adding json based perft tests

1 files changed, 39 insertions, 0 deletions

diff --git a/perft.bash b/perft.bash
new file mode 100755
index 0000000..cb0149b
--- /dev/null
+++ b/perft.bash
@@ -0,0 +1,39 @@
+#!/usr/bin/env bash
+
+testPerft() {
+    local fen="$1"
+    local depth="$2"
+    local expected="$3"
+
+    result=$(./build/mono "perft" $depth "$fen")
+    count=$(echo $result | jq -r '.result')
+    if [ "$count" = "$expected" ]; then
+        echo "Results match"
+    else 
+        echo "Results dont match"
+        echo "Expected: $expected"
+        echo "Got: $count"
+    fi
+    echo "-------------------"
+}
+
+configs=(
+    # starting pos
+    "rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1|1|1"
+    "rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1|2|400"
+    "rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1|3|8902"
+    "rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1|4|197281"
+    "rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1|5|4865609"
+
+    # kiwipete
+    "r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq -|1|48"
+    "r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq -|2|2039"
+    "r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq -|3|97862"
+    "r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq -|4|4085603"
+    "r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq -|5|193690690"
+)
+
+for config in "${configs[@]}"; do
+    IFS='|' read -r fen depth expected <<< "$config"
+    testPerft "$fen" "$depth" "$expected"
+done
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