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# tc_color_scheme.rb
#
# Created by Jeremy Hinegardner on 2007-01-24.
# Copyright 2007 Jeremy Hinegardner. All rights reserved.
#
# This is Free Software. See LICENSE and COPYING for details.
require "test/unit"
require "highline"
require "stringio"
class TestColorScheme < Test::Unit::TestCase
def setup
@input = StringIO.new
@output = StringIO.new
@terminal = HighLine.new(@input, @output)
@old_color_scheme = HighLine.color_scheme
end
def teardown
HighLine.color_scheme = @old_color_scheme
end
def test_using_color_scheme
assert_equal(false,HighLine.using_color_scheme?)
HighLine.color_scheme = HighLine::ColorScheme.new
assert_equal(true,HighLine.using_color_scheme?)
end
def test_scheme
HighLine.color_scheme = HighLine::SampleColorScheme.new
@terminal.say("This should be <%= color('warning yellow', :warning) %>.")
assert_equal("This should be \e[1m\e[33mwarning yellow\e[0m.\n",@output.string)
@output.rewind
@terminal.say("This should be <%= color('warning yellow', 'warning') %>.")
assert_equal("This should be \e[1m\e[33mwarning yellow\e[0m.\n",@output.string)
@output.rewind
@terminal.say("This should be <%= color('warning yellow', 'WarNing') %>.")
assert_equal("This should be \e[1m\e[33mwarning yellow\e[0m.\n",@output.string)
@output.rewind
# Check that keys are available, and as expected
assert_equal ["critical", "error", "warning", "notice", "info", "debug", "row_even", "row_odd"].sort,
HighLine.color_scheme.keys.sort
# Color scheme doesn't care if we use symbols or strings, and is case-insensitive
warning1 = HighLine.color_scheme[:warning]
warning2 = HighLine.color_scheme["warning"]
warning3 = HighLine.color_scheme[:wArning]
warning4 = HighLine.color_scheme["warniNg"]
assert_instance_of HighLine::Style, warning1
assert_instance_of HighLine::Style, warning2
assert_instance_of HighLine::Style, warning3
assert_instance_of HighLine::Style, warning4
assert_equal warning1, warning2
assert_equal warning1, warning3
assert_equal warning1, warning4
# Nonexistent keys return nil
assert_nil HighLine.color_scheme[:nonexistent]
# Same as above, for definitions
defn1 = HighLine.color_scheme.definition(:warning)
defn2 = HighLine.color_scheme.definition("warning")
defn3 = HighLine.color_scheme.definition(:wArning)
defn4 = HighLine.color_scheme.definition("warniNg")
assert_instance_of Array, defn1
assert_instance_of Array, defn2
assert_instance_of Array, defn3
assert_instance_of Array, defn4
assert_equal [:bold, :yellow], defn1
assert_equal [:bold, :yellow], defn2
assert_equal [:bold, :yellow], defn3
assert_equal [:bold, :yellow], defn4
assert_nil HighLine.color_scheme.definition(:nonexistent)
color_scheme_hash = HighLine.color_scheme.to_hash
assert_instance_of Hash, color_scheme_hash
assert_equal ["critical", "error", "warning", "notice", "info", "debug", "row_even", "row_odd"].sort,
color_scheme_hash.keys.sort
assert_instance_of Array, HighLine.color_scheme.definition(:warning)
assert_equal [:bold, :yellow], HighLine.color_scheme.definition(:warning)
# turn it back off, should raise an exception
HighLine.color_scheme = @old_color_scheme
assert_raises(NameError) {
@terminal.say("This should be <%= color('nothing at all', :error) %>.")
}
end
end
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