--- /dev/null
+#!/usr/bin/ruby
+
+require File.dirname(__FILE__) + "/gruff_test_case"
+
+class TestGruffLine < GruffTestCase
+
+ # TODO Delete old output files once when starting tests
+
+ def test_line_graph_with_themes
+ line_graph_with_themes()
+ line_graph_with_themes(400)
+ end
+
+ def test_one_value
+ g = Gruff::Line.new
+ g.title = "One Value"
+ g.labels = {
+ 0 => '1',
+ 1 => '2'
+ }
+ g.data('one', 1)
+
+ g.write("test/output/line_one_value.png")
+ end
+
+ def test_one_value_array
+ g = Gruff::Line.new
+ g.title = "One Value in an Array"
+ g.labels = {
+ 0 => '1',
+ 1 => '2'
+ }
+ g.data('one', [1])
+
+ g.write("test/output/line_one_value_array.png")
+ end
+
+
+ def test_should_not_hang_with_0_0_100
+ g = Gruff::Line.new(320)
+ g.title = "Hang Value Graph Test"
+ g.data('test', [0,0,100])
+
+ g.write("test/output/line_hang_value.png")
+ end
+
+ # TODO
+ # def test_fix_crash
+ # g = Gruff::Line.new(370)
+ # g.title = "Crash Test"
+ # g.data "ichi", [5]
+ # g.data "ni", [0]
+ # g.data "san", [0]
+ # g.data "shi", [0]
+ # g.write("test/output/line_crash_fix_test.png")
+ # end
+
+
+ def test_line_small_values
+ @datasets = [
+ [:small, [0.1, 0.14356, 0.0, 0.5674839, 0.456]],
+ [:small2, [0.2, 0.3, 0.1, 0.05, 0.9]]
+ ]
+
+ g = Gruff::Line.new
+ g.title = "Small Values Line Graph Test"
+ @datasets.each do |data|
+ g.data(data[0], data[1])
+ end
+ g.write("test/output/line_small.png")
+
+ g = Gruff::Line.new(400)
+ g.title = "Small Values Line Graph Test 400px"
+ @datasets.each do |data|
+ g.data(data[0], data[1])
+ end
+ g.write("test/output/line_small_small.png")
+ end
+
+ def test_line_starts_with_zero
+ @datasets = [
+ [:first0, [0, 5, 10, 8, 18]],
+ [:normal, [1, 2, 3, 4, 5]]
+ ]
+
+ g = Gruff::Line.new
+ g.title = "Small Values Line Graph Test"
+ @datasets.each do |data|
+ g.data(data[0], data[1])
+ end
+ g.write("test/output/line_small_zero.png")
+
+ g = Gruff::Line.new(400)
+ g.title = "Small Values Line Graph Test 400px"
+ @datasets.each do |data|
+ g.data(data[0], data[1])
+ end
+ g.write("test/output/line_small_small_zero.png")
+ end
+
+
+ def test_line_large_values
+ @datasets = [
+ [:large, [100_005, 35_000, 28_000, 27_000]],
+ [:large2, [35_000, 28_000, 27_000, 100_005]],
+ [:large3, [28_000, 27_000, 100_005, 35_000]],
+ [:large4, [1_238, 39_092, 27_938, 48_876]]
+ ]
+
+ g = Gruff::Line.new
+ g.title = "Very Large Values Line Graph Test"
+ g.baseline_value = 50_000
+ g.baseline_color = 'green'
+ @datasets.each do |data|
+ g.data(data[0], data[1])
+ end
+
+ g.write("test/output/line_large.png")
+ end
+
+ def test_long_title
+
+ end
+
+ def test_add_colors
+
+ end
+
+ def test_request_too_many_colors
+
+ end
+
+ def test_add_data
+
+ end
+
+ def test_many_datapoints
+ g = Gruff::Line.new
+ g.title = "Many Multi-Line Graph Test"
+ g.labels = {
+ 0 => 'June',
+ 10 => 'July',
+ 30 => 'August',
+ 50 => 'September',
+ }
+ g.data('many points', (0..50).collect {|i| rand(100) })
+ g.x_axis_label = "Months"
+
+ # Default theme
+ g.write("test/output/line_many.png")
+ end
+
+
+ def test_similar_high_end_values
+ @dataset = %w(29.43 29.459 29.498 29.53 29.548 29.589 29.619 29.66 29.689 29.849 29.878 29.74 29.769 29.79 29.808 29.828).collect {|i| i.to_f}
+
+ g = Gruff::Line.new
+ g.title = "Similar High End Values Test"
+ g.data('similar points', @dataset )
+ g.write("test/output/line_similar_high_end_values.png")
+
+ g = Gruff::Line.new
+ g.title = "Similar High End Values With Floor"
+ g.data('similar points', @dataset )
