package yqlib import ( "testing" ) var variableOperatorScenarios = []expressionScenario{ { skipDoc: true, document: `{}`, expression: `.a.b as $foo`, expected: []string{ "D0, P[], (doc)::{}\n", }, }, { description: "Single value variable", document: `a: cat`, expression: `.a as $foo | $foo`, expected: []string{ "D0, P[a], (!!str)::cat\n", }, }, { description: "Multi value variable", document: `[cat, dog]`, expression: `.[] as $foo | $foo`, expected: []string{ "D0, P[0], (!!str)::cat\n", "D0, P[1], (!!str)::dog\n", }, }, { description: "Using variables as a lookup", subdescription: "Example taken from [jq](https://stedolan.github.io/jq/manual/#Variable/SymbolicBindingOperator:...as$identifier|...)", document: `{"posts": [{"title": "Frist psot", "author": "anon"}, {"title": "A well-written article", "author": "person1"}], "realnames": {"anon": "Anonymous Coward", "person1": "Person McPherson"}}`, expression: `.realnames as $names | .posts[] | {"title":.title, "author": $names[.author]}`, expected: []string{ "D0, P[], (!!map)::title: \"Frist psot\"\nauthor: \"Anonymous Coward\"\n", "D0, P[], (!!map)::title: \"A well-written article\"\nauthor: \"Person McPherson\"\n", }, }, { description: "Using variables to swap values", document: "a: a_value\nb: b_value", expression: `.a as $x | .b as $y | .b = $x | .a = $y`, expected: []string{ "D0, P[], (doc)::a: b_value\nb: a_value\n", }, }, { description: "Use ref to reference a path repeatedly", subdescription: "Note: You may find the `with` operator more useful.", document: `a: {b: thing, c: something}`, expression: `.a.b ref $x | $x = "new" | $x style="double"`, expected: []string{ "D0, P[], (doc)::a: {b: \"new\", c: something}\n", }, }, } func TestVariableOperatorScenarios(t *testing.T) { for _, tt := range variableOperatorScenarios { testScenario(t, &tt) } documentScenarios(t, "Variable Operators", variableOperatorScenarios) }