mirror of
https://github.com/prometheus/prometheus.git
synced 2024-09-21 08:17:36 -07:00
617 lines
9.4 KiB
Plaintext
617 lines
9.4 KiB
Plaintext
# Numeric literals
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0.123e3
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==>
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PromQL(NumberLiteral)
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# Double-quoted string literal
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"test string"
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==>
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PromQL(StringLiteral)
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# Single-quoted string literal
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'test string'
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==>
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PromQL(StringLiteral)
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# Backtick-quoted string literal
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`test string`
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==>
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PromQL(StringLiteral)
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# Backtick-quoted multi-line string literal
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`test
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string`
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==>
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PromQL(StringLiteral)
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# Addition
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1 + 2
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==>
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PromQL(BinaryExpr(NumberLiteral, Add, NumberLiteral))
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# Complex expression
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sum by(job, mode) (rate(node_cpu_seconds_total[1m])) / on(job) group_left sum by(job)(rate(node_cpu_seconds_total[1m]))
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==>
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PromQL(
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BinaryExpr(
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AggregateExpr(
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AggregateOp(Sum),
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AggregateModifier(
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By,
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GroupingLabels(
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LabelName,
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LabelName
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)
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),
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FunctionCallBody(
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FunctionCall(
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FunctionIdentifier(Rate),
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FunctionCallBody(
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MatrixSelector(
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VectorSelector(
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Identifier
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),
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Duration
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)
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)
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)
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)
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),
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Div,
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MatchingModifierClause(
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On,
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GroupingLabels(
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LabelName
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)
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GroupLeft
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),
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AggregateExpr(
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AggregateOp(Sum),
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AggregateModifier(
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By,
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GroupingLabels(
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LabelName
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)
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),
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FunctionCallBody(
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FunctionCall(
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FunctionIdentifier(Rate),
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FunctionCallBody(
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MatrixSelector(
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VectorSelector(
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Identifier
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),
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Duration
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)
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)
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)
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)
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)
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)
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)
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# Case insensitivity for aggregations and binop modifiers.
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SuM BY(testlabel1) (testmetric1) / IGNOring(testlabel2) AVG withOUT(testlabel3) (testmetric2)
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==>
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PromQL(
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BinaryExpr(
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AggregateExpr(
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AggregateOp(Sum),
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AggregateModifier(
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By,
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GroupingLabels(
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LabelName
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)
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),
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FunctionCallBody(
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VectorSelector(
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Identifier
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)
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)
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),
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Div,
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MatchingModifierClause(
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Ignoring,
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GroupingLabels(
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LabelName
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)
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),
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AggregateExpr(
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AggregateOp(Avg),
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AggregateModifier(
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Without,
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GroupingLabels(
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LabelName
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)
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),
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FunctionCallBody(
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VectorSelector(
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Identifier
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)
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)
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)
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)
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)
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# Case insensitivity for set operators
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metric1 and metric2 AND metric3 unless metric4 UNLESS metric5 or metric6 OR metric7
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==>
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PromQL(
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BinaryExpr(
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BinaryExpr(
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BinaryExpr(
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BinaryExpr(
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BinaryExpr(
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BinaryExpr(
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VectorSelector(Identifier),
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And,
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VectorSelector(Identifier)
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),
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And,
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VectorSelector(Identifier)
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),
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Unless,
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VectorSelector(Identifier)
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),
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Unless,
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VectorSelector(Identifier)
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),
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Or,
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VectorSelector(Identifier)
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),
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Or,
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VectorSelector(Identifier)
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)
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)
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# Duration units
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foo[1y2w3d4h5m6s7ms]
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==>
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PromQL(MatrixSelector(VectorSelector(Identifier),Duration))
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# Incorrectly ordered duration units
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foo[1m2h]
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==>
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PromQL(SubqueryExpr(VectorSelector(Identifier),Duration,⚠,Duration))
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# Using a function name as a metric name
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rate
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==>
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PromQL(VectorSelector(Identifier))
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# Match operators
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metric_name{a="1",b!="2",c=~"3",d!~"4"}
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==>
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PromQL(
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VectorSelector(
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Identifier,
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LabelMatchers(
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LabelMatcher(
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LabelName,
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MatchOp(EqlSingle),
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StringLiteral
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),
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LabelMatcher(
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LabelName,
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MatchOp(Neq),
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StringLiteral
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),
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LabelMatcher(
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LabelName,
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MatchOp(EqlRegex),
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StringLiteral
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),
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LabelMatcher(
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LabelName,
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MatchOp(NeqRegex),
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StringLiteral
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)
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)
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)
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)
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# Binary expression with bool modifier
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metric_name > bool 1
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==>
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PromQL(
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BinaryExpr(
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VectorSelector(
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Identifier
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),
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Gtr,
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BoolModifier(Bool),
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NumberLiteral
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)
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)
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# Binary expression with group_x() labels.
