t/helper: merge test-genrandom into test-tool

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
diff --git a/Makefile b/Makefile
index 895b170..d0bc6cf 100644
--- a/Makefile
+++ b/Makefile
@@ -661,13 +661,13 @@
 TEST_BUILTINS_OBJS += test-dump-cache-tree.o
 TEST_BUILTINS_OBJS += test-dump-split-index.o
 TEST_BUILTINS_OBJS += test-example-decorate.o
+TEST_BUILTINS_OBJS += test-genrandom.o
 TEST_BUILTINS_OBJS += test-lazy-init-name-hash.o
 TEST_BUILTINS_OBJS += test-sha1.o
 
 TEST_PROGRAMS_NEED_X += test-dump-fsmonitor
 TEST_PROGRAMS_NEED_X += test-dump-untracked-cache
 TEST_PROGRAMS_NEED_X += test-fake-ssh
-TEST_PROGRAMS_NEED_X += test-genrandom
 TEST_PROGRAMS_NEED_X += test-hashmap
 TEST_PROGRAMS_NEED_X += test-index-version
 TEST_PROGRAMS_NEED_X += test-line-buffer
diff --git a/t/helper/test-genrandom.c b/t/helper/test-genrandom.c
index 8d11d22..99b8dc1 100644
--- a/t/helper/test-genrandom.c
+++ b/t/helper/test-genrandom.c
@@ -4,9 +4,10 @@
  * Copyright (C) 2007 by Nicolas Pitre, licensed under the GPL version 2.
  */
 
+#include "test-tool.h"
 #include "git-compat-util.h"
 
-int cmd_main(int argc, const char **argv)
+int cmd__genrandom(int argc, const char **argv)
 {
 	unsigned long count, next = 0;
 	unsigned char *c;
diff --git a/t/helper/test-tool.c b/t/helper/test-tool.c
index 5579906..f52cbcf 100644
--- a/t/helper/test-tool.c
+++ b/t/helper/test-tool.c
@@ -16,6 +16,7 @@ static struct test_cmd cmds[] = {
 	{ "dump-cache-tree", cmd__dump_cache_tree },
 	{ "dump-split-index", cmd__dump_split_index },
 	{ "example-decorate", cmd__example_decorate },
+	{ "genrandom", cmd__genrandom },
 	{ "lazy-init-name-hash", cmd__lazy_init_name_hash },
 	{ "sha1", cmd__sha1 },
 };
diff --git a/t/helper/test-tool.h b/t/helper/test-tool.h
index 721a1e1..f7ec6ae 100644
--- a/t/helper/test-tool.h
+++ b/t/helper/test-tool.h
@@ -10,6 +10,7 @@ int cmd__drop_caches(int argc, const char **argv);
 int cmd__dump_cache_tree(int argc, const char **argv);
 int cmd__dump_split_index(int argc, const char **argv);
 int cmd__example_decorate(int argc, const char **argv);
+int cmd__genrandom(int argc, const char **argv);
 int cmd__lazy_init_name_hash(int argc, const char **argv);
 int cmd__sha1(int argc, const char **argv);
 
diff --git a/t/t0005-signals.sh b/t/t0005-signals.sh
index 46042f1..c16947c 100755
--- a/t/t0005-signals.sh
+++ b/t/t0005-signals.sh
@@ -36,7 +36,7 @@
 }
 
 test_expect_success 'create blob' '
-	test-genrandom foo 16384 >file &&
+	test-tool genrandom foo 16384 >file &&
 	git add file
 '
 
diff --git a/t/t0021-conversion.sh b/t/t0021-conversion.sh
index 46f8e58..9479a4a 100755
--- a/t/t0021-conversion.sh
+++ b/t/t0021-conversion.sh
@@ -19,7 +19,7 @@
 generate_random_characters () {
 	LEN=$1
 	NAME=$2
-	test-genrandom some-seed $LEN |
+	test-tool genrandom some-seed $LEN |
 		perl -pe "s/./chr((ord($&) % 26) + ord('a'))/sge" >"$TEST_ROOT/$NAME"
 }
 
