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Add more tests for the nullish coalescing operator

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This commit is contained in:
Lucas Azzola 2017-10-15 12:04:10 +11:00
parent f1d2db6cf4
commit fcdfb0e31e
12 changed files with 550 additions and 0 deletions
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1
test/fixtures/experimental/nullish-coalescing-operator/associativity/actual.js vendored Normal file
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a ?? b ?? c;

132
test/fixtures/experimental/nullish-coalescing-operator/associativity/expected.json vendored Normal file
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{
"type": "File",
"start": 0,
"end": 12,
"loc": {
"start": {
"line": 1,
"column": 0
},
"end": {
"line": 1,
"column": 12
}
},
"program": {
"type": "Program",
"start": 0,
"end": 12,
"loc": {
"start": {
"line": 1,
"column": 0
},
"end": {
"line": 1,
"column": 12
}
},
"sourceType": "script",
"body": [
{
"type": "ExpressionStatement",
"start": 0,
"end": 12,
"loc": {
"start": {
"line": 1,
"column": 0
},
"end": {
"line": 1,
"column": 12
}
},
"expression": {
"type": "BinaryExpression",
"start": 0,
"end": 11,
"loc": {
"start": {
"line": 1,
"column": 0
},
"end": {
"line": 1,
"column": 11
}
},
"left": {
"type": "BinaryExpression",
"start": 0,
"end": 6,
"loc": {
"start": {
"line": 1,
"column": 0
},
"end": {
"line": 1,
"column": 6
}
},
"left": {
"type": "Identifier",
"start": 0,
"end": 1,
"loc": {
"start": {
"line": 1,
"column": 0
},
"end": {
"line": 1,
"column": 1
},
"identifierName": "a"
},
"name": "a"
},
"operator": "??",
"right": {
"type": "Identifier",
"start": 5,
"end": 6,
"loc": {
"start": {
"line": 1,
"column": 5
},
"end": {
"line": 1,
"column": 6
},
"identifierName": "b"
},
"name": "b"
}
},
"operator": "??",
"right": {
"type": "Identifier",
"start": 10,
"end": 11,
"loc": {
"start": {
"line": 1,
"column": 10
},
"end": {
"line": 1,
"column": 11
},
"identifierName": "c"
},
"name": "c"
}
}
}
],
"directives": []
}
}

4
test/fixtures/experimental/nullish-coalescing-operator/associativity/options.json vendored Normal file
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{
"plugins": ["nullishCoalescingOperator"]
}

3
test/fixtures/experimental/nullish-coalescing-operator/multiline/actual.js vendored Normal file
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a
?? b
?? c;

132
test/fixtures/experimental/nullish-coalescing-operator/multiline/expected.json vendored Normal file
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@ -0,0 +1,132 @@
{
"type": "File",
"start": 0,
"end": 17,
"loc": {
"start": {
"line": 1,
"column": 0
},
"end": {
"line": 3,
"column": 7
}
},
"program": {
"type": "Program",
"start": 0,
"end": 17,
"loc": {
"start": {
"line": 1,
"column": 0
},
"end": {
"line": 3,
"column": 7
}
},
"sourceType": "script",
"body": [
{
"type": "ExpressionStatement",
"start": 0,
"end": 17,
"loc": {
"start": {
"line": 1,
"column": 0
},
"end": {
"line": 3,
"column": 7
}
},
"expression": {
"type": "BinaryExpression",
"start": 0,
"end": 16,
"loc": {
"start": {
"line": 1,
"column": 0
},
"end": {
"line": 3,
"column": 6
}
},
"left": {
"type": "BinaryExpression",
"start": 0,
"end": 9,
"loc": {
"start": {
"line": 1,
"column": 0
},
"end": {
"line": 2,
"column": 6
}
},
"left": {
"type": "Identifier",
"start": 0,
"end": 1,
"loc": {
"start": {
"line": 1,
"column": 0
},
"end": {
"line": 1,
"column": 1
},
"identifierName": "a"
},
"name": "a"
},
"operator": "??",
"right": {
"type": "Identifier",
"start": 8,
"end": 9,
"loc": {
"start": {
"line": 2,
"column": 5
},
"end": {
"line": 2,
"column": 6
},
"identifierName": "b"
},
"name": "b"
}
},
"operator": "??",
"right": {
"type": "Identifier",
"start": 15,
"end": 16,
"loc": {
"start": {
"line": 3,
"column": 5
},
"end": {
"line": 3,
"column": 6
},
"identifierName": "c"
},
"name": "c"
}
}
}
],
"directives": []
}
}

4
test/fixtures/experimental/nullish-coalescing-operator/multiline/options.json vendored Normal file
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@ -0,0 +1,4 @@
{
"plugins": ["nullishCoalescingOperator"]
}

