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Diffstat (limited to 'test/csv/test_table.rb')
| -rw-r--r-- | test/csv/test_table.rb | 620 |
1 files changed, 0 insertions, 620 deletions
diff --git a/test/csv/test_table.rb b/test/csv/test_table.rb deleted file mode 100644 index 3202963a67..0000000000 --- a/test/csv/test_table.rb +++ /dev/null @@ -1,620 +0,0 @@ -# -*- coding: utf-8 -*- -# frozen_string_literal: false - -require_relative "helper" - -class TestCSVTable < Test::Unit::TestCase - extend DifferentOFS - - def setup - super - @rows = [ CSV::Row.new(%w{A B C}, [1, 2, 3]), - CSV::Row.new(%w{A B C}, [4, 5, 6]), - CSV::Row.new(%w{A B C}, [7, 8, 9]) ] - @table = CSV::Table.new(@rows) - - @header_table = CSV::Table.new( - [CSV::Row.new(%w{A B C}, %w{A B C}, true)] + @rows - ) - - @header_only_table = CSV::Table.new([], headers: %w{A B C}) - end - - def test_initialze - assert_not_nil(@table) - assert_instance_of(CSV::Table, @table) - end - - def test_modes - assert_equal(:col_or_row, @table.mode) - - # non-destructive changes, intended for one shot calls - cols = @table.by_col - assert_equal(:col_or_row, @table.mode) - assert_equal(:col, cols.mode) - assert_equal(@table, cols) - - rows = @table.by_row - assert_equal(:col_or_row, @table.mode) - assert_equal(:row, rows.mode) - assert_equal(@table, rows) - - col_or_row = rows.by_col_or_row - assert_equal(:row, rows.mode) - assert_equal(:col_or_row, col_or_row.mode) - assert_equal(@table, col_or_row) - - # destructive mode changing calls - assert_equal(@table, @table.by_row!) - assert_equal(:row, @table.mode) - assert_equal(@table, @table.by_col_or_row!) - assert_equal(:col_or_row, @table.mode) - end - - def test_headers - assert_equal(@rows.first.headers, @table.headers) - end - - def test_headers_empty - t = CSV::Table.new([]) - assert_equal Array.new, t.headers - end - - def test_headers_only - assert_equal(%w[A B C], @header_only_table.headers) - end - - def test_headers_modified_by_row - table = CSV::Table.new([], headers: ["A", "B"]) - table << ["a", "b"] - table.first << {"C" => "c"} - assert_equal(["A", "B", "C"], table.headers) - end - - def test_index - ################## - ### Mixed Mode ### - ################## - # by row - @rows.each_index { |i| assert_equal(@rows[i], @table[i]) } - assert_equal(nil, @table[100]) # empty row - - # by row with Range - assert_equal([@table[1], @table[2]], @table[1..2]) - - # by col - @rows.first.headers.each do |header| - assert_equal(@rows.map { |row| row[header] }, @table[header]) - end - assert_equal([nil] * @rows.size, @table["Z"]) # empty col - - # by cell, row then col - assert_equal(2, @table[0][1]) - assert_equal(6, @table[1]["C"]) - - # by cell, col then row - assert_equal(5, @table["B"][1]) - assert_equal(9, @table["C"][2]) - - # with headers (by col) - assert_equal(["B", 2, 5, 8], @header_table["B"]) - - ################### - ### Column Mode ### - ################### - @table.by_col! - - assert_equal([2, 5, 8], @table[1]) - assert_equal([2, 5, 8], @table["B"]) - - ################ - ### Row Mode ### - ################ - @table.by_row! - - assert_equal(@rows[1], @table[1]) - assert_raise(TypeError) { @table["B"] } - - ############################ - ### One Shot Mode Change ### - ############################ - assert_equal(@rows[1], @table[1]) - assert_equal([2, 5, 8], @table.by_col[1]) - assert_equal(@rows[1], @table[1]) - end - - def test_set_row_or_column - ################## - ### Mixed Mode ### - ################## - # set row - @table[2] = [10, 11, 12] - assert_equal([%w[A B C], [1, 2, 3], [4, 5, 6], [10, 11, 12]], @table.to_a) - - @table[3] = CSV::Row.new(%w[A B C], [13, 14, 15]) - assert_equal( [%w[A B