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Diffstat (limited to 'trunk/test/csv/tc_headers.rb')
| -rw-r--r-- | trunk/test/csv/tc_headers.rb | 261 |
1 files changed, 0 insertions, 261 deletions
diff --git a/trunk/test/csv/tc_headers.rb b/trunk/test/csv/tc_headers.rb deleted file mode 100644 index 74e2f54ad4..0000000000 --- a/trunk/test/csv/tc_headers.rb +++ /dev/null @@ -1,261 +0,0 @@ -#!/usr/local/bin/ruby -w - -# tc_headers.rb -# -# Created by James Edward Gray II on 2005-10-31. -# Copyright 2005 James Edward Gray II. You can redistribute or modify this code -# under the terms of Ruby's license. - -require "test/unit" - -require "csv" - -class TestCSVHeaders < Test::Unit::TestCase - def setup - @data = <<-END_CSV.gsub(/^\s+/, "") - first,second,third - A,B,C - 1,2,3 - END_CSV - end - - def test_first_row - [:first_row, true].each do |setting| # two names for the same setting - # activate headers - csv = nil - assert_nothing_raised(Exception) do - csv = CSV.parse(@data, :headers => setting) - end - - # first data row - skipping headers - row = csv[0] - assert_not_nil(row) - assert_instance_of(CSV::Row, row) - assert_equal([%w{first A}, %w{second B}, %w{third C}], row.to_a) - - # second data row - row = csv[1] - assert_not_nil(row) - assert_instance_of(CSV::Row, row) - assert_equal([%w{first 1}, %w{second 2}, %w{third 3}], row.to_a) - - # empty - assert_nil(csv[2]) - end - end - - def test_array_of_headers - # activate headers - csv = nil - assert_nothing_raised(Exception) do - csv = CSV.parse(@data, :headers => [:my, :new, :headers]) - end - - # first data row - skipping headers - row = csv[0] - assert_not_nil(row) - assert_instance_of(CSV::Row, row) - assert_equal( [[:my, "first"], [:new, "second"], [:headers, "third"]], - row.to_a ) - - # second data row - row = csv[1] - assert_not_nil(row) - assert_instance_of(CSV::Row, row) - assert_equal([[:my, "A"], [:new, "B"], [:headers, "C"]], row.to_a) - - # third data row - row = csv[2] - assert_not_nil(row) - assert_instance_of(CSV::Row, row) - assert_equal([[:my, "1"], [:new, "2"], [:headers, "3"]], row.to_a) - - # empty - assert_nil(csv[3]) - - # with return and convert - assert_nothing_raised(Exception) do - csv = CSV.parse(@data, :headers => [:my, :new, :headers], - :return_headers => true, - :header_converters => lambda { |h| h.to_s } ) - end - row = csv[0] - assert_not_nil(row) - assert_instance_of(CSV::Row, row) - assert_equal([["my", :my], ["new", :new], ["headers", :headers]], row.to_a) - assert(row.header_row?) - assert(!row.field_row?) - end - - def test_csv_header_string - # activate headers - csv = nil - assert_nothing_raised(Exception) do - csv = CSV.parse(@data, :headers => "my,new,headers") - end - - # first data row - skipping headers - row = csv[0] - assert_not_nil(row) - assert_instance_of(CSV::Row, row) - assert_equal([%w{my first}, %w{new second}, %w{headers third}], row.to_a) - - # second data row - row = csv[1] - assert_not_nil(row) - assert_instance_of(CSV::Row, row) - assert_equal([%w{my A}, %w{new B}, %w{headers C}], row.to_a) - - # third data row - row = csv[2] - assert_not_nil(row) - assert_instance_of(CSV::Row, row) - assert_equal([%w{my 1}, %w{new 2}, %w{headers 3}], row.to_a) - - # empty - assert_nil(csv[3]) - - # with return and convert - assert_nothing_raised(Exception) do - csv = CSV.parse(@data, :headers => "my,new,headers", - :return_headers => true, - :header_converters => :symbol ) - end - row = csv[0] - assert_not_nil(row) - assert_instance_of(CSV::Row, row) - assert_equal([[:my, "my"], [:new, "new"], [:headers, "headers"]], row.to_a) - assert(row.header_row?) - assert(!row.field_row?) - end - - def test_return_headers - # activate headers and request they are returned - csv = nil - assert_nothing_raised(Exception) do - csv = CSV.parse(@data, :headers => true, :return_headers => true) - end - - # header row - row = csv[0] - assert_not_nil(row) - assert_instance_of(CSV::Row, row) - assert_equal( [%w{first first}, %w{second second}, %w{third third}], - row.to_a ) - assert(row.header_row?) - assert(!row.field_row?) - - # first data row - skipping headers - row = csv[1] - assert_not_nil(row) - assert_instance_of(CSV::Row, row) - assert_equal([%w{first A}, %w{second B}, %w{third C}], row.to_a) - assert(!row.header_row?) - assert(row.field_row?) - - # second data row - row = csv[2] - assert_not_nil(row) - assert_instance_of(CSV::Row, row) - assert_equal([%w{first 1}, %w{second 2}, %w{third 3}], row.to_a) - assert(!row.header_row?) - assert(row.field_row?) - - # empty - assert_nil(csv[3]) - end - - def test_converters - # create test data where headers and fields look alike - data = <<-END_MATCHING_CSV.gsub(/^\s+/, "") - 1,2,3 - 1,2,3 - END_MATCHING_CSV - - # normal converters do not affect headers - csv = CSV.parse( data, :headers => true, - :return_headers => true, - :converters => :numeric ) - assert_equal([%w{1 1}, %w{2 2}, %w{3 3}], csv[0].to_a) - assert_equal([["1", 1], ["2", 2], ["3", 3]], csv[1].to_a) - assert_nil(csv[2]) - - # header converters do affect headers (only) - assert_nothing_raised(Exception) do - csv = CSV.parse( data, :headers => true, - :return_headers => true, - :converters => :numeric, - :header_converters => :symbol ) - end - assert_equal([[:"1", "1"], [:"2", "2"], [:"3", "3"]], csv[0].to_a) - assert_equal([[:"1", 1], [:"2", 2], [:"3", 3]], csv[1].to_a) - assert_nil(csv[2]) - end - - def test_builtin_downcase_converter - csv = CSV.parse( "One,TWO Three", :headers => true, - :return_headers => true, - :header_converters => :downcase ) - assert_equal(%w{one two\ three}, csv.headers) - end - - def test_builtin_symbol_converter - csv = CSV.parse( "One,TWO Three", :headers => true, - :return_headers => true, - :header_converters => :symbol ) - assert_equal([:one, :two_three], csv.headers) - end - - def test_custom_converter - converter = lambda { |header| header.tr(" ", "_") } - csv = CSV.parse( "One,TWO Three", - :headers => true, - :return_headers => true, - :header_converters => converter ) - assert_equal(%w{One TWO_Three}, csv.headers) - end - - def test_table_support - csv = nil - assert_nothing_raised(Exception) do - csv = CSV.parse(@data, :headers => true) - end - - assert_instance_of(CSV::Table, csv) - end - - def test_skip_blanks - @data = <<-END_CSV.gsub(/^ +/, "") - - - A,B,C - - 1,2,3 - - - - END_CSV - - expected = [%w[1 2 3]] - CSV.parse(@data, :headers => true, :skip_blanks => true) do |row| - assert_equal(expected.shift, row.fields) - end - - expected = [%w[A B C], %w[1 2 3]] - CSV.parse( @data, - :headers => true, - :return_headers => true, - :skip_blanks => true ) do |row| - assert_equal(expected.shift, row.fields) - end - end - - def test_blank_row_bug_fix - @data += "\n#{@data}" # add a blank row - - # ensure that everything returned is a Row object - CSV.parse(@data, :headers => true) do |row| - assert_instance_of(CSV::Row, row) - end - end -end |