mirror of https://github.com/grafana/grafana.git
51 lines
1.7 KiB
TypeScript
51 lines
1.7 KiB
TypeScript
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import { render } from '@testing-library/react';
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import { ExpressionQuery } from '../types';
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import { SqlExpr } from './SqlExpr';
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jest.mock('@grafana/ui', () => ({
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...jest.requireActual('@grafana/ui'),
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useStyles2: jest.fn().mockImplementation(() => ({})),
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}));
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jest.mock('@grafana/plugin-ui', () => ({
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SQLEditor: () => <div data-testid="sql-editor">SQL Editor Mock</div>,
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}));
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describe('SqlExpr', () => {
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it('initializes new expressions with default query', () => {
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const onChange = jest.fn();
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const refIds = [{ value: 'A' }];
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const query = { refId: 'expr1', type: 'sql', expression: '' } as ExpressionQuery;
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render(<SqlExpr onChange={onChange} refIds={refIds} query={query} />);
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// Verify onChange was called
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expect(onChange).toHaveBeenCalled();
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// Verify essential SQL structure without exact string matching
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const updatedQuery = onChange.mock.calls[0][0];
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expect(updatedQuery.expression.toUpperCase()).toContain('SELECT');
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});
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it('preserves existing expressions when mounted', () => {
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const onChange = jest.fn();
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const refIds = [{ value: 'A' }];
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const existingExpression = 'SELECT 1 AS foo';
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const query = { refId: 'expr1', type: 'sql', expression: existingExpression } as ExpressionQuery;
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render(<SqlExpr onChange={onChange} refIds={refIds} query={query} />);
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// Check if onChange was called
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if (onChange.mock.calls.length > 0) {
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// If called, ensure it didn't change the expression value
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const updatedQuery = onChange.mock.calls[0][0];
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expect(updatedQuery.expression).toBe(existingExpression);
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}
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// The SQLEditor should receive the existing expression
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expect(query.expression).toBe(existingExpression);
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});
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});
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