@@ -267,7 +267,7 @@
 '
 
 test_expect_success 'filter that does not read is fine' '
-	test-genrandom foo $((128 * 1024 + 1)) >big &&
+	test-tool genrandom foo $((128 * 1024 + 1)) >big &&
 	echo "big filter=epipe" >.gitattributes &&
 	test_config filter.epipe.clean "echo xyzzy" &&
 	git add big &&
diff --git a/t/t1006-cat-file.sh b/t/t1006-cat-file.sh
index b19f332..2ac3b94 100755
--- a/t/t1006-cat-file.sh
+++ b/t/t1006-cat-file.sh
@@ -282,7 +282,7 @@
 '
 
 test_expect_success 'setup blobs which are likely to delta' '
-	test-genrandom foo 10240 >foo &&
+	test-tool genrandom foo 10240 >foo &&
 	{ cat foo; echo plus; } >foo-plus &&
 	git add foo foo-plus &&
 	git commit -m foo &&
diff --git a/t/t1050-large.sh b/t/t1050-large.sh
index 6fd264c..f9eb143 100755
--- a/t/t1050-large.sh
+++ b/t/t1050-large.sh
@@ -103,9 +103,9 @@
 		# mid1 and mid2 will fit within 256k limit but
 		# appending mid3 will bust the limit and will
 		# result in a separate packfile.
-		test-genrandom "a" $(( 66 * 1024 )) >mid1 &&
-		test-genrandom "b" $(( 80 * 1024 )) >mid2 &&
-		test-genrandom "c" $(( 128 * 1024 )) >mid3 &&
+		test-tool genrandom "a" $(( 66 * 1024 )) >mid1 &&
+		test-tool genrandom "b" $(( 80 * 1024 )) >mid2 &&
+		test-tool genrandom "c" $(( 128 * 1024 )) >mid3 &&
 		git add mid1 mid2 mid3 &&
 
 		count=0
diff --git a/t/t5000-tar-tree.sh b/t/t5000-tar-tree.sh
index 266d052..af4d9b8 100755
--- a/t/t5000-tar-tree.sh
+++ b/t/t5000-tar-tree.sh
@@ -101,7 +101,7 @@
      ten=0123456789 && hundred=$ten$ten$ten$ten$ten$ten$ten$ten$ten$ten &&
      echo long filename >a/four$hundred &&
      mkdir a/bin &&
-     test-genrandom "frotz" 500000 >a/bin/sh &&
+     test-tool genrandom "frotz" 500000 >a/bin/sh &&
      printf "A\$Format:%s\$O" "$SUBSTFORMAT" >a/substfile1 &&
      printf "A not substituted O" >a/substfile2 &&
      if test_have_prereq SYMLINKS; then
diff --git a/t/t5300-pack-object.sh b/t/t5300-pack-object.sh
index 9c68b99..3bac1f2 100755
--- a/t/t5300-pack-object.sh
+++ b/t/t5300-pack-object.sh
@@ -16,8 +16,8 @@
      perl -e "print \"a\" x 4096;" > a &&
      perl -e "print \"b\" x 4096;" > b &&
      perl -e "print \"c\" x 4096;" > c &&
-     test-genrandom "seed a" 2097152 > a_big &&
-     test-genrandom "seed b" 2097152 > b_big &&
+     test-tool genrandom "seed a" 2097152 > a_big &&
+     test-tool genrandom "seed b" 2097152 > b_big &&
      git update-index --add a a_big b b_big c &&
      cat c >d && echo foo >>d && git update-index --add d &&
      tree=$(git write-tree) &&
diff --git a/t/t5301-sliding-window.sh b/t/t5301-sliding-window.sh
index cae8c2e..76f9798 100755
--- a/t/t5301-sliding-window.sh
+++ b/t/t5301-sliding-window.sh
@@ -12,7 +12,7 @@
      for i in a b c
      do
          echo $i >$i &&
-         test-genrandom "$i" 32768 >>$i &&
+	 test-tool genrandom "$i" 32768 >>$i &&
          git update-index --add $i || return 1
      done &&
      echo d >d && cat c >>d && git update-index --add d &&
diff --git a/t/t5302-pack-index.sh b/t/t5302-pack-index.sh
index d695a60..bb9b8bb 100755
--- a/t/t5302-pack-index.sh
+++ b/t/t5302-pack-index.sh
@@ -15,17 +15,17 @@
      while test $i -le 100
      do
          iii=$(printf '%03i' $i)
-         test-genrandom "bar" 200 > wide_delta_$iii &&
-         test-genrandom "baz $iii" 50 >> wide_delta_$iii &&
-         test-genrandom "foo"$i 100 > deep_delta_$iii &&
-         test-genrandom "foo"$(expr $i + 1) 100 >> deep_delta_$iii &&
-         test-genrandom "foo"$(expr $i + 2) 100 >> deep_delta_$iii &&
+	 test-tool genrandom "bar" 200 > wide_delta_$iii &&
+	 test-tool genrandom "baz $iii" 50 >> wide_delta_$iii &&
+	 test-tool genrandom "foo"$i 100 > deep_delta_$iii &&
+	 test-tool genrandom "foo"$(expr $i + 1) 100 >> deep_delta_$iii &&
+	 test-tool genrandom "foo"$(expr $i + 2) 100 >> deep_delta_$iii &&
          echo $iii >file_$iii &&
-         test-genrandom "$iii" 8192 >>file_$iii &&
+	 test-tool genrandom "$iii" 8192 >>file_$iii &&
          git update-index --add file_$iii deep_delta_$iii wide_delta_$iii &&
          i=$(expr $i + 1) || return 1
      done &&
-     { echo 101 && test-genrandom 100 8192; } >file_101 &&
+     { echo 101 && test-tool genrandom 100 8192; } >file_101 &&
      git update-index --add file_101 &&
      tree=$(git write-tree) &&
      commit=$(git commit-tree $tree </dev/null) && {
diff --git a/t/t5303-pack-corruption-resilience.sh b/t/t5303-pack-corruption-resilience.sh
index 5940ce2..3634e25 100755
--- a/t/t5303-pack-corruption-resilience.sh
+++ b/t/t5303-pack-corruption-resilience.sh
@@ -19,14 +19,14 @@
 # 3) object header is always 2 bytes.
 
