95 lines
3.5 KiB
TypeScript
95 lines
3.5 KiB
TypeScript
import { DEFAULT_RATE_UNIT, DEFAULT_UNIT, getPerSecondRateUnit, getUnit, getUnitFromMetric } from './units';
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describe('getUnitFromMetric', () => {
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it('should return null for an empty string input', () => {
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expect(getUnitFromMetric('')).toBe(null);
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});
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it('should return the last part of the metric if it is a valid unit', () => {
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expect(getUnitFromMetric('go_gc_gomemlimit_bytes')).toBe('bytes');
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expect(getUnitFromMetric('go_gc_duration_seconds')).toBe('seconds');
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});
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it('should return the second to last part of the metric if it is a valid unit', () => {
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expect(getUnitFromMetric('go_gc_heap_allocs_by_size_bytes_count')).toBe('bytes');
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expect(getUnitFromMetric('go_cpu_classes_gc_mark_assist_cpu_seconds_total')).toBe('seconds');
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});
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it('should return null if no valid unit is found', () => {
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expect(getUnitFromMetric('ALERTS')).toBe(null);
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expect(getUnitFromMetric('utf8 metric with.dot')).toBe(null);
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});
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it('should handle metrics with extra underscores', () => {
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expect(getUnitFromMetric('go_gc__duration__seconds')).toBe('seconds');
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});
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it('should return null if the metric ends with an invalid unit', () => {
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expect(getUnitFromMetric('go_gc_duration_invalidunit')).toBe(null);
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});
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it('should return the last unit if the metric contains only valid units', () => {
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expect(getUnitFromMetric('bytes_seconds')).toBe('seconds');
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});
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});
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describe('getUnit', () => {
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it('should return the mapped unit for a valid metric part', () => {
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expect(getUnit('bytes')).toBe('bytes');
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expect(getUnit('seconds')).toBe('s');
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});
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it('should return the default unit if the metric part is undefined', () => {
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expect(getUnit(undefined)).toBe(DEFAULT_UNIT);
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});
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it('should return the default unit if the metric part is an empty string', () => {
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expect(getUnit('')).toBe(DEFAULT_UNIT);
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});
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it('should return the default unit if the metric part is not in UNIT_MAP', () => {
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expect(getUnit('invalidPart')).toBe(DEFAULT_UNIT);
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});
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it('should handle case sensitivity correctly', () => {
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expect(getUnit('BYTES')).toBe(DEFAULT_UNIT);
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expect(getUnit('Seconds')).toBe(DEFAULT_UNIT);
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});
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it('should not throw errors for unusual input', () => {
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expect(() => getUnit('123')).not.toThrow();
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expect(() => getUnit('some_random_string')).not.toThrow();
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expect(() => getUnit(undefined)).not.toThrow();
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});
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});
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describe('getPerSecondRateUnit', () => {
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it('should return the mapped rate unit for a valid metric part', () => {
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expect(getPerSecondRateUnit('bytes')).toBe('Bps');
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expect(getPerSecondRateUnit('seconds')).toBe('short');
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});
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it('should return the default rate unit if the metric part is undefined', () => {
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expect(getPerSecondRateUnit(undefined)).toBe(DEFAULT_RATE_UNIT);
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});
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it('should return the default rate unit if the metric part is an empty string', () => {
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expect(getPerSecondRateUnit('')).toBe(DEFAULT_RATE_UNIT);
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});
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it('should return the default rate unit if the metric part is not in RATE_UNIT_MAP', () => {
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expect(getPerSecondRateUnit('invalidPart')).toBe(DEFAULT_RATE_UNIT);
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});
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it('should handle case sensitivity correctly', () => {
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expect(getPerSecondRateUnit('BYTES')).toBe(DEFAULT_RATE_UNIT);
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expect(getPerSecondRateUnit('Seconds')).toBe(DEFAULT_RATE_UNIT);
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});
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it('should not throw errors for unusual input', () => {
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expect(() => getPerSecondRateUnit('123')).not.toThrow();
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expect(() => getPerSecondRateUnit('some_random_string')).not.toThrow();
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expect(() => getPerSecondRateUnit(undefined)).not.toThrow();
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});
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});
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