testing hash

hash_testing/build_collizions.sh

@@ -0,0 +1,27 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+cd "$(dirname "$0")"
+
+mkdir -p build
+
+cat > build/config.h <<'EOF'
+#define HAVE_STDINT_H 1
+#define HAVE_STRING_H 1
+#define HAVE_STDLIB_H 1
+EOF
+
+cc -O3 -std=c99 -Wall -Wextra -Werror -I. \
+  -c src/joaat/hash.c -o build/joaat.o
+
+cc -O3 -std=c99 -Wall -Wextra -Werror -I. \
+  -c src/xxHash/xxhash.c -o build/xxhash.o
+
+g++ -O3 -std=c++17 -Wall -Wextra -Werror \
+  -I. -Ibuild -Isrc/cityhash/src \
+  collizions.cpp src/cityhash/src/city.cc build/joaat.o build/xxhash.o \
+  -o build/collizions_test
+
+# Args are passed through to collizions_test:
+#   ./build_collizions.sh [runs=5] [samples=50000]
+./build/collizions_test "$@"