 create_test_files() {
-    test-genrandom "foo" 2000 > file_1 &&
-    test-genrandom "foo" 1800 > file_2 &&
-    test-genrandom "foo" 1800 > file_3 &&
+    test-tool genrandom "foo" 2000 > file_1 &&
+    test-tool genrandom "foo" 1800 > file_2 &&
+    test-tool genrandom "foo" 1800 > file_3 &&
     echo " base " >> file_1 &&
     echo " delta1 " >> file_2 &&
     echo " delta delta2 " >> file_3 &&
-    test-genrandom "bar" 150 >> file_2 &&
-    test-genrandom "baz" 100 >> file_3
+    test-tool genrandom "bar" 150 >> file_2 &&
+    test-tool genrandom "baz" 100 >> file_3
 }
 
 create_new_pack() {
diff --git a/t/t5310-pack-bitmaps.sh b/t/t5310-pack-bitmaps.sh
index 20e2473..f6d600f 100755
--- a/t/t5310-pack-bitmaps.sh
+++ b/t/t5310-pack-bitmaps.sh
@@ -284,7 +284,7 @@
 '
 
 test_expect_success 'splitting packs does not generate bogus bitmaps' '
-	test-genrandom foo $((1024 * 1024)) >rand &&
+	test-tool genrandom foo $((1024 * 1024)) >rand &&
 	git add rand &&
 	git commit -m "commit with big file" &&
 	git -c pack.packSizeLimit=500k repack -adb &&
diff --git a/t/t5313-pack-bounds-checks.sh b/t/t5313-pack-bounds-checks.sh
index 9372508..4fe4ad9 100755
--- a/t/t5313-pack-bounds-checks.sh
+++ b/t/t5313-pack-bounds-checks.sh
@@ -163,8 +163,8 @@
 
 test_expect_success 'bogus OFS_DELTA in packfile' '
 	# Generate a pack with a delta in it.
-	base=$(test-genrandom foo 3000 | git hash-object --stdin -w) &&
-	delta=$(test-genrandom foo 2000 | git hash-object --stdin -w) &&
+	base=$(test-tool genrandom foo 3000 | git hash-object --stdin -w) &&
+	delta=$(test-tool genrandom foo 2000 | git hash-object --stdin -w) &&
 	do_pack "$base $delta" --delta-base-offset &&
 	rm -f .git/objects/??/* &&
 
