yock/ruby_koans
1
0
Fork 0
mirror of https://github.com/edgecase/ruby_koans.git synced 2026-04-21 01:03:20 -04:00
Code Issues Packages Projects Releases Wiki Activity

Updated koans from src.

Browse Source
This commit is contained in:
Jim Weirich
2010-09-28 14:17:46 -04:00
parent c0bbe773d9
commit b41d6167b4
11 changed files with 174 additions and 28 deletions
Download Patch File Download Diff File Expand all files Collapse all files

16
koans/about_hashes.rb
View File

@@ -3,7 +3,7 @@ require File.expand_path(File.dirname(__FILE__) + '/edgecase')
class AboutHashes < EdgeCase::Koan
def test_creating_hashes
empty_hash = Hash.new
assert_equal Hash, empty_hash.class
assert_equal __, empty_hash.class
assert_equal({}, empty_hash)
assert_equal __, empty_hash.size
end
@@ -25,7 +25,7 @@ class AboutHashes < EdgeCase::Koan
hash[:one] = "eins"
expected = { :one => __, :two => "dos" }
assert_equal expected, hash
assert_equal __, expected == hash
# Bonus Question: Why was "expected" broken out into a variable
# rather than used as a literal?
@@ -35,7 +35,7 @@ class AboutHashes < EdgeCase::Koan
hash1 = { :one => "uno", :two => "dos" }
hash2 = { :two => "dos", :one => "uno" }
assert_equal hash1, hash2
assert_equal __, hash1 == hash2
end
def test_hash_keys
@@ -43,7 +43,7 @@ class AboutHashes < EdgeCase::Koan
assert_equal __, hash.keys.size
assert_equal __, hash.keys.include?(:one)
assert_equal __, hash.keys.include?(:two)
assert_equal Array, hash.keys.class
assert_equal __, hash.keys.class
end
def test_hash_values
@@ -51,16 +51,16 @@ class AboutHashes < EdgeCase::Koan
assert_equal __, hash.values.size
assert_equal __, hash.values.include?("uno")
assert_equal __, hash.values.include?("dos")
assert_equal Array, hash.values.class
assert_equal __, hash.values.class
end
def test_combining_hashes
hash = { "jim" => 53, "amy" => 20, "dan" => 23 }
new_hash = hash.merge({ "jim" => 54, "jenny" => 26 })
assert_not_equal hash, new_hash
assert_equal __, hash != new_hash
expected = { "jim" => __, "amy" => 20, "dan" => 23, "jenny" => __ }
assert_equal expected, new_hash
assert_equal __, expected == new_hash
end
end