+ g.minimum_value = 0
+ g.y_axis_label = "Barometric Pressure"
+ g.write("test/output/line_similar_high_end_values_with_floor.png")
+ end
+
+ def test_many_lines_graph_small
+ g = Gruff::Line.new(400)
+ g.title = "Many Values Line Test 400px"
+ g.labels = {
+ 0 => '5/6',
+ 10 => '5/15',
+ 20 => '5/24',
+ 30 => '5/30',
+ 40 => '6/4',
+ 50 => '6/16'
+ }
+ %w{jimmy jane philip arthur julie bert}.each do |student_name|
+ g.data(student_name, (0..50).collect { |i| rand 100 })
+ end
+
+ # Default theme
+ g.write("test/output/line_many_lines_small.png")
+ end
+
+ def test_graph_tiny
+ g = Gruff::Line.new(300)
+ g.title = "Tiny Test 300px"
+ g.labels = {
+ 0 => '5/6',
+ 10 => '5/15',
+ 20 => '5/24',
+ 30 => '5/30',
+ 40 => '6/4',
+ 50 => '6/16'
+ }
+ %w{jimmy jane philip arthur julie bert}.each do |student_name|
+ g.data(student_name, (0..50).collect { |i| rand 100 })
+ end
+
+ # Default theme
+ g.write("test/output/line_tiny.png")
+ end
+
+ def test_no_data
+ g = Gruff::Line.new(400)
+ g.title = "No Data"
+ # Default theme
+ g.write("test/output/line_no_data.png")
+
+ g = Gruff::Line.new(400)
+ g.title = "No Data Title"
+ g.no_data_message = 'There is no data'
+ g.write("test/output/line_no_data_msg.png")
+ end
+
+
+ def test_all_zeros
+ g = Gruff::Line.new(400)
+ g.title = "All Zeros"
+
+ g.data(:gus, [0,0,0,0])
+
+ # Default theme
+ g.write("test/output/line_no_data_other.png")
+ end
+
+
+ def test_some_nil_points
+ g = Gruff::Line.new
+ g.title = "Some Nil Points"
+
+ @datasets = [
+ [:data1, [1, 2, 3, nil, 3, 5, 6]],
+ [:data2, [5, nil, nil, nil, nil, nil, 5]],
+ [:data3, [4, nil, 2, 1, 0]],
+ [:data4, [nil, nil, 3, 1, 2]]
+ ]
+
+ @datasets.each do |data|
+ g.data(*data)
+ end
+
+ # Default theme
+ g.write("test/output/line_some_nil_points.png")
+ end
+
+ def test_no_title
+ g = Gruff::Line.new(400)
+ g.labels = @labels
+ @datasets.each do |data|
+ g.data(data[0], data[1])
+ end
+
+ g.write("test/output/line_no_title.png")
+ end
+
+ def test_no_line_markers
+ g = setup_basic_graph(400)
+ g.title = "No Line Markers"
+ g.hide_line_markers = true
+ g.write("test/output/line_no_line_markers.png")
+ end
+
+ def test_no_legend
+ g = setup_basic_graph(400)
+ g.title = "No Legend"
+ g.hide_legend = true
+ g.write("test/output/line_no_legend.png")
+ end
+
+ def test_nothing_but_the_graph
+ g = setup_basic_graph(400)
+ g.title = "THIS TITLE SHOULD NOT DISPLAY!!!"
+ g.hide_line_markers = true
+ g.hide_legend = true
+ g.hide_title = true
+ g.write("test/output/line_nothing_but_the_graph.png")
+ end
+
+ def test_baseline_larger_than_data
+ g = setup_basic_graph(400)
+ g.title = "Baseline Larger Than Data"
+ g.baseline_value = 150
+ g.write("test/output/line_large_baseline.png")
+ end
+
+
+ def test_hide_dots
+ g = setup_basic_graph(400)
+ g.title = "Hide Dots"
+ g.hide_dots = true
+ g.write("test/output/line_hide_dots.png")
+ end
+
+ def test_hide_lines
+ g = setup_basic_graph(400)
+ g.title = "Hide Lines"
+ g.hide_lines = true
+ g.write("test/output/line_hide_lines.png")
+ end
+
+ def test_wide_graph
+ g = setup_basic_graph('800x400')
+ g.title = "Wide Graph"
+ g.write("test/output/line_wide_graph.png")
+
+ g = setup_basic_graph('400x200')
+ g.title = "Wide Graph Small"
+ g.write("test/output/line_wide_graph_small.png")
+ end
+
+ def test_negative
+ g = setup_pos_neg(800)
+ g.write("test/output/line_pos_neg.png")
+
+ g = setup_pos_neg(400)
+ g.title = 'Pos/Neg Line Test Small'
+ g.write("test/output/line_pos_neg_400.png")
+ end
+
