From 5e0c67b5d70d90ea12b207e3c442378559f8f219 Mon Sep 17 00:00:00 2001
From: Julie Lala <jules@okfoc.us>
Date: Wed, 23 Jul 2014 18:51:51 -0400
Subject: basic culling tests

---
 test/00-setup.js         |  2 +-
 test/02-test-rect.js     | 22 ++++++++++++++
 test/03-test-clipping.js | 77 +++++++++++++++++++++++++++++++++++++++++++-----
 3 files changed, 93 insertions(+), 8 deletions(-)

(limited to 'test')

diff --git a/test/00-setup.js b/test/00-setup.js
index 8d06a13..78ad2c4 100644
--- a/test/00-setup.js
+++ b/test/00-setup.js
@@ -1,2 +1,2 @@
-Error.stackTraceLimit = 1
+Error.stackTraceLimit = 5
 
diff --git a/test/02-test-rect.js b/test/02-test-rect.js
index 55f1ec9..29998da 100644
--- a/test/02-test-rect.js
+++ b/test/02-test-rect.js
@@ -183,6 +183,28 @@ describe('rect', function(){
     it('corner splits on all 4 sides', function(){
       assert.equal(ALL, sides(s1))
     })
+
+    var rect_map = {}
+    var corner_map = {}
+    var rect_state = s0.forEach(function(r){
+      rect_map[r.sides] = rect_map[r.sides] || []
+      rect_map[r.sides].push(r)
+    })
+    var corner_state = s1.forEach(function(r){
+      corner_map[r.sides] = corner_map[r.sides] || []
+      corner_map[r.sides].push(r)
+    })
+
+    it('rect contains a rect with no sides', function(){
+      assert.equal(1, rect_map[0].length)
+    })
+    it('corner contains a rect with no sides', function(){
+      assert.equal(1, corner_map[0].length)
+    })
+    it('rect and corner overlap', function(){
+      assert.equal(String(rect_map[0][0]), String(corner_map[0][0]))
+    })
+
   })
 
 })
diff --git a/test/03-test-clipping.js b/test/03-test-clipping.js
index 1668bd1..4743eb0 100644
--- a/test/03-test-clipping.js
+++ b/test/03-test-clipping.js
@@ -1,5 +1,5 @@
 var assert = require("assert")
-var vec2 = require("../public/assets/javascripts/rectangles/models/vec2.js")
+var vec = require("../public/assets/javascripts/rectangles/models/vec2.js")
 var Rect = require("../public/assets/javascripts/rectangles/models/rect.js")
 var Room = require("../public/assets/javascripts/rectangles/models/room.js")
 var Rooms = require("../public/assets/javascripts/rectangles/engine/rooms/_rooms.js")
@@ -7,15 +7,78 @@ var Clipper = require("../public/assets/javascripts/rectangles/engine/rooms/clip
 var FRONT = 0x1, BACK = 0x2, LEFT = 0x4, RIGHT = 0x8, FLOOR = 0x10, CEILING = 0x20
 var ALL = FRONT | BACK | LEFT | RIGHT
 
+var rect       = new Rect( new vec(1,4), new vec(1,4) )
+var east       = new Rect( new vec(2,5), new vec(1,4) )
+var corner     = new Rect( new vec(3,5), new vec(3,5) )
+
+function report(a) {
+  console.log( a.join("\n") )
+}
+
 describe('clipper', function(){
-  describe('#intersects()', function(){
-		// var rect = new Rect(0, 0, 10, 10)
+  Rooms.list = {}
+  Rooms.regions = []
+  Rooms.add_with_rect( rect )
+  Rooms.add_with_rect( east )
+
+  describe('#clip_rects(rect, east)', function(){
+    Rooms.clipper.reset_rects()
+    var regions = Rooms.clipper.clip_rects()
 
-    /*
-    it('intersects itself', function(){
-      assert.equal(true, rect.intersects( new Rect(0, 0, 10, 10) ));
+    it('contains duplicates', function(){
+      var map = {}
+      var state = regions.some(function(a){
+        var s = a.toString()
+        if (s in map) return true
+        map[s] = s
+        return false
+      })
+      assert.equal(true, state)
+    })
+  })
+
+  describe('#cull_rects(rect, east)', function(){
+    Rooms.clipper.reset_rects()
+    var regions = Rooms.clipper.clip_rects()
+    var culled = Rooms.clipper.cull_rects()
+    var culled_dupes = culled.filter(function(r){ return r.dupe })
+    var culled_regions = culled.filter(function(r){ return ! r.dupe })
+
+    it('clipper returns 4 rects', function(){
+      assert.equal(4, regions.length)
+    })
+    it('culling marks 1 duplicate', function(){
+      assert.equal(1, culled_dupes.length)
+    })
+    it('culling marks 3 non-duplicate', function(){
+      assert.equal(3, culled_regions.length)
     })
-    */
+  })
+
+  //
+
+  Rooms.list = {}
+  Rooms.regions = []
+  Rooms.add_with_rect( rect )
+  Rooms.add_with_rect( corner )
 
+  describe('#cull_rects(rect, corner)', function(){
+    Rooms.clipper.reset_rects()
+    var regions = Rooms.clipper.clip_rects()
+    var culled = Rooms.clipper.cull_rects()
+    var culled_dupes = culled.filter(function(r){ return r.dupe })
+    var culled_regions = culled.filter(function(r){ return ! r.dupe })
+
+    it('clipper returns 8 rects', function(){
+      assert.equal(8, regions.length)
+    })
+    it('culling marks 1 duplicate', function(){
+      assert.equal(1, culled_dupes.length)
+    })
+    it('culling marks 7 non-duplicate', function(){
+      assert.equal(7, culled_regions.length)
+    })
   })
+
 })
+
-- 
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