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metric1 + on(foo) group_left(bar, baz) metric2
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==>
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PromQL(
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BinaryExpr(
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VectorSelector(
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Identifier
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),
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Add,
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MatchingModifierClause(
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On,
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GroupingLabels(
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LabelName
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)
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GroupLeft,
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GroupingLabels(
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LabelName,
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LabelName
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)
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),
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VectorSelector(
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Identifier
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)
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)
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)
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# Function last_over_time
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last_over_time(data[1m])
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==>
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PromQL(
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FunctionCall(
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FunctionIdentifier(LastOverTime),
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FunctionCallBody(
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MatrixSelector(
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VectorSelector(
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Identifier
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),
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Duration
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)
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)
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)
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)
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# Function sgn
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sgn(data)
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==>
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PromQL(
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FunctionCall(
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FunctionIdentifier(Sgn),
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FunctionCallBody(
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VectorSelector(
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Identifier
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)
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)
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)
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)
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# Function clamp
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clamp(data,0,1)
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==>
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PromQL(
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FunctionCall(
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FunctionIdentifier(Clamp),
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FunctionCallBody(
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VectorSelector(Identifier),
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NumberLiteral,
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NumberLiteral
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)
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)
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)
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# Metric start
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start
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==>
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PromQL(VectorSelector(Identifier))
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# Metric end
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end
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==>
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PromQL(VectorSelector(Identifier))
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# Simple At start
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foo @ start()
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==>
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PromQL(
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StepInvariantExpr(
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VectorSelector(
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Identifier
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),
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At,
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AtModifierPreprocessors(Start),
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)
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)
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# Simple At end
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foo @ end()
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==>
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PromQL(
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StepInvariantExpr(
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VectorSelector(
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Identifier
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),
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At,
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AtModifierPreprocessors(End),
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)
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)
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# Simple At number
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foo @ 1234
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==>
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PromQL(
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StepInvariantExpr(
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VectorSelector(
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Identifier
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),
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At,
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NumberLiteral
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)
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)
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# At Modifier with space between bracket
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foo @ start( )
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==>
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PromQL(
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StepInvariantExpr(
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VectorSelector(
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Identifier
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),
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At,
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AtModifierPreprocessors(Start),
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)
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)
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# Complex test with At modifier
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rate(process_cpu_seconds_total[1m])
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and
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topk(7, rate(process_cpu_seconds_total[1h] @ 1234))
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==>
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PromQL(
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BinaryExpr(
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FunctionCall(
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FunctionIdentifier(Rate),
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FunctionCallBody(
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MatrixSelector(
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VectorSelector(Identifier),
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Duration
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)
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)
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),
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And,
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AggregateExpr(
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AggregateOp(Topk),
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FunctionCallBody(
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NumberLiteral,
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FunctionCall(
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FunctionIdentifier(Rate),
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FunctionCallBody(
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StepInvariantExpr(
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MatrixSelector(VectorSelector(Identifier), Duration),
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At,
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NumberLiteral
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)
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)
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)
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)
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)
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)
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)
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# At modifier with negative number
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foo @ - 1234
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==>
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PromQL(
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StepInvariantExpr(
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VectorSelector(
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Identifier
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),
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At,
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NumberLiteral
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)
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)
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# At modifier with explicit positive number
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foo @ + 1234
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==>
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PromQL(
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StepInvariantExpr(
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VectorSelector(
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Identifier
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),
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At,
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NumberLiteral
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)
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)
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# Metric prefixed by Inf
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infra
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==>
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PromQL(VectorSelector(Identifier))
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# Metric prefixed by Nan
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nananere
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==>
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PromQL(VectorSelector(Identifier))
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# Mixed-case NaN.
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NaN
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==>
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PromQL(NumberLiteral)
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# Lower-cased NaN.
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nan
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==>
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PromQL(NumberLiteral)
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# Inf.
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Inf
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==>
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PromQL(NumberLiteral)
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# Negative Inf.
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-Inf
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==>
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PromQL(NumberLiteral)
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# Positive Inf.
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+Inf
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==>
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PromQL(NumberLiteral)
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# Lower-cased Inf.
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inf
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==>
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PromQL(NumberLiteral)
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# Upper-cased Inf.
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INF
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==>
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PromQL(NumberLiteral)
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# Negative number literal.
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-42
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==>
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PromQL(NumberLiteral)
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# Explicitly positive number literal.
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+42
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==>
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PromQL(NumberLiteral)
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# Trying to illegally use NaN as a metric name.
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NaN{foo="bar"}
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==>
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PromQL(BinaryExpr(NumberLiteral,⚠,VectorSelector(LabelMatchers(LabelMatcher(LabelName,MatchOp(EqlSingle),StringLiteral)))))
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# Trying to illegally use Inf as a metric name.
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Inf{foo="bar"}
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==>
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PromQL(BinaryExpr(NumberLiteral,⚠,VectorSelector(LabelMatchers(LabelMatcher(LabelName,MatchOp(EqlSingle),StringLiteral)))))
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# Negative offset
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foo offset -5d
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==>
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PromQL(OffsetExpr(VectorSelector(Identifier), Offset, Sub, Duration))
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# Negative offset with space
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foo offset - 5d
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==>
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PromQL(OffsetExpr(VectorSelector(Identifier), Offset, Sub, Duration))
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# Positive offset
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foo offset 5d
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==>
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PromQL(OffsetExpr(VectorSelector(Identifier), Offset, Duration))
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# Parsing only metric names with alternative @top { "top": "MetricName" }
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sum:my_metric_name:rate5m
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==>
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MetricName(Identifier)
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# Testing Atan2 inherited precedence level
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1 + foo atan2 bar
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==>
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PromQL(BinaryExpr(NumberLiteral,Add,BinaryExpr(VectorSelector(Identifier),Atan2,VectorSelector(Identifier))))
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