1
test/fixtures/experimental/nullish-coalescing-operator/precedence-high/actual.js vendored Normal file
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@ -0,0 +1 @@
a |> b ?? c;

132
test/fixtures/experimental/nullish-coalescing-operator/precedence-high/expected.json vendored Normal file
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@ -0,0 +1,132 @@
{
"type": "File",
"start": 0,
"end": 12,
"loc": {
"start": {
"line": 1,
"column": 0
},
"end": {
"line": 1,
"column": 12
}
},
"program": {
"type": "Program",
"start": 0,
"end": 12,
"loc": {
"start": {
"line": 1,
"column": 0
},
"end": {
"line": 1,
"column": 12
}
},
"sourceType": "script",
"body": [
{
"type": "ExpressionStatement",
"start": 0,
"end": 12,
"loc": {
"start": {
"line": 1,
"column": 0
},
"end": {
"line": 1,
"column": 12
}
},
"expression": {
"type": "BinaryExpression",
"start": 0,
"end": 11,
"loc": {
"start": {
"line": 1,
"column": 0
},
"end": {
"line": 1,
"column": 11
}
},
"left": {
"type": "Identifier",
"start": 0,
"end": 1,
"loc": {
"start": {
"line": 1,
"column": 0
},
"end": {
"line": 1,
"column": 1
},
"identifierName": "a"
},
"name": "a"
},
"operator": "|>",
"right": {
"type": "BinaryExpression",
"start": 5,
"end": 11,
"loc": {
"start": {
"line": 1,
"column": 5
},
"end": {
"line": 1,
"column": 11
}
},
"left": {
"type": "Identifier",
"start": 5,
"end": 6,
"loc": {
"start": {
"line": 1,
"column": 5
},
"end": {
"line": 1,
"column": 6
},
"identifierName": "b"
},
"name": "b"
},
"operator": "??",
"right": {
"type": "Identifier",
"start": 10,
"end": 11,
"loc": {
"start": {
"line": 1,
"column": 10
},
"end": {
"line": 1,
"column": 11
},
"identifierName": "c"
},
"name": "c"
}
}
}
}
],
"directives": []
}
}

4
test/fixtures/experimental/nullish-coalescing-operator/precedence-high/options.json vendored Normal file
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{
"plugins": ["nullishCoalescingOperator", "pipelineOperator"]
}

1
test/fixtures/experimental/nullish-coalescing-operator/precedence-low/actual.js vendored Normal file
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@ -0,0 +1 @@
a && b ?? c;

132
test/fixtures/experimental/nullish-coalescing-operator/precedence-low/expected.json vendored Normal file
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@ -0,0 +1,132 @@
{
"type": "File",
"start": 0,
"end": 12,
"loc": {
"start": {
"line": 1,
"column": 0
},
"end": {
"line": 1,
"column": 12
}
},
"program": {
"type": "Program",
"start": 0,
"end": 12,
"loc": {
"start": {
"line": 1,
"column": 0
},
"end": {
"line": 1,
"column": 12
}
},
"sourceType": "script",
"body": [
{
"type": "ExpressionStatement",
"start": 0,
"end": 12,
"loc": {
"start": {
"line": 1,
"column": 0
},
"end": {
"line": 1,
"column": 12
}
},
"expression": {
"type": "BinaryExpression",
"start": 0,
"end": 11,
"loc": {
"start": {
"line": 1,
"column": 0
},
"end": {
"line": 1,
"column": 11
}
},
"left": {
"type": "LogicalExpression",
"start": 0,
"end": 6,
"loc": {
"start": {
"line": 1,
"column": 0
},
"end": {
"line": 1,
"column": 6
}
},
"left": {
"type": "Identifier",
"start": 0,
"end": 1,
"loc": {
"start": {
"line": 1,
"column": 0
},
"end": {
"line": 1,
"column": 1
},
"identifierName": "a"
},
"name": "a"
},
"operator": "&&",
"right": {
"type": "Identifier",
"start": 5,
"end": 6,
"loc": {
"start": {
"line": 1,
"column": 5
},
"end": {
"line": 1,
"column": 6
},
"identifierName": "b"
},
"name": "b"
}
},
"operator": "??",
"right": {
"type": "Identifier",
"start": 10,
"end": 11,
"loc": {
"start": {
"line": 1,
"column": 10
},
"end": {
"line": 1,
"column": 11
},
"identifierName": "c"
},
"name": "c"
}
}
}
],
"directives": []
}
}

4
test/fixtures/experimental/nullish-coalescing-operator/precedence-low/options.json vendored Normal file
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@ -0,0 +1,4 @@
{
"plugins": ["nullishCoalescingOperator"]
}