clamp stuff

1 files changed, 63 insertions, 3 deletions

diff --git a/test/07-test-surface.js b/test/07-test-surface.js
index b2e4769..2a51b7f 100644
--- a/test/07-test-surface.js
+++ b/test/07-test-surface.js
@@ -9,7 +9,67 @@ var Surface = require("../public/assets/javascripts/rectangles/models/surface.js
 
 describe('basic surface', function(){
   var surface = new Surface ()
-  surface.add( new Rect( new vec2(1, 5), new vec2(0, 4) ) )
+  surface.add( new Rect( new vec2(1, 6), new vec2(0, 4) ) )
+
+  var small = new vec2(2, 2)
+  var oblong = new vec2(4, 1)
+
+  describe('#clamp_delta()', function(){
+    var position = new vec2(2,1) 
+    it("does not alter a zero delta", function(){
+      var delta = new vec2(0,0)
+      surface.clamp_delta(surface.bounds, small, position, delta)
+      assert.equal(true, delta.eq(new vec2( 0, 0 )))
+    })
+    it("does not alter a minimal delta", function(){
+      var delta = new vec2(1,1)
+      surface.clamp_delta(surface.bounds, small, position, delta)
+      assert.equal(true, delta.eq(new vec2( 1, 1 )))
+    })
+    it("clamps leftward delta", function(){
+      var delta = new vec2(-10, 0)
+      surface.clamp_delta(surface.bounds, small, position, delta)
+      assert.equal(true, delta.eq(new vec2( -1, 0 )))
+    })
+    it("clamps rightward delta", function(){
+      var delta = new vec2(10, 0)
+      surface.clamp_delta(surface.bounds, small, position, delta)
+      assert.equal(true, delta.eq(new vec2( 2, 0 )))
+    })
+    it("clamps upward delta", function(){
+      var delta = new vec2(0, 10)
+      surface.clamp_delta(surface.bounds, small, position, delta)
+      assert.equal(true, delta.eq(new vec2( 0, 1 )))
+    })
+    it("clamps downward delta", function(){
+      var delta = new vec2(0, -10)
+      surface.clamp_delta(surface.bounds, small, position, delta)
+      assert.equal(true, delta.eq(new vec2( 0, -1 )))
+    })
+  })
+
+  describe('#place()', function(){
+    it("fits a small element on the top left", function(){
+      var bounds = surface.place(small, new vec2(1,3))
+//      console.log(bounds)
+    })
+    it("places a small element on the right", function(){
+      var bounds = surface.place(small, new vec2(4,6))
+//      console.log(bounds)
+    })
+  })
+
+  // describe placement
+  // describe dragging up (clamp at top edge)
+  // describe dragging down (clamp at bottom edge)
+  // describe dragging left (clamp at left edge)
+  // describe dragging right (clamp at right edge)
+})
+
+describe('double surface', function(){
+  var surface = new Surface ()
+  surface.add( new Rect( new vec2(0, 3), new vec2(0, 4) ) )
+  surface.add( new Rect( new vec2(3, 5), new vec2(0, 4) ) )
 
   var small = new vec2(2, 2)
   var oblong = new vec2(4, 1)
@@ -23,7 +83,7 @@ describe('basic surface', function(){
 
 describe('two-level surface', function(){
   var surface = new Surface ()
-  surface.add( new Rect( new vec2(1, 3), new vec2(0, 4) ) )
+  surface.add( new Rect( new vec2(0, 3), new vec2(0, 4) ) )
   surface.add( new Rect( new vec2(3, 5), new vec2(0, 6) ) )
 
   var small = new vec2(2, 2)
@@ -39,7 +99,7 @@ describe('two-level surface', function(){
 
 describe('door surface', function(){
   var surface = new Surface ()
-  surface.add( new Rect( new vec2(1, 3), new vec2(0, 4) ) )
+  surface.add( new Rect( new vec2(0, 3), new vec2(0, 4) ) )
   surface.add( new Rect( new vec2(3, 4), new vec2(2, 4) ) )
   surface.add( new Rect( new vec2(4, 6), new vec2(0, 4) ) )