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[], (doc)::item_value: &item_value value: true thingOne: name: item_1 value: false thingTwo: name: item_2 !!merge <<: *item_value ` 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(.)", }, { 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[], (doc)::a: &foobar cat\n", }, }, { description: "Set anchor relatively using assign-update", document: `a: {b: cat}`, expression: `.a anchor |= .b`, expected: []string{ "D0, P[], (doc)::a: &cat {b: cat}\n", }, }, { skipDoc: true, document: `a: {c: cat}`, expression: `.a anchor |= .b`, expected: []string{ "D0, P[], (doc)::a: {c: cat}\n", }, }, { skipDoc: true, document: `a: {c: cat}`, expression: `.a anchor = .b`, expected: []string{ "D0, P[], (doc)::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[], (doc)::{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[], (doc)::{b: &meow purr, a: cat}\n", }, }, { skipDoc: true, document: `{b: &meow purr, a: cat}`, expression: `.a alias = .c`, expected: []string{ "D0, P[], (doc)::{b: &meow purr, a: cat}\n", }, }, { skipDoc: true, document: `{b: &meow purr, a: cat}`, expression: `.a alias |= .c`, expected: []string{ "D0, P[], (doc)::{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[], (doc)::{b: &meow purr, a: *meow}\n", }, }, { description: "Explode alias and anchor", document: `{f : {a: &a cat, b: *a}}`, expression: `explode(.f)`, expected: []string{ "D0, P[], (doc)::{f: {a: cat, b: cat}}\n", }, }, { description: "Explode with no aliases or anchors", document: `a: mike`, expression: `explode(.a)`, expected: []string{ "D0, P[], (doc)::a: mike\n", }, }, { description: "Explode with alias keys", document: `{f : {a: &a cat, *a: b}}`, expression: `explode(.f)`, expected: []string{ "D0, P[], (doc)::{f: {a: cat, cat: b}}\n", }, }, { description: "Explode with merge anchors", document: mergeDocSample, expression: `explode(.)`, expected: []string{`D0, P[], (doc)::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 `}, }, { 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 {f: *a}, *a: *b}}`, expression: `explode(.f)`, expected: []string{ "D0, P[], (doc)::{f: {a: cat, b: {f: cat}, cat: {f: 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}, }, } func TestAnchorAliasOperatorScenarios(t *testing.T) { for _, tt := range anchorOperatorScenarios { testScenario(t, &tt) } documentOperatorScenarios(t, "anchor-and-alias-operators", anchorOperatorScenarios) }