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fix(aws-cloudwatch): allow up to 30 dimensions for metric #29323

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4 changes: 2 additions & 2 deletions packages/aws-cdk-lib/aws-cloudwatch/lib/metric.ts
Original file line number Diff line number Diff line change
Expand Up @@ -509,8 +509,8 @@ export class Metric implements IMetric {
}

var dimsArray = Object.keys(dims);
if (dimsArray?.length > 10) {
throw new Error(`The maximum number of dimensions is 10, received ${dimsArray.length}`);
if (dimsArray?.length > 30) {
throw new Error(`The maximum number of dimensions is 30, received ${dimsArray.length}`);
}

dimsArray.map(key => {
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48 changes: 44 additions & 4 deletions packages/aws-cdk-lib/aws-cloudwatch/test/metrics.test.ts
Original file line number Diff line number Diff line change
Expand Up @@ -112,7 +112,7 @@ describe('Metrics', () => {

});

testDeprecated('throws error when there are more than 10 dimensions', () => {
testDeprecated('throws error when there are more than 30 dimensions', () => {
expect(() => {
new Metric({
namespace: 'Test',
Expand All @@ -130,13 +130,33 @@ describe('Metrics', () => {
dimensionI: 'value9',
dimensionJ: 'value10',
dimensionK: 'value11',
dimensionL: 'value12',
dimensionM: 'value13',
dimensionN: 'value14',
dimensionO: 'value15',
dimensionP: 'value16',
dimensionQ: 'value17',
dimensionR: 'value18',
dimensionS: 'value19',
dimensionT: 'value20',
dimensionU: 'value21',
dimensionV: 'value22',
dimensionW: 'value23',
dimensionX: 'value24',
dimensionY: 'value25',
dimensionZ: 'value26',
dimensionAA: 'value27',
dimensionAB: 'value28',
dimensionAC: 'value29',
dimensionAD: 'value30',
dimensionAE: 'value31',
},
} );
}).toThrow(/The maximum number of dimensions is 10, received 11/);
}).toThrow(/The maximum number of dimensions is 30, received 31/);

});

test('throws error when there are more than 10 dimensions in dimensionsMap', () => {
test('throws error when there are more than 30 dimensions in dimensionsMap', () => {
expect(() => {
new Metric({
namespace: 'Test',
Expand All @@ -154,9 +174,29 @@ describe('Metrics', () => {
dimensionI: 'value9',
dimensionJ: 'value10',
dimensionK: 'value11',
dimensionL: 'value12',
dimensionM: 'value13',
dimensionN: 'value14',
dimensionO: 'value15',
dimensionP: 'value16',
dimensionQ: 'value17',
dimensionR: 'value18',
dimensionS: 'value19',
dimensionT: 'value20',
dimensionU: 'value21',
dimensionV: 'value22',
dimensionW: 'value23',
dimensionX: 'value24',
dimensionY: 'value25',
dimensionZ: 'value26',
dimensionAA: 'value27',
dimensionAB: 'value28',
dimensionAC: 'value29',
dimensionAD: 'value30',
dimensionAE: 'value31',
},
} );
}).toThrow(/The maximum number of dimensions is 10, received 11/);
}).toThrow(/The maximum number of dimensions is 30, received 31/);

});

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