C], [1, 2, 3], [4, 5, 6], [10, 11, 12], [13, 14, 15]], - @table.to_a ) - - # set col - @table["Type"] = "data" - assert_equal( [ %w[A B C Type], - [1, 2, 3, "data"], - [4, 5, 6, "data"], - [10, 11, 12, "data"], - [13, 14, 15, "data"] ], - @table.to_a ) - - @table["Index"] = [1, 2, 3] - assert_equal( [ %w[A B C Type Index], - [1, 2, 3, "data", 1], - [4, 5, 6, "data", 2], - [10, 11, 12, "data", 3], - [13, 14, 15, "data", nil] ], - @table.to_a ) - - @table["B"] = [100, 200] - assert_equal( [ %w[A B C Type Index], - [1, 100, 3, "data", 1], - [4, 200, 6, "data", 2], - [10, nil, 12, "data", 3], - [13, nil, 15, "data", nil] ], - @table.to_a ) - - # verify resulting table - assert_equal(<<-CSV, @table.to_csv) -A,B,C,Type,Index -1,100,3,data,1 -4,200,6,data,2 -10,,12,data,3 -13,,15,data, - CSV - - # with headers - @header_table["Type"] = "data" - assert_equal(%w[Type data data data], @header_table["Type"]) - - ################### - ### Column Mode ### - ################### - @table.by_col! - - @table[1] = [2, 5, 11, 14] - assert_equal( [ %w[A B C Type Index], - [1, 2, 3, "data", 1], - [4, 5, 6, "data", 2], - [10, 11, 12, "data", 3], - [13, 14, 15, "data", nil] ], - @table.to_a ) - - @table["Extra"] = "new stuff" - assert_equal( [ %w[A B C Type Index Extra], - [1, 2, 3, "data", 1, "new stuff"], - [4, 5, 6, "data", 2, "new stuff"], - [10, 11, 12, "data", 3, "new stuff"], - [13, 14, 15, "data", nil, "new stuff"] ], - @table.to_a ) - - ################ - ### Row Mode ### - ################ - @table.by_row! - - @table[1] = (1..6).to_a - assert_equal( [ %w[A B C Type Index Extra], - [1, 2, 3, "data", 1, "new stuff"], - [1, 2, 3, 4, 5, 6], - [10, 11, 12, "data", 3, "new stuff"], - [13, 14, 15, "data", nil, "new stuff"] ], - @table.to_a ) - - assert_raise(TypeError) { @table["Extra"] = nil } - end - - def test_set_by_col_with_header_row - r = [ CSV::Row.new(%w{X Y Z}, [97, 98, 99], true) ] - t = CSV::Table.new(r) - t.by_col! - t['A'] = [42] - assert_equal(['A'], t['A']) - end - - def test_each - ###################### - ### Mixed/Row Mode ### - ###################### - i = 0 - @table.each do |row| - assert_equal(@rows[i], row) - i += 1 - end - - # verify that we can chain the call - assert_equal(@table, @table.each { }) - - # without block - enum = @table.each - assert_instance_of(Enumerator, enum) - assert_equal(@table.size, enum.size) - - i = 0 - enum.each do |row| - assert_equal(@rows[i], row) - i += 1 - end - - ################### - ### Column Mode ### - ################### - @table.by_col! - - headers = @table.headers - @table.each do |header, column| - assert_equal(headers.shift, header) - assert_equal(@table[header], column) - end - - # without block - enum = @table.each - assert_instance_of(Enumerator, enum) - assert_equal(@table.headers.size, enum.size) - - headers = @table.headers - enum.each do |header, column| - assert_equal(headers.shift, header) - assert_equal(@table[header], column) - end - - ############################ - ### One Shot Mode Change ### - ############################ - @table.by_col_or_row! - - @table.each { |row| assert_instance_of(CSV::Row, row) } - @table.by_col.each { |tuple| assert_instance_of(Array, tuple) } - @table.each { |row| assert_instance_of(CSV::Row, row) } - end - - def test_each_split - yielded_values = [] - @table.each do |column1, column2, column3| - yielded_values << [column1, column2, column3] - end - assert_equal(@rows.collect(&:to_a), - yielded_values) - end - - def test_enumerable - assert_equal( @rows.values_at(0, 2), - @table.select { |row| (row["B"] % 2).zero? } ) - - assert_equal(@rows[1], @table.find { |row| row["C"] > 5 }) - end - - def test_to_a - assert_equal([%w[A B C], [1, 2, 3], [4, 5, 6], [7, 8, 9]], @table.to_a) - - # with headers - assert_equal( [%w[A B C], [1, 2, 3], [4, 5, 6], [7, 8, 9]], - @header_table.to_a ) - end - - def test_to_csv - csv = <<-CSV -A,B,C -1,2,3 -4,5,6 -7,8,9 - CSV - - # normal conversion - assert_equal(csv, @table.to_csv) - assert_equal(csv, @table.to_s) # alias - - # with options - assert_equal( csv.gsub(",", "|").gsub("\n", "\r\n"), - @table.to_csv(col_sep: "|", row_sep: "\r\n") ) - assert_equal( csv.lines.to_a[1..