+ def test_all_negative
+ g = setup_all_neg(800)
+ g.write("test/output/line_all_neg.png")
+
+ g = setup_all_neg(400)
+ g.title = 'All Neg Line Test Small'
+ g.write("test/output/line_all_neg_400.png")
+ end
+
+ def test_many_numbers
+ g = Gruff::Line.new('400x170')
+ g.title = "Line Test, Many Numbers"
+
+ data = [
+ { :date => '01',
+ :wpm => 0,
+ :errors => 0,
+ :accuracy => 0 },
+ { :date => '02',
+ :wpm => 10,
+ :errors => 2,
+ :accuracy => 80 },
+ { :date => '03',
+ :wpm => 15,
+ :errors => 0,
+ :accuracy => 100 },
+ { :date => '04',
+ :wpm => 16,
+ :errors => 2,
+ :accuracy => 87 },
+ { :date => '05',
+ :wpm => nil,
+ :errors => nil,
+ :accuracy => nil },
+ { :date => '06',
+ :wpm => 18,
+ :errors => 1,
+ :accuracy => 94 },
+ { :date => '07'},
+ { :date => '08' },
+ { :date => '09',
+ :wpm => 21,
+ :errors => 1,
+ :accuracy => 95 },
+ { :date => '10'},
+ { :date => '11'},
+ { :date => '12'},
+ { :date => '13'},
+ { :date => '14'},
+ { :date => '15'},
+ { :date => '16'},
+ { :date => '17'},
+ { :date => '18'},
+ { :date => '19',
+ :wpm => 28,
+ :errors => 5,
+ :accuracy => 82 },
+ { :date => '20'},
+ { :date => '21'},
+ { :date => '22'},
+ { :date => '23'},
+ { :date => '24'},
+ { :date => '25'},
+ { :date => '26'},
+ { :date => '27',
+ :wpm => 37,
+ :errors => 3,
+ :accuracy => 92 },
+ ]
+
+ [:wpm, :errors, :accuracy].each do |field|
+ g.data(field.to_s, data.collect {|d| d[field] })
+ end
+
+ labels = Hash.new
+ data.each_with_index do |d, i|
+ labels[i] = d[:date]
+ end
+ g.labels = labels
+
+ g.write('test/output/line_many_numbers.png')
+ end
+
+ def test_no_hide_line_no_labels
+ g = Gruff::Line.new
+ g.title = "No Hide Line No Labels"
+ @datasets.each do |data|
+ g.data(data[0], data[1])
+ end
+ g.hide_line_markers = false
+ g.write('test/output/line_no_hide.png')
+ end
+
+protected
+
+ # TODO Reset data after each theme
+ def line_graph_with_themes(size=nil)
+ g = Gruff::Line.new(size)
+ g.title = "Multi-Line Graph Test #{size}"
+ g.labels = @labels
+ g.baseline_value = 90
+ @datasets.each do |data|
+ g.data(data[0], data[1])
+ end
+ # Default theme
+ g.write("test/output/line_theme_keynote_#{size}.png")
+
+ g = Gruff::Line.new(size)
+ g.title = "Multi-Line Graph Test #{size}"
+ g.labels = @labels
+ g.baseline_value = 90
+ g.theme_37signals
+ @datasets.each do |data|
+ g.data(data[0], data[1])
+ end
+ g.write("test/output/line_theme_37signals_#{size}.png")
+
+
+ g = Gruff::Line.new(size)
+ g.title = "Multi-Line Graph Test #{size}"
+ g.labels = @labels
+ g.baseline_value = 90
+ g.theme_rails_keynote
+ @datasets.each do |data|
+ g.data(data[0], data[1])
+ end
+ g.write("test/output/line_theme_rails_keynote_#{size}.png")
+
+ g = Gruff::Line.new(size)
+ g.title = "Multi-Line Graph Test #{size}"
+ g.labels = @labels
+ g.baseline_value = 90
+ g.theme_odeo
+ @datasets.each do |data|
+ g.data(data[0], data[1])
+ end
+ g.write("test/output/line_theme_odeo_#{size}.png")
+ end
+
+ def setup_pos_neg(size=800)
+ g = Gruff::Line.new(size)
+ g.title = "Pos/Neg Line Graph Test"
+ g.labels = {
+ 0 => '5/6',
+ 1 => '5/15',
+ 2 => '5/24',
+ 3 => '5/30',
+ }
+ g.data(:apples, [-1, 0, 4, -4])
+ g.data(:peaches, [10, 8, 6, 3])
+ return g
+ end
+
+
+ def setup_all_neg(size=800)
+ g = Gruff::Line.new(size)
+ g.title = "All Neg Line Graph Test"
+ g.labels = {
+ 0 => '5/6',
+ 1 => '5/15',
+ 2 => '5/24',
+ 3 => '5/30',
+ }
+ g.data(:apples, [-1, -5, -20, -4])
+ g.data(:peaches, [-10, -8, -6, -3])
+ g
+ end
+
+end
projects / selectricity / blobdiff