117 lines
3.8 KiB
TypeScript
117 lines
3.8 KiB
TypeScript
import { describe, it, expect, beforeAll, afterAll } from 'vitest';
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import { initDb, closeDb } from '../src/db/index';
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import { buildDisplayJson } from '../src/modules/display/display-builder';
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beforeAll(() => {
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const db = initDb(':memory:');
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// Create a layout
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db.run(
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`INSERT INTO layouts (id, name, type, width, height, grid_cols, grid_rows)
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VALUES (1, 'Test Layout', 'grid', 800, 480, 2, 3)`
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);
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// Create a display with the layout
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db.run(
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`INSERT INTO displays (id, name, layout_id, refresh_sec)
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VALUES (1, 'Test Display', 1, 60)`
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);
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// Create a display without layout
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db.run(
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`INSERT INTO displays (id, name, layout_id, refresh_sec)
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VALUES (2, 'Empty Display', NULL, 300)`
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);
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// Create a broker and topic for datapoint
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db.run(
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`INSERT INTO mqtt_brokers (id, name, host) VALUES (1, 'Test Broker', 'localhost')`
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);
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db.run(
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`INSERT INTO mqtt_topics (id, broker_id, topic) VALUES (1, 1, 'sensors/temp')`
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);
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// Create a datapoint
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db.run(
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`INSERT INTO datapoints (id, name, label, unit, value, source_type, source_id, topic_id, enabled)
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VALUES (1, 'temperature', 'Temperature', '°C', '22.5', 'mqtt', 1, 1, 1)`
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);
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// Create layout elements
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// Label element
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db.run(
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`INSERT INTO layout_elements (id, layout_id, type, x, y, static_text, sort_order)
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VALUES (1, 1, 'label', 0, 0, 'Hello World', 0)`
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);
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// Value element linked to datapoint
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db.run(
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`INSERT INTO layout_elements (id, layout_id, datapoint_id, type, x, y, font_size, sort_order)
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VALUES (2, 1, 1, 'value', 100, 0, 32, 1)`
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);
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});
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afterAll(() => {
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closeDb();
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});
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describe('buildDisplayJson', () => {
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it('returns null for non-existent display', () => {
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const result = buildDisplayJson(999);
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expect(result).toBeNull();
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});
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it('returns complete JSON for a display with layout', () => {
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const result = buildDisplayJson(1);
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expect(result).not.toBeNull();
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expect(result!.display.id).toBe(1);
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expect(result!.display.name).toBe('Test Display');
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expect(result!.display.width).toBe(800);
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expect(result!.display.height).toBe(480);
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expect(result!.display.refresh_sec).toBe(60);
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});
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it('includes grid layout info when grid_cols and grid_rows are set', () => {
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const result = buildDisplayJson(1);
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expect(result!.layout.type).toBe('grid');
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expect(result!.layout.grid_cols).toBe(2);
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expect(result!.layout.grid_rows).toBe(3);
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});
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it('includes label element with text', () => {
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const result = buildDisplayJson(1);
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const labelEl = result!.elements.find((e) => e.type === 'label');
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expect(labelEl).toBeDefined();
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expect(labelEl!.text).toBe('Hello World');
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});
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it('includes value element with datapoint data', () => {
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const result = buildDisplayJson(1);
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const valueEl = result!.elements.find((e) => e.type === 'value');
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expect(valueEl).toBeDefined();
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expect(valueEl!.label).toBe('Temperature');
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expect(valueEl!.value).toBe('22.5');
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expect(valueEl!.unit).toBe('°C');
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});
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it('includes non-default font_size in value element', () => {
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const result = buildDisplayJson(1);
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const valueEl = result!.elements.find((e) => e.type === 'value');
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expect(valueEl!.font_size).toBe(32);
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});
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it('does not include default font_size in label element', () => {
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const result = buildDisplayJson(1);
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const labelEl = result!.elements.find((e) => e.type === 'label');
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// font_size 24 is default, should not be included
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expect(labelEl!.font_size).toBeUndefined();
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});
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it('returns empty elements and default dimensions for display without layout', () => {
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const result = buildDisplayJson(2);
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expect(result).not.toBeNull();
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expect(result!.elements).toHaveLength(0);
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expect(result!.display.width).toBe(800);
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expect(result!.display.height).toBe(480);
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});
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});
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