The unpac monorepo manager self-hosting as a monorepo using unpac
contraction: test case with multiple edges
+50
-39
+24
-22
vendor/opam/ocamlgraph/tests/test_contraction.expected
+24
-22
vendor/opam/ocamlgraph/tests/test_contraction.expected
···
15
15
13;
16
16
17
17
18
-
0 -> 1;
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-
0 -> 2;
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1 -> 6;
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-
2 -> 3;
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2 -> 4;
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3 -> 7;
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-
4 -> 5;
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-
5 -> 9;
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-
6 -> 8;
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-
7 -> 8;
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-
9 -> 10;
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-
10 -> 12;
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-
12 -> 11;
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+
0 -> 1 [taillabel="0-1", ];
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+
0 -> 2 [taillabel="0-2", ];
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+
1 -> 6 [taillabel="1-6", ];
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+
2 -> 3 [taillabel="2-3", ];
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+
2 -> 4 [taillabel="2-4", ];
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+
2 -> 5 [taillabel="2-5", ];
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+
3 -> 7 [taillabel="3-7", ];
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+
4 -> 5 [taillabel="4-5", ];
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+
5 -> 9 [taillabel="5-9", ];
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+
6 -> 8 [taillabel="6-8", ];
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+
7 -> 8 [taillabel="7-8", ];
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+
9 -> 10 [taillabel="9-10", ];
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+
10 -> 12 [taillabel="10-12", ];
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+
12 -> 11 [taillabel="12-11", ];
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32
33
}
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34
digraph G {
···
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11;
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44
45
45
-
0 -> 1;
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-
0 -> 3;
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-
0 -> 5;
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-
1 -> 6;
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-
3 -> 7;
50
-
5 -> 9;
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-
7 -> 6;
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-
9 -> 10;
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-
10 -> 11;
46
+
0 -> 1 [taillabel="0-1", ];
47
+
0 -> 3 [taillabel="2-3", ];
48
+
0 -> 5 [taillabel="2-5", ];
49
+
0 -> 5 [taillabel="4-5", ];
50
+
1 -> 6 [taillabel="1-6", ];
51
+
3 -> 7 [taillabel="3-7", ];
52
+
5 -> 9 [taillabel="5-9", ];
53
+
7 -> 6 [taillabel="7-8", ];
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+
9 -> 10 [taillabel="9-10", ];
55
+
10 -> 11 [taillabel="12-11", ];
54
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57
}
56
58
+26
-17
vendor/opam/ocamlgraph/tests/test_contraction.ml
+26
-17
vendor/opam/ocamlgraph/tests/test_contraction.ml
···
1
1
(* Test file for Contraction *)
2
2
3
+
#use "topfind";;
4
+
#require "ocamlgraph";;
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+
3
6
open Graph
4
7
5
8
module Int = struct
6
-
type t = int
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-
let compare = compare
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-
let hash = Hashtbl.hash
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-
let equal = (=)
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-
let default = 0
9
+
type t = int
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+
let compare = compare
11
+
let hash = Hashtbl.hash
12
+
let equal = (=)
13
+
let default = 0
11
14
end
12
15
13
-
module G = Persistent.Digraph.ConcreteBidirectional(Int)
16
+
module String = struct
17
+
type t = string
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+
let compare = compare
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+
let default = ""
20
+
end
21
+
22
+
module G = Persistent.Digraph.ConcreteLabeled(Int)(String)
14
23
15
24
(* Make a persistent graph where:
16
25
17
26
0---1---6
18
27
/ \
19
28
2---3---7---8
20
-
/
29
+
/ \
21
30
4---5---9---10---12---11 13
22
31
23
32
and contract edges linking even numbers.
···
25
34
1---6,8
26
35
/ /
27
36
4,2,0---3---7
28
-
\
37
+
\\
29
38
5---9---10,12---11
30
39
31
40
*)
32
-
let g = List.fold_left (fun g (x, y) ->
33
-
G.add_edge g x y) (G.add_vertex G.empty 13) [
34
-
(0, 1); (1, 6);
35
-
(0, 2); (6, 8);
36
-
(2, 3); (3, 7); (7, 8);
37
-
(2, 4);
38
-
(4, 5); (5, 9); (9, 10); (10, 12); (12, 11)
41
+
let g = List.fold_left (fun g -> G.add_edge_e g) (G.add_vertex G.empty 13) [
42
+
(0, "0-1", 1); (1, "1-6", 6);
43
+
(0, "0-2", 2); (6, "6-8", 8);
44
+
(2, "2-3", 3); (3, "3-7", 7); (7, "7-8", 8);
45
+
(2, "2-4", 4); (2, "2-5", 5);
46
+
(4, "4-5", 5); (5, "5-9", 9); (9, "9-10", 10);
47
+
(10, "10-12", 12); (12, "12-11", 11)
39
48
]
40
49
41
50
module C = Contraction.Make(G)
42
51
43
-
let connects_even (src, dst) = (src mod 2 = 0) && (dst mod 2 = 0)
52
+
let connects_even (src, _, dst) = (src mod 2 = 0) && (dst mod 2 = 0)
44
53
let g', m = C.contract' connects_even g
45
54
46
55
module Dot = Graphviz.Dot (
···
51
60
let default_vertex_attributes _ = []
52
61
let vertex_attributes _ = []
53
62
let default_edge_attributes _ = []
54
-
let edge_attributes _ = []
63
+
let edge_attributes (_, l, _) = [`Taillabel l]
55
64
let get_subgraph _ = None
56
65
end)
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66