fix

Author: bramtayl

.travis.yml

@@ -14,9 +14,9 @@ git:
 
 ## uncomment the following lines to allow failures on nightly julia
 ## (tests will run but not make your overall status red)
-matrix:
-  allow_failures:
-  - julia: nightly
+# matrix:
+#   allow_failures:
+#   - julia: nightly
 
 ## uncomment and modify the following lines to manually install system packages
 #addons:

src/metagraph.jl

@@ -180,11 +180,11 @@ false
 julia> has_vertex(colors, 1)
 true
 
-julia> LightGraphs.SimpleGraphs.fadj(colors, 1)
-0-element Array{Int64,1}
+julia> LightGraphs.SimpleGraphs.fadj(colors, 1) == Int[]
+true
 
-julia> LightGraphs.SimpleGraphs.badj(colors, 1)
-0-element Array{Int64,1}
+julia> LightGraphs.SimpleGraphs.badj(colors, 1) == Int[]
+true
 
 julia> colors == colors
 true