exercism/elixir/proverb/test/proverb_test.exs

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2024-08-21 15:11:30 +00:00
defmodule ProverbTest do
use ExUnit.Case
test "zero pieces" do
strings = []
output = Proverb.recite(strings)
expected = ""
assert output == expected
end
test "one piece" do
strings = ["nail"]
output = Proverb.recite(strings)
expected = """
And all for the want of a nail.
"""
assert output == expected
end
test "two pieces" do
strings = ["nail", "shoe"]
output = Proverb.recite(strings)
expected = """
For want of a nail the shoe was lost.
And all for the want of a nail.
"""
assert output == expected
end
test "three pieces" do
strings = ["nail", "shoe", "horse"]
output = Proverb.recite(strings)
expected = """
For want of a nail the shoe was lost.
For want of a shoe the horse was lost.
And all for the want of a nail.
"""
assert output == expected
end
test "full proverb" do
strings = ["nail", "shoe", "horse", "rider", "message", "battle", "kingdom"]
output = Proverb.recite(strings)
expected = """
For want of a nail the shoe was lost.
For want of a shoe the horse was lost.
For want of a horse the rider was lost.
For want of a rider the message was lost.
For want of a message the battle was lost.
For want of a battle the kingdom was lost.
And all for the want of a nail.
"""
assert output == expected
end
test "four pieces modernized" do
strings = ["pin", "gun", "soldier", "battle"]
output = Proverb.recite(strings)
expected = """
For want of a pin the gun was lost.
For want of a gun the soldier was lost.
For want of a soldier the battle was lost.
And all for the want of a pin.
"""
assert output == expected
end
end