Fix docs

Author: gdalle

src/MetaGraphsNext.jl

@@ -1,7 +1,7 @@
 """
     MetaGraphsNext
 
-A package for graphs with vertex labels and metadata in Julia. Its main export is the [`MetaGraph`](@ref) type.
+A package for graphs with vertex labels and metadata in Julia. Its main export is the `MetaGraph` type.
 """
 module MetaGraphsNext
 

test/tutorial/3_files.jl

@@ -34,8 +34,16 @@ simple_str = mktemp() do file, io
     read(file, String)
 end
 
-print(simple_str)  #md
-@test simple_str == "graph T {\n    \"a\"\n    \"b\"\n    \"a\" -- \"b\"\n}\n"  #src
+simple_str_true = """
+graph T {
+    "a"
+    "b"
+    "a" -- "b"
+}
+"""
+
+simple_str == simple_str_true
+@test simple_str == simple_str_true  #src
 
 #-
 
@@ -58,9 +66,18 @@ complicated_str = mktemp() do file, io
     read(file, String)
 end
 
-print(complicated_str)  #md
-@test complicated_str ==  #src
-    "digraph G {\n    tagged = true\n    \"a\" [code_1 = 1, code_2 = 2]\n    \"b\" [code = 2]\n    \"a\" -> \"b\" [code = 12]\n}\n"  #src
+complicated_str_true = """
+digraph G {
+    tagged = true
+    "a" [code_1 = 1, code_2 = 2]
+    "b" [code = 2]
+    "a" -> "b" [code = 12]
+}
+"""
+
+@test complicated_str == complicated_str_true
+
+#-
 
 with_spaces = MetaGraph(
     DiGraph();
@@ -80,11 +97,13 @@ with_spaces_str = mktemp() do file, io
     read(file, String)
 end
 
-print(with_spaces_str)
-@test with_spaces_str == """
-                         digraph G {
-                             "a b" [label = "A B"]
-                             "c d" [label = "C D"]
-                             "a b" -> "c d" [label = "A B to C D"]
-                         }
-                         """
+with_spaces_str_true = """
+digraph G {
+    "a b" [label = "A B"]
+    "c d" [label = "C D"]
+    "a b" -> "c d" [label = "A B to C D"]
+}
+"""
+
+with_spaces_str == with_spaces_str_true
+@test with_spaces_str == with_spaces_str_true  #src