
|
|
document: `a: &billyBob cat`,
|
|
expression: `.a | anchor`,
|
|
expected: []string{
|
|
"D0, P[a], (!!str)::billyBob\n",
|
|
},
|
|
},
|
|
{
|
|
description: "Set anchor",
|
|
document: `a: cat`,
|
|
expression: `.a anchor = "foobar"`,
|
|
expected: []string{
|
|
"D0, P[], (!!map)::a: &foobar cat\n",
|
|
},
|
|
},
|
|
{
|
|
description: "Set anchor relatively using assign-update",
|
|
document: `a: {b: cat}`,
|
|
expression: `.a anchor |= .b`,
|
|
expected: []string{
|
|
"D0, P[], (!!map)::a: &cat {b: cat}\n",
|
|
},
|
|
},
|
|
{
|
|
skipDoc: true,
|
|
document: `a: {c: cat}`,
|
|
expression: `.a anchor |= .b`,
|
|
expected: []string{
|
|
"D0, P[], (!!map)::a: {c: cat}\n",
|
|
},
|
|
},
|
|
{
|
|
skipDoc: true,
|
|
document: `a: {c: cat}`,
|
|
expression: `.a anchor = .b`,
|
|
expected: []string{
|
|
"D0, P[], (!!map)::a: {c: cat}\n",
|
|
},
|
|
},
|
|
{
|
|
description: "Get alias",
|
|
document: `{b: &billyBob meow, a: *billyBob}`,
|
|
expression: `.a | alias`,
|
|
expected: []string{
|
|
"D0, P[a], (!!str)::billyBob\n",
|
|
},
|
|
},
|
|
{
|
|
description: "Set alias",
|
|
document: `{b: &meow purr, a: cat}`,
|
|
expression: `.a alias = "meow"`,
|
|
expected: []string{
|
|
"D0, P[], (!!map)::{b: &meow purr, a: *meow}\n",
|
|
},
|
|
},
|
|
{
|
|
description: "Set alias to blank does nothing",
|
|
document: `{b: &meow purr, a: cat}`,
|
|
expression: `.a alias = ""`,
|
|
expected: []string{
|
|
"D0, P[], (!!map)::{b: &meow purr, a: cat}\n",
|
|
},
|
|
},
|
|
{
|
|
skipDoc: true,
|
|
document: `{b: &meow purr, a: cat}`,
|
|
expression: `.a alias = .c`,
|
|
expected: []string{
|
|
"D0, P[], (!!map)::{b: &meow purr, a: cat}\n",
|
|
},
|
|
},
|
|
{
|
|
skipDoc: true,
|
|
document: `{b: &meow purr, a: cat}`,
|
|
expression: `.a alias |= .c`,
|
|
expected: []string{
|
|
"D0, P[], (!!map)::{b: &meow purr, a: cat}\n",
|
|
},
|
|
},
|
|
{
|
|
description: "Set alias relatively using assign-update",
|
|
document: `{b: &meow purr, a: {f: meow}}`,
|
|
expression: `.a alias |= .f`,
|
|
expected: []string{
|
|
"D0, P[], (!!map)::{b: &meow purr, a: *meow}\n",
|
|
},
|
|
},
|
|
{
|
|
description: "Dont explode alias and anchor - check alias parent",
|
|
skipDoc: true,
|
|
document: `{a: &a [1], b: *a}`,
|
|
expression: `.b[]`,
|
|
expected: []string{
|
|
"D0, P[a 0], (!!int)::1\n",
|
|
},
|
|
},
|
|
{
|
|
description: "Explode alias and anchor - check alias parent",
|
|
skipDoc: true,
|
|
document: `{a: &a cat, b: *a}`,
|
|
expression: `explode(.) | .b`,
|
|
expected: []string{
|
|
"D0, P[b], (!!str)::cat\n",
|
|
},
|
|
},
|
|
{
|
|
description: "Explode splat",
|
|
skipDoc: true,
|
|
document: `{a: &a cat, b: *a}`,
|
|
expression: `explode(.)[]`,
|
|
expected: []string{
|
|
"D0, P[a], (!!str)::cat\n",
|
|
"D0, P[b], (!!str)::cat\n",
|
|
},
|
|
},
|
|
{
|
|
description: "Explode alias and anchor - check original parent",
|
|
skipDoc: true,
|
|
document: `{a: &a cat, b: *a}`,
|
|
expression: `explode(.) | .a`,
|
|
expected: []string{
|
|
"D0, P[a], (!!str)::cat\n",
|
|
},
|
|
},
|
|
{
|
|
description: "Explode alias and anchor",
|
|
