spec/scale_linear_spec.rb in rubyvis-0.1.7 vs spec/scale_linear_spec.rb in rubyvis-0.2.0

@@ -105,7 +105,20 @@
     @y.domain([0.20147987687960267, 0.996679553296417])
     @y.nice
     @y.domain().should==[0.2,1]
   end
   
-  it "should returns correct tick_format"
+  it "should returns correct tick_format" do
+    @y.tick_format.should be_instance_of Proc
+    @y.tick_format.call( 2).should=='2'
+    @y.tick_format.call(2.0).should=='2'
+    @y.tick_format.call(2.1).should=='2.1'
+    @y.tick_format.call("a").should==''
+  end
+  it "should return correct tick_format for small numbers" do
+    @y.domain(0.00001,0.0001)
+    @y.range(0.000001,0.0001)
+    @y.ticks.should==[1.quo(100000), 1.quo(50000), 3.quo(100000), 1.quo(25000), 1.quo(20000), 3.quo(50000), 7.quo(100000), 1.quo(12500), 9.quo(100000), 1.quo(10000)]
+    @y.tick_format.call(0.2).should=='0.20000'
+    
+  end
 end
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