Test bugs due to change in t_depends schema.

	modified:   tc_meta.rb
	modified:   tc_rebl.rb

test/tc_meta.rb

@@ -143,7 +143,7 @@ def test_paths
 
     tally = 0
     program.t_depends.each do |dep|
-      next if VizUtil.ma_tables.keys.include? dep[1].to_sym
+      next if VizUtil.ma_tables.keys.include? dep.lhs.to_sym
       if dep.lhs == "shortest" and dep.body == "path"
         assert(dep.nm, "NM rule")
         tally += 1
@@ -356,7 +356,7 @@ def test_theta
 
     p = ThetaMonotoneJoin.new
     p.t_depends.each do |dep|
-      next if VizUtil.ma_tables.keys.include? dep[1].to_sym
+      next if VizUtil.ma_tables.keys.include? dep.lhs.to_sym
       assert(!dep.nm, "this dependency should't be marked nonmonotonic: #{dep.inspect}")
     end
   end

test/tc_rebl.rb

@@ -128,10 +128,10 @@ def test_rebl_shortestpaths
 
     # Declarations
     rt.exec_rebl("table :link, [:from, :to, :cost]")
-    rt.exec_rebl("table :path, [:from, :to, :next, :cost]")
+    rt.exec_rebl("table :path, [:from, :to, :nxt, :cost]")
 
     # Check lscollections
-    expected_output = "1: table :link, [:from, :to, :cost]\n2: table :path, [:from, :to, :next, :cost]\n"
+    expected_output = "1: table :link, [:from, :to, :cost]\n2: table :path, [:from, :to, :nxt, :cost]\n"
     actual_output = rt.exec_rebl("/lscollections")
     assert_equal(expected_output, actual_output)
 
@@ -166,7 +166,7 @@ def test_rebl_shortestpaths
     assert_equal(expected_output, actual_output)
 
     # Add a new collection and rule for shortest paths, and tick
-    rt.exec_rebl("table :shortest, [:from, :to] => [:next, :cost]")
+    rt.exec_rebl("table :shortest, [:from, :to] => [:nxt, :cost]")
     rt.exec_rebl("shortest <= path.argmin([path.from, path.to], path.cost)")
     rt.exec_rebl("/tick")