Contents

local flatten = require 'flatten-array'

describe('flatten-array', function()
  it('should flatten arrays with a single level of nesting', function()
    assert.are.same(
      { 1, 2, 3, 4, 5, 6, 7, 8 },
      flatten({ 1, { 2, 3, 4, 5, 6, 7 }, 8 })
    )
  end)

  it('should flatten deeply nested arrays', function()
    assert.are.same(
      { 0, 2, 2, 3, 8, 100, 4, 50, -2 },
      flatten({ 0, 2, { { 2, 3 }, 8, 100, 4, { { { 50 } } } }, -2 })
    )

    assert.are.same(
      { 1,2,3,4,5,6,7,8 },
      flatten({ 1, { 2, { { 3 } }, { 4, { { 5 } } }, 6, 7 }, 8 })
    )
  end)

  it('should flatten arrays containing empty arrays', function()
    assert.are.same(
      { 0, 2, 2, 3, 8, 100, -2 },
      flatten({ 0, 2, { { 2, 3 }, 8, { { 100 } }, { {} } }, -2 })
    )
  end)

  it('should flatten arrays with no elements to an empty array', function()
    assert.are.same(
      {},
      flatten({ { { {  } } }, { { } } })
    )
  end)
end)

Version data entries

66 entries across 66 versions & 1 rubygems

Version	Path
trackler-2.0.6.10	tracks/lua/exercises/flatten-array/flatten-array_spec.lua
trackler-2.0.6.9	tracks/lua/exercises/flatten-array/flatten-array_spec.lua
trackler-2.0.6.8	tracks/lua/exercises/flatten-array/flatten-array_spec.lua
trackler-2.0.6.7	tracks/lua/exercises/flatten-array/flatten-array_spec.lua
trackler-2.0.6.6	tracks/lua/exercises/flatten-array/flatten-array_spec.lua
trackler-2.0.6.5	tracks/lua/exercises/flatten-array/flatten-array_spec.lua
trackler-2.0.6.4	tracks/lua/exercises/flatten-array/flatten-array_spec.lua
trackler-2.0.6.3	tracks/lua/exercises/flatten-array/flatten-array_spec.lua
trackler-2.0.6.2	tracks/lua/exercises/flatten-array/flatten-array_spec.lua
trackler-2.0.6.1	tracks/lua/exercises/flatten-array/flatten-array_spec.lua
trackler-2.0.6.0	tracks/lua/exercises/flatten-array/flatten-array_spec.lua
trackler-2.0.5.18	tracks/lua/exercises/flatten-array/flatten-array_spec.lua
trackler-2.0.5.17	tracks/lua/exercises/flatten-array/flatten-array_spec.lua
trackler-2.0.5.16	tracks/lua/exercises/flatten-array/flatten-array_spec.lua
trackler-2.0.5.15	tracks/lua/exercises/flatten-array/flatten-array_spec.lua
trackler-2.0.5.14	tracks/lua/exercises/flatten-array/flatten-array_spec.lua
trackler-2.0.5.13	tracks/lua/exercises/flatten-array/flatten-array_spec.lua
trackler-2.0.5.12	tracks/lua/exercises/flatten-array/flatten-array_spec.lua
trackler-2.0.5.11	tracks/lua/exercises/flatten-array/flatten-array_spec.lua
trackler-2.0.5.10	tracks/lua/exercises/flatten-array/flatten-array_spec.lua