Added the Gruff library to the lib/ directory of the the rails folder, and the

[selectricity] / lib / gruff-0.2.8 / test / test_net.rb

diff --git a/lib/gruff-0.2.8/test/test_net.rb b/lib/gruff-0.2.8/test/test_net.rb
new file mode 100644 (file)
index 0000000..869149d
--- /dev/null
+++ b/lib/gruff-0.2.8/test/test_net.rb
@@ -0,0 +1,230 @@
+#!/usr/bin/ruby
+
+require File.dirname(__FILE__) + "/gruff_test_case"
+
+class TestGruffNet < GruffTestCase
+
+  def setup
+    @datasets = [
+      [:Jimmy, [25, 36, 86, 39, 25, 31, 79, 88]],
+      [:Charles, [80, 54, 67, 54, 68, 70, 90, 95]],
+      [:Julie, [22, 29, 35, 38, 36, 40, 46, 57]],
+      [:Jane, [95, 95, 95, 90, 85, 80, 88, 100]],
+      [:Philip, [90, 34, 23, 12, 78, 89, 98, 88]],
+      ["Arthur", [5, 10, 13, 11, 6, 16, 22, 32]],
+      ]
+
+    @sample_labels = {
+        0 => '5/6', 
+        1 => '5/15', 
+        2 => '5/24', 
+        3 => '5/30', 
+        4 => '6/4', 
+        5 => '6/12', 
+        6 => '6/21', 
+        7 => '6/28', 
+      }      
+  end
+    
+  def test_net_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::Net.new
+    g.title = "Small Values Net Graph Test"
+    @datasets.each do |data|
+      g.data(data[0], data[1])
+    end
+    g.write("test/output/net_small.png")
+
+    g = Gruff::Net.new(400)
+    g.title = "Small Values Net Graph Test 400px"
+    @datasets.each do |data|
+      g.data(data[0], data[1])
+    end
+    g.write("test/output/net_small_small.png")
+  end
+
+  def test_net_starts_with_zero
+    @datasets = [
+      [:first0, [0, 5, 10, 8, 18]],
+      [:normal, [1, 2, 3, 4, 5]]
+      ]
+
+    g = Gruff::Net.new
+    g.title = "Small Values Net Graph Test"
+    @datasets.each do |data|
+      g.data(data[0], data[1])
+    end
+    g.write("test/output/net_small_zero.png")
+
+    g = Gruff::Net.new(400)
+    g.title = "Small Values Net Graph Test 400px"
+    @datasets.each do |data|
+      g.data(data[0], data[1])
+    end
+    g.write("test/output/net_small_small_zero.png")
+  end
+
+    
+  def test_net_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::Net.new
+    g.title = "Very Large Values Net Graph Test"
+    @datasets.each do |data|
+      g.data(data[0], data[1])
+    end
+
+    g.write("test/output/net_large.png")
+  end
+    
+  def test_many_datapoints
+    g = Gruff::Net.new
+    g.title = "Many Multi-Net Graph Test"
+    g.labels = {
+      0 => 'June', 
+      10 => 'July', 
+      30 => 'August', 
+      50 => 'September', 
+    }
+    g.data('many points', (0..50).collect {|i| rand(100) })
+
+    # Default theme
+    g.write("test/output/net_many.png")
+  end
+
+
+  def test_similar_high_end_values
+    g = Gruff::Net.new
+    g.title = "Similar High End Values Test"
+    g.data('similar points', %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} )
+
+    # Default theme
+    g.write("test/output/net_similar_high_end_values.png")    
+  end
+
+  def test_many_nets_graph_small
+    g = Gruff::Net.new(400)
+    g.title = "Many Values Net 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/net_many_nets_small.png")
+  end
+
+  def test_dots_graph_tiny
+    g = Gruff::Net.new(300)
+    g.title = "Dots 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/net_dots_tiny.png")
+  end
+
+  def test_no_data
+    g = Gruff::Net.new(400)
+    g.title = "No Data"
+    # Default theme
+    g.write("test/output/net_no_data.png")
+    
+    g = Gruff::Net.new(400)
+    g.title = "No Data Title"
+    g.no_data_message = 'There is no data'
+    g.write("test/output/net_no_data_msg.png")
+  end
+
+
+  def test_all_zeros
+    g = Gruff::Net.new(400)
+    g.title = "All Zeros"
+
+    g.data(:gus, [0,0,0,0])
+
+    # Default theme
+    g.write("test/output/net_no_data_other.png")    
+  end
+
+  def test_no_title
+    g = Gruff::Net.new(400)
+    g.labels = @sample_labels
+    @datasets.each do |data|
+      g.data(data[0], data[1])
+    end
+
+    g.write("test/output/net_no_title.png")
+  end
+
+  def test_no_net_markers
+    g = setup_basic_graph(400)
+    g.title = "No Net Markers"
+    g.hide_line_markers = true
+    g.write("test/output/net_no_net_markers.png")    
+  end
+
+  def test_no_legend
+    g = setup_basic_graph(400)
+    g.title = "No Legend"
+    g.hide_legend = true
+    g.write("test/output/net_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/net_nothing_but_the_graph.png")    
+  end
+
+  def test_wide_graph
+    g = setup_basic_graph('800x400')
+    g.title = "Wide Graph"
+    g.write("test/output/net_wide_graph.png")    
+
+    g = setup_basic_graph('400x200')
+    g.title = "Wide Graph Small"
+    g.write("test/output/net_wide_graph_small.png")
+  end
+
+protected
+
+  def setup_basic_graph(size=800)
+    g = Gruff::Net.new(size)
+    g.title = "My Graph Title"
+    g.labels = @sample_labels
+    @datasets.each do |data|
+      g.data(data[0], data[1])
+    end
+    return g
+  end
+  
+end