diff --git a/t/t5314-pack-cycle-detection.sh b/t/t5314-pack-cycle-detection.sh
index f7dbdfb..f31995d 100755
--- a/t/t5314-pack-cycle-detection.sh
+++ b/t/t5314-pack-cycle-detection.sh
@@ -73,7 +73,7 @@
 }
 
 test_expect_success 'setup' '
-	test-genrandom base 4096 >base &&
+	test-tool genrandom base 4096 >base &&
 	for i in one two
 	do
 		# we want shared content here to encourage deltas...
diff --git a/t/t5316-pack-delta-depth.sh b/t/t5316-pack-delta-depth.sh
index 2ed479b..0f06c40 100755
--- a/t/t5316-pack-delta-depth.sh
+++ b/t/t5316-pack-delta-depth.sh
@@ -47,7 +47,7 @@
 # repeatedly-modified file to generate the delta chain).
 
 test_expect_success 'create series of packs' '
-	test-genrandom foo 4096 >content &&
+	test-tool genrandom foo 4096 >content &&
 	prev= &&
 	for i in $(test_seq 1 10)
 	do
diff --git a/t/t5546-receive-limits.sh b/t/t5546-receive-limits.sh
index 10cb0be..0b0e987 100755
--- a/t/t5546-receive-limits.sh
+++ b/t/t5546-receive-limits.sh
@@ -44,7 +44,7 @@
 }
 
 test_expect_success "create known-size (1024 bytes) commit" '
-	test-genrandom foo 1024 >one-k &&
+	test-tool genrandom foo 1024 >one-k &&
 	git add one-k &&
 	test_commit one-k
 '
diff --git a/t/t5547-push-quarantine.sh b/t/t5547-push-quarantine.sh
index 113c870..faaa51c 100755
--- a/t/t5547-push-quarantine.sh
+++ b/t/t5547-push-quarantine.sh
@@ -39,7 +39,7 @@
 	# so make it likely for us to generate a delta by having
 	# a non-trivial file with multiple versions.
 
-	test-genrandom foo 4096 >file.bin &&
+	test-tool genrandom foo 4096 >file.bin &&
 	git add file.bin &&
 	git commit -m bin &&
 
diff --git a/t/t5608-clone-2gb.sh b/t/t5608-clone-2gb.sh
index 191d6d3..df822d9 100755
--- a/t/t5608-clone-2gb.sh
+++ b/t/t5608-clone-2gb.sh
@@ -21,7 +21,7 @@
 	 do
 		printf "Generating blob $i/$blobcount\r" >&2 &&
 		printf "blob\nmark :$i\ndata $blobsize\n" &&
-		#test-genrandom $i $blobsize &&
+		#test-tool genrandom $i $blobsize &&
 		printf "%-${blobsize}s" $i &&
 		echo "M 100644 :$i $i" >> commit
 		i=$(($i+1)) ||
diff --git a/t/t9300-fast-import.sh b/t/t9300-fast-import.sh
index e4d06ac..dc79df7 100755
--- a/t/t9300-fast-import.sh
+++ b/t/t9300-fast-import.sh
@@ -2654,7 +2654,7 @@
 ##
 test_expect_success 'R: blob bigger than threshold' '
 	blobsize=$((2*1024*1024 + 53)) &&
-	test-genrandom bar $blobsize >expect &&
+	test-tool genrandom bar $blobsize >expect &&
 	cat >input <<-INPUT_END &&
 	commit refs/heads/big-file
 	committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE
diff --git a/t/t9802-git-p4-filetype.sh b/t/t9802-git-p4-filetype.sh
index eb9a8ed..1fc9b33 100755
--- a/t/t9802-git-p4-filetype.sh
+++ b/t/t9802-git-p4-filetype.sh
@@ -237,7 +237,7 @@
 	build_gendouble &&
 	(
 		cd "$cli" &&
-		test-genrandom apple 1024 >double.png &&
+		test-tool genrandom apple 1024 >double.png &&
 		"$PYTHON_PATH" "$TRASH_DIRECTORY/gendouble.py" >%double.png &&
 		p4 add -t apple double.png &&
 		p4 submit -d appledouble