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map and select done! :) #30

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3a9fc14
map and select done! :)
chantal66 Jun 25, 2017
6104313
find and sort_by done! :)
chantal66 Jun 27, 2017
30cff05
count done! :)
chantal66 Jun 27, 2017
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43 changes: 30 additions & 13 deletions exercises/count_pattern_test.rb → exercises/test/count_pattern_test.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -17,51 +17,68 @@ def test_count_numbers_greater_than_17
numbers = [9, 18, 12, 17, 1, 3, 99]
tally = 0
numbers.each do |number|
# Your code goes here
tally += 1 if number > 17
end
assert_equal 2, tally
end

def test_count_words_that_are_uppercase
skip

words = ["trousers", "SOCKS", "sweater", "Cap", "SHOE", "TIE"]
tally = 0
# Your code goes here
words.each do |word|
tally += 1 if word.upcase == word
end
assert_equal 3, tally
end

def test_count_words_ending_in_ing
skip

words = ["thought", "brake", "shin", "juice", "trash"]
# Your code goes here
tally = 0
words.each do |word|
tally +=1 if word.end_with?('ing')
end
assert_equal 0, tally
end

def test_count_even_numbers
skip

numbers = [9, 2, 1, 3, 18, 39, 71, 4, 6]
# Your code goes here
tally = 0
numbers.each do |number|
tally +=1 if number.even?
end
assert_equal 4, tally
end

def test_count_multiples_of_5
skip

numbers = [2, 5, 19, 25, 35, 67]
# Your code goes here
tally = 0
numbers.each do |number|
tally +=1 if number % 5 == 0
end
assert_equal 3, tally
end

def test_count_round_prices
skip

prices = [1.0, 3.9, 5.99, 18.5, 20.0]
# Your code goes here
tally = 0
prices.each do |price|
tally +=1 if (price - price.floor) == 0
end
assert_equal 2, tally
end

def test_count_four_letter_words
skip

words = ["bake", "bark", "corn", "apple", "wart", "bird", "umbrella", "fart"]
# Your code goes here
tally = 0
words.each do |word|
tally +=1 if word.length == 4
end
assert_equal 6, tally
end

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38 changes: 25 additions & 13 deletions exercises/count_test.rb → exercises/test/count_test.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -15,50 +15,62 @@ def test_count_count_words_with_e
def test_count_numbers_greater_than_17
numbers = [9, 18, 12, 17, 1, 3, 99]
tally = numbers.count do |number|
# Your code goes here
number > 17
end
assert_equal 2, tally
end

def test_count_words_that_are_uppercase
skip

words = ["trousers", "SOCKS", "sweater", "Cap", "SHOE", "TIE"]
# Your code goes here
tally = words.count do |word|
word.upcase == word
end
assert_equal 3, tally
end

def test_count_words_ending_in_ing
skip

words = ["thought", "brake", "shin", "juice", "trash"]
# Your code goes here
tally = words.count do |word|
word.end_with?('ing')
end
assert_equal 0, tally
end

def test_count_even_numbers
skip

numbers = [9, 2, 1, 3, 18, 39, 71, 4, 6]
# Your code goes here
tally = numbers.count do |number|
number.even?
end
assert_equal 4, tally
end

def test_count_multiples_of_5
skip

numbers = [2, 5, 19, 25, 35, 67]
# Your code goes here
tally = numbers.count do |number|
number % 5 == 0
end
assert_equal 3, tally
end

def test_count_round_prices
skip

prices = [1.0, 3.9, 5.99, 18.5, 20.0]
# Your code goes here
tally = prices.count do |price|
price - price.floor == 0
end
assert_equal 2, tally
end

def test_count_four_letter_words
skip

words = ["bake", "bark", "corn", "apple", "wart", "bird", "umbrella", "fart"]
# Your code goes here
tally = words.count do |word|
word.length == 4
end
assert_equal 6, tally
end

