lint/src/rules/file/noNestedMacros.spec.ts

import { LintConfig } from '../../types'
import { Severity } from '../../types/Severity'
import { noNestedMacros } from './noNestedMacros'

describe('noNestedMacros', () => {
  it('should return an empty array when no nested macro', () => {
    const content = `
  %macro somemacro();
    %put &sysmacroname;
  %mend somemacro;`

    expect(noNestedMacros.test(content)).toEqual([])
  })

  it('should return an array with a single diagnostic when a macro contains a nested macro definition', () => {
    const content = `
    %macro outer();
      /* any amount of arbitrary code */
      %macro inner();
        %put inner;
      %mend;
      %inner()
      %put outer;
    %mend;

    %outer()`

    expect(noNestedMacros.test(content)).toEqual([
      {
        message: "Macro definition for 'inner' present in macro 'outer'",
        lineNumber: 4,
        startColumnNumber: 7,
        endColumnNumber: 21,
        severity: Severity.Warning
      }
    ])
  })

  it('should return an array with two diagnostics when nested macros are defined at 2 levels', () => {
    const content = `
    %macro outer();
      /* any amount of arbitrary code */
      %macro inner();
        %put inner;

                %macro inner2();
                  %put inner2;
                %mend;
      %mend;
      %inner()
      %put outer;
    %mend;

    %outer()`

    expect(noNestedMacros.test(content)).toContainEqual({
      message: "Macro definition for 'inner' present in macro 'outer'",
      lineNumber: 4,
      startColumnNumber: 7,
      endColumnNumber: 21,
      severity: Severity.Warning
    })
    expect(noNestedMacros.test(content)).toContainEqual({
      message: "Macro definition for 'inner2' present in macro 'inner'",
      lineNumber: 7,
      startColumnNumber: 17,
      endColumnNumber: 32,
      severity: Severity.Warning
    })
  })

  it('should return an empty array when the file is undefined', () => {
    const content = undefined

    expect(noNestedMacros.test(content as unknown as string)).toEqual([])
  })

  it('should use the configured line ending while testing content', () => {
    const content = `%macro outer();\r\n%macro inner;\r\n%mend inner;\r\n%mend outer;`

    const diagnostics = noNestedMacros.test(
      content,
      new LintConfig({ lineEndings: 'crlf' })
    )

    expect(diagnostics).toEqual([
      {
        message: "Macro definition for 'inner' present in macro 'outer'",
        lineNumber: 2,
        startColumnNumber: 1,
        endColumnNumber: 13,
        severity: Severity.Warning
      }
    ])
  })
})