document: `{f : {a: &a cat, b: *a}}`,
|
|
expression: `explode(.f)`,
|
|
expected: []string{
|
|
"D0, P[], (!!map)::{f: {a: cat, b: cat}}\n",
|
|
},
|
|
},
|
|
{
|
|
description: "Explode with no aliases or anchors",
|
|
document: `a: mike`,
|
|
expression: `explode(.a)`,
|
|
expected: []string{
|
|
"D0, P[], (!!map)::a: mike\n",
|
|
},
|
|
},
|
|
{
|
|
description: "Explode with alias keys",
|
|
subdescription: "No space between alias",
|
|
skipDoc: true,
|
|
document: `{f : {a: &a cat, *a: b}}`,
|
|
expression: `explode(.f)`,
|
|
expected: []string{
|
|
"D0, P[], (!!map)::{f: {a: cat, cat: b}}\n",
|
|
},
|
|
skipForGoccy: true, // can't handle no space between alias
|
|
},
|
|
{
|
|
description: "Explode with alias keys",
|
|
document: `{f : {a: &a cat, *a : b}}`,
|
|
expression: `explode(.f)`,
|
|
expected: []string{
|
|
"D0, P[], (!!map)::{f: {a: cat, cat: b}}\n",
|
|
},
|
|
},
|
|
{
|
|
description: "Explode with merge anchors",
|
|
document: mergeDocSample,
|
|
expression: `explode(.)`,
|
|
expected: []string{explodeMergeAnchorsExpected},
|
|
},
|
|
{
|
|
skipDoc: true,
|
|
document: mergeDocSample,
|
|
expression: `.foo* | explode(.) | (. style="flow")`,
|
|
expected: []string{
|
|
"D0, P[foo], (!!map)::{a: foo_a, thing: foo_thing, c: foo_c}\n",
|
|
"D0, P[foobarList], (!!map)::{b: bar_b, thing: foo_thing, c: foobarList_c, a: foo_a}\n",
|
|
"D0, P[foobar], (!!map)::{c: foo_c, a: foo_a, thing: foobar_thing}\n",
|
|
},
|
|
},
|
|
{
|
|
skipDoc: true,
|
|
document: mergeDocSample,
|
|
expression: `.foo* | explode(explode(.)) | (. style="flow")`,
|
|
expected: []string{
|
|
"D0, P[foo], (!!map)::{a: foo_a, thing: foo_thing, c: foo_c}\n",
|
|
"D0, P[foobarList], (!!map)::{b: bar_b, thing: foo_thing, c: foobarList_c, a: foo_a}\n",
|
|
"D0, P[foobar], (!!map)::{c: foo_c, a: foo_a, thing: foobar_thing}\n",
|
|
},
|
|
},
|
|
{
|
|
skipDoc: true,
|
|
document: `{f : {a: &a cat, b: &b {foo: *a}, *a: *b}}`,
|
|
expression: `explode(.f)`,
|
|
expected: []string{
|
|
"D0, P[], (!!map)::{f: {a: cat, b: {foo: cat}, cat: {foo: cat}}}\n",
|
|
},
|
|
skipForGoccy: true, // can't handle no space between alias
|
|
},
|
|
{
|
|
skipDoc: true,
|
|
document: `{f : {a: &a cat, b: &b {foo: *a}, *a : *b}}`,
|
|
expression: `explode(.f)`,
|
|
expected: []string{
|
|
"D0, P[], (!!map)::{f: {a: cat, b: {foo: cat}, cat: {foo: cat}}}\n",
|
|
},
|
|
},
|
|
{
|
|
description: "Dereference and update a field",
|
|
subdescription: "Use explode with multiply to dereference an object",
|
|
document: simpleArrayRef,
|
|
expression: `.thingOne |= explode(.) * {"value": false}`,
|
|
expected: []string{expectedUpdatedArrayRef},
|
|
},
|
|
// Additional merge anchor test scenarios demonstrating parser differences
|
|
{
|
|
description: "Merge anchor display - legacy-v3 behaviour",
|
|
subdescription: "legacy-v3 preserves merge anchor notation in output",
|
|
document: anchorMergeDocSample,
|
|
expression: `.foobar`,
|
|
expected: []string{
|
|
"D0, P[foobar], (!!map)::c: foobar_c\n!!merge <<: *foo\nthing: foobar_thing\n",
|
|
},
|
|
skipForGoccy: true,
|
|
},
|