Expand Down
84 changes: 67 additions & 17 deletions exercises/find_pattern_test.rb → exercises/test/find_pattern_test.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -20,65 +20,115 @@ def test_no_waldo
words = ["scarf", "sandcastle", "flag", "pretzel", "crow", "key"]
found = nil
words.each do |word|
# Your code goes here
if word == 'waldo'
found = 'waldo'
break
end
end
assert_equal nil, found
end

def test_find_waldo
skip

words = ["noise", "dog", "fair", "house", "waldo", "bucket", "fish"]
found = nil
# Your code goes here
words.each do |word|
if word == 'waldo'
found = 'waldo'
break
end
end
assert_equal "waldo", found
end

def test_cannot_find_3_letter_words
skip

words = ["piglet", "porridge", "bear", "blueberry"]
# Your code goes here
found = nil
words.each do |word|
if word.length == 3
found = word
break
end
end
assert_equal nil, found
end

def test_find_13
skip

numbers = [2, 13, 19, 8, 3, 27]
# Your code goes here
found = nil
numbers.each do |number|
if number == 13
found = 13
break
end
end
assert_equal 13, found
end

def test_find_first_even_number
skip

numbers = [3, 7, 13, 11, 10, 2, 17]
# Your code goes here
found = nil
numbers.each do |number|
if number.even?
found = number
break
end
end
assert_equal 10, found
end

def test_find_first_multiple_of_3
skip

numbers = [2, 8, 9, 27, 24, 5]
# Your code goes here
found = nil
numbers.each do |number|
if number % 3 == 0
found = number
break
end
end
assert_equal 9, found
end

def test_find_first_word_starting_with_q
skip

words = ["weirdo", "quill", "fast", "quaint", "quitter", "koala"]
# Your code goes here
found = nil
words.each do |word|
if word.start_with? 'q'
found = word
break
end
end
assert_equal "quill", found
end

def test_find_first_word_ending_with_er
skip

words = ["biggest", "pour", "blight", "finger", "pie", "border"]
# Your code goes here
found = nil
words.each do |word|
if word.end_with? 'er'
found = word
break
end
end
assert_equal "finger", found
end

def test_find_first_number_greater_than_20
skip

numbers = [1, 8, 19, 21, 29, 31, 34]
# Your code goes here
found = nil
numbers.each do |number|
if number > 20
found = number
break
end
end
assert_equal 21, found
end

Expand Down
49 changes: 32 additions & 17 deletions exercises/find_test.rb → exercises/test/find_test.rb
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Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -15,64 +15,79 @@ def test_find_first_seven_letter_word
def test_no_waldo
words = ["scarf", "sandcastle", "flag", "pretzel", "crow", "key"]
found = words.find do |word|
# Your code goes here
word == 'waldo'
end
assert_equal nil, found
end

def test_find_waldo
skip
words = ["noise", "dog", "fair", "house", "waldo", "bucket", "fish"]
# Your code goes here
found = words.find do |word|
word == 'waldo'
end
assert_equal "waldo", found
end

def test_cannot_find_3_letter_words
skip

words = ["piglet", "porridge", "bear", "blueberry"]
# Your code goes here
found = words.find do |word|
word.length == 3
end
assert_equal nil, found
end

def test_find_13
skip

numbers = [2, 13, 19, 8, 3, 27]
# Your code goes here
found = numbers.find do |number|
number == 13
end
assert_equal 13, found
end

def test_find_first_even_number
skip

numbers = [3, 7, 13, 11, 10, 2, 17]
# Your code goes here
found = numbers.find do |number|
number.even?
end
assert_equal 10, found
end

def test_find_first_multiple_of_3
skip

numbers = [2, 8, 9, 27, 24, 5]
# Your code goes here
found = numbers.find do |number|
number % 3 == 0
end
assert_equal 9, found
end

def test_find_first_word_starting_with_q
skip

words = ["weirdo", "quill", "fast", "quaint", "quitter", "koala"]
# Your code goes here
found = words.find do |word|
word.start_with? 'q'
end
assert_equal "quill", found
end

def test_find_first_word_ending_with_er
skip

words = ["biggest", "pour", "blight", "finger", "pie", "border"]
# Your code goes here
found = words.find do |word|
word.end_with? 'er'
end
assert_equal "finger", found
end

def test_find_first_number_greater_than_20
skip

numbers = [1, 8, 19, 21, 29, 31, 34]
# Your code goes here
found = numbers.find do |number|
number > 20
end
assert_equal 21, found
end

Expand Down
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