71 lines
2.8 KiB
JavaScript
71 lines
2.8 KiB
JavaScript
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'use strict';
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const test = require('node:test');
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const assert = require('node:assert/strict');
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const VirtualPressureChildren = require('../../src/pressure/virtualChildren');
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const SILENT = { warn() {}, debug() {}, info() {}, error() {} };
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const UNIT_POLICY = {
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canonical: { pressure: 'Pa', flow: 'm3/s', power: 'W', temperature: 'K', atmPressure: 'Pa' },
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output: { pressure: 'mbar', flow: 'm3/h', power: 'kW', temperature: 'C' },
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};
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test('build() returns two children with the expected config shape', () => {
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const factory = new VirtualPressureChildren({ logger: SILENT, unitPolicy: UNIT_POLICY });
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const { upstream, downstream } = factory.build();
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for (const child of [upstream, downstream]) {
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assert.ok(child.config.general.id);
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assert.ok(child.config.general.name);
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assert.equal(child.config.functionality.softwareType, 'measurement');
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assert.ok(['upstream', 'downstream'].includes(child.config.functionality.positionVsParent));
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assert.equal(child.config.asset.type, 'pressure');
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assert.equal(child.config.asset.unit, 'mbar');
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}
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assert.equal(upstream.config.functionality.positionVsParent, 'upstream');
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assert.equal(downstream.config.functionality.positionVsParent, 'downstream');
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});
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test('each child has its own MeasurementContainer instance', () => {
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const factory = new VirtualPressureChildren({ logger: SILENT, unitPolicy: UNIT_POLICY });
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const { upstream, downstream } = factory.build();
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assert.ok(upstream.measurements);
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assert.ok(downstream.measurements);
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assert.notStrictEqual(upstream.measurements, downstream.measurements);
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});
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test('the MeasurementContainer accepts pressure writes (unit policy applied)', () => {
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const factory = new VirtualPressureChildren({ logger: SILENT, unitPolicy: UNIT_POLICY });
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const { upstream } = factory.build();
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upstream.measurements
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.type('pressure').variant('measured').position('upstream')
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.value(1000, Date.now(), 'mbar');
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const v = upstream.measurements
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.type('pressure').variant('measured').position('upstream').getCurrentValue();
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assert.ok(v != null);
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});
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test('setParentRef wires children to the supplied parent ref', () => {
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const parent = { id: 'parent-machine' };
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const factory = new VirtualPressureChildren({
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logger: SILENT, unitPolicy: UNIT_POLICY, parentRef: parent,
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});
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const { upstream, downstream } = factory.build();
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assert.equal(typeof upstream.measurements.setParentRef, 'function');
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assert.equal(typeof downstream.measurements.setParentRef, 'function');
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});
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test('custom ids are honoured', () => {
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const factory = new VirtualPressureChildren({
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logger: SILENT,
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unitPolicy: UNIT_POLICY,
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ids: { upstream: 'sim-u', downstream: 'sim-d' },
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});
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const { upstream, downstream } = factory.build();
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assert.equal(upstream.config.general.id, 'sim-u');
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assert.equal(downstream.config.general.id, 'sim-d');
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});
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