|
{
|
|
description: "Merge anchor display - goccy behaviour",
|
|
subdescription: "Goccy expands merge anchors in output display",
|
|
document: anchorMergeDocSample,
|
|
expression: `.foobar`,
|
|
expected: []string{
|
|
"D0, P[foobar], (!!map)::<<:\n a: foo_a\n c: foo_c\n thing: foo_thing\nc: foobar_c\nthing: foobar_thing\n",
|
|
},
|
|
skipForYamlV3: true,
|
|
},
|
|
{
|
|
description: "Merge anchor content access - both parsers",
|
|
subdescription: "Both parsers correctly access merged content despite display differences",
|
|
document: anchorMergeDocSample,
|
|
expression: `.foobar.a`,
|
|
expected: []string{
|
|
"D0, P[foo a], (!!str)::foo_a\n",
|
|
},
|
|
},
|
|
{
|
|
description: "Merge anchor with override - both parsers",
|
|
subdescription: "Both parsers handle merge anchor overrides correctly",
|
|
document: anchorMergeDocSample,
|
|
expression: `.foobar.thing`,
|
|
expected: []string{
|
|
"D0, P[foobar thing], (!!str)::foobar_thing\n",
|
|
},
|
|
},
|
|
{
|
|
description: "Invalid merge anchor with array - legacy-v3 runtime error",
|
|
subdescription: "legacy-v3 parses but gives runtime error on access",
|
|
document: anchorBadAliasSample,
|
|
expression: ".steps[]",
|
|
expectedError: "can only use merge anchors with maps (!!map), but got !!seq",
|
|
skipForGoccy: true, // Goccy gives parse-time error instead
|
|
},
|
|
{
|
|
description: "Invalid merge anchor with array - goccy parse error",
|
|
subdescription: "Goccy provides stricter validation with parse-time error",
|
|
document: anchorBadAliasSample,
|
|
expression: ".steps[]",
|
|
expectedError: "bad file '-': [2:5] string was used where mapping is expected",
|
|
skipForYamlV3: true, // legacy-v3 gives runtime error instead
|
|
},
|
|
{
|
|
description: "Complex merge anchor list - both parsers",
|
|
subdescription: "Both parsers handle multiple merge anchors with proper precedence",
|
|
document: anchorMergeDocSample,
|
|
expression: `.foobarList.thing`,
|
|
expected: []string{
|
|
"D0, P[bar thing], (!!str)::bar_thing\n",
|
|
},
|
|
},
|
|
{
|
|
description: "Merge anchor list display - legacy-v3 behaviour",
|
|
subdescription: "legacy-v3 shows merge anchor list notation",
|
|
document: anchorMergeDocSample,
|
|
expression: `.foobarList`,
|
|
expected: []string{
|
|
"D0, P[foobarList], (!!map)::b: foobarList_b\n!!merge <<: [*foo, *bar]\nc: foobarList_c\n",
|
|
},
|
|
skipForGoccy: true,
|
|
},
|
|
{
|
|
description: "Merge anchor list display - goccy behaviour",
|
|
subdescription: "Goccy expands merge anchor lists in output",
|
|
document: anchorMergeDocSample,
|
|
expression: `.foobarList`,
|
|
expected: []string{
|
|
"D0, P[foobarList], (!!map)::<<:\n - a: foo_a\n c: foo_c\n thing: foo_thing\n - b: bar_b\n c: bar_c\n thing: bar_thing\nb: foobarList_b\nc: foobarList_c\n",
|
|
},
|
|
skipForYamlV3: true,
|
|
},
|
|
}
|
|
|
|
func TestAnchorAliasOperatorScenarios(t *testing.T) {
|
|
for _, tt := range anchorOperatorScenarios {
|
|
testScenario(t, &tt)
|
|
}
|
|
documentOperatorScenarios(t, "anchor-and-alias-operators", anchorOperatorScenarios)
|
|
}
|