-1].join(''), - @table.to_csv(:write_headers => false) ) - - # with headers - assert_equal(csv, @header_table.to_csv) - end - - def test_append - # verify that we can chain the call - assert_equal(@table, @table << [10, 11, 12]) - - # Array append - assert_equal(CSV::Row.new(%w[A B C], [10, 11, 12]), @table[-1]) - - # Row append - assert_equal(@table, @table << CSV::Row.new(%w[A B C], [13, 14, 15])) - assert_equal(CSV::Row.new(%w[A B C], [13, 14, 15]), @table[-1]) - end - - def test_delete_mixed_one - ################## - ### Mixed Mode ### - ################## - # delete a row - assert_equal(@rows[1], @table.delete(1)) - - # delete a col - assert_equal(@rows.map { |row| row["A"] }, @table.delete("A")) - - # verify resulting table - assert_equal(<<-CSV, @table.to_csv) -B,C -2,3 -8,9 - CSV - end - - def test_delete_mixed_multiple - ################## - ### Mixed Mode ### - ################## - # delete row and col - second_row = @rows[1] - a_col = @rows.map { |row| row["A"] } - a_col_without_second_row = a_col[0..0] + a_col[2..-1] - assert_equal([ - second_row, - a_col_without_second_row, - ], - @table.delete(1, "A")) - - # verify resulting table - assert_equal(<<-CSV, @table.to_csv) -B,C -2,3 -8,9 - CSV - end - - def test_delete_column - ################### - ### Column Mode ### - ################### - @table.by_col! - - assert_equal(@rows.map { |row| row[0] }, @table.delete(0)) - assert_equal(@rows.map { |row| row["C"] }, @table.delete("C")) - - # verify resulting table - assert_equal(<<-CSV, @table.to_csv) -B -2 -5 -8 - CSV - end - - def test_delete_row - ################ - ### Row Mode ### - ################ - @table.by_row! - - assert_equal(@rows[1], @table.delete(1)) - assert_raise(TypeError) { @table.delete("C") } - - # verify resulting table - assert_equal(<<-CSV, @table.to_csv) -A,B,C -1,2,3 -7,8,9 - CSV - end - - def test_delete_with_blank_rows - data = "col1,col2\nra1,ra2\n\nrb1,rb2" - table = CSV.parse(data, :headers => true) - assert_equal(["ra2", nil, "rb2"], table.delete("col2")) - end - - def test_delete_if_row - ###################### - ### Mixed/Row Mode ### - ###################### - # verify that we can chain the call - assert_equal(@table, @table.delete_if { |row| (row["B"] % 2).zero? }) - - # verify resulting table - assert_equal(<<-CSV, @table.to_csv) -A,B,C -4,5,6 - CSV - end - - def test_delete_if_row_without_block - ###################### - ### Mixed/Row Mode ### - ###################### - enum = @table.delete_if - assert_instance_of(Enumerator, enum) - assert_equal(@table.size, enum.size) - - # verify that we can chain the call - assert_equal(@table, enum.each { |row| (row["B"] % 2).zero? }) - - # verify resulting table - assert_equal(<<-CSV, @table.to_csv) -A,B,C -4,5,6 - CSV - end - - def test_delete_if_column - ################### - ### Column Mode ### - ################### - @table.by_col! - - assert_equal(@table, @table.delete_if { |h, v| h > "A" }) - assert_equal(<<-CSV, @table.to_csv) -A -1 -4 -7 - CSV - end - - def test_delete_if_column_without_block - ################### - ### Column Mode ### - ################### - @table.by_col! - - enum = @table.delete_if - assert_instance_of(Enumerator, enum) - assert_equal(@table.headers.size, enum.size) - - assert_equal(@table, enum.each { |h, v| h > "A" }) - assert_equal(<<-CSV, @table.to_csv) -A -1 -4 -7 - CSV - end - - def test_delete_headers_only - ################### - ### Column Mode ### - ################### - @header_only_table.by_col! - - # delete by index - assert_equal([], @header_only_table.delete(0)) - assert_equal(%w[B C], @header_only_table.headers) - - # delete by header - assert_equal([], @header_only_table.delete("C")) - assert_equal(%w[B], @header_only_table.headers) - end - - def test_values_at - ################## - ### Mixed Mode ### - ################## - # rows - assert_equal(@rows.values_at(0, 2), @table.values_at(0, 2)) - assert_equal(@rows.values_at(1..2), @table.values_at(1..2)) - - # cols - assert_equal([[1, 3], [4, 6], [7, 9]], @table.values_at("A", "C")) - assert_equal([[2, 3], [5, 6], [8, 9]], @table.values_at("B".."C")) - - ################### - ### Column Mode ### - ################### - @table.by_col! - - assert_equal([[1, 3], [4, 6], [7, 9]], @table.values_at(0, 2)) - assert_equal([[1, 3], [4, 6], [7, 9]], @table.values_at("A", "C")) - - ################ - ### Row Mode ### - ################ - @table.by_row! - - assert_equal(@rows.values_at(0, 2), @table.values_at(0, 2)) - assert_raise(TypeError) { @table.values_at("A", "C") } - - ############################ - ### One Shot Mode Change ### - ############################ - assert_equal(@rows.values_at(0, 2), @table.values_at(0, 2)) - assert_equal([[1, 3], [4, 6], [7, 9]], @table.by_col.values_at(0, 2)) - assert_equal(@rows.values_at(0, 2), @table.values_at(0, 2)) - end - - def test_array_delegation - assert_not_empty(@table, "Table was empty.") - - assert_equal(@rows.size, @table.size) - end - - def test_inspect_shows_current_mode - str = @table.inspect - assert_include(str, "mode:#{@table.mode}", "Mode not shown.") - - @table.by_col! - str = @table.inspect - assert_include(str, "mode:#{@table.mode}", "Mode not shown.") - end - - def test_inspect_encoding_is_ascii_compatible - assert_send([Encoding, :compatible?, - Encoding.find("US-ASCII"), - @table.inspect.encoding], - "inspect() was not ASCII compatible." ) - end - - def test_dig_mixed - # by row - assert_equal(@rows[0], @table.dig(0)) - assert_nil(@table.dig(100)) # empty row - - # by col - assert_equal([2, 5, 8], @table.dig("B")) - assert_equal([nil] * @rows.size, @table.dig("Z")) # empty col - - # by row then col - assert_equal(2, @table.dig(0, 1)) - assert_equal(6, @table.dig(1, "C")) - - # by col then row - assert_equal(5, @table.dig("B", 1)) - assert_equal(9, @table.dig("C", 2)) - end - - def test_dig_by_column - @table.by_col! - - assert_equal([2, 5, 8], @table.dig(1)) - assert_equal([2, 5, 8], @table.dig("B")) - - # by col then row - assert_equal(5, @table.dig("B", 1)) - assert_equal(9, @table.dig("C", 2)) - end - - def test_dig_by_row - @table.by_row! - - assert_equal(@rows[1], @table.dig(1)) - assert_raise(TypeError) { @table.dig("B") } - - # by row then col - assert_equal(2, @table.dig(0, 1)) - assert_equal(6, @table.dig(1, "C")) - end - - def test_dig_cell - table = CSV::Table.new([CSV::Row.new(["A"], [["foo", ["bar", ["baz"]]]])]) - - # by row, col then cell - assert_equal("foo", table.dig(0, "A", 0)) - assert_equal(["baz"], table.dig(0, "A", 1, 1)) - - # by col, row then cell - assert_equal("foo", table.dig("A", 0, 0)) - assert_equal(["baz"], table.dig("A", 0, 1, 1)) - end - - def test_dig_cell_no_dig - table = CSV::Table.new([CSV::Row.new(["A"], ["foo"])]) - - # by row, col then cell - assert_raise(TypeError) do - table.dig(0, "A", 0) - end - - # by col, row then cell - assert_raise(TypeError) do - table.dig("A", 0, 0) - end - end -end |