Move zstdgrep and zstdless tests to cli-tests (#3057)

* Move zstdgrep and zstdless tests to cli-tests

Co-authored-by: Binh Vo <binhvo@fb.com>

tests/cli-tests/bin/zstdless

@@ -0,0 +1,2 @@
+#!/bin/sh
+"$ZSTDLESS_BIN" $@

tests/cli-tests/cltools/setup

@@ -0,0 +1,6 @@
+#!/bin/sh
+
+set -e
+
+echo "1234" > file
+zstd file

tests/cli-tests/cltools/zstdgrep.sh

@@ -0,0 +1,8 @@
+#!/bin/sh
+
+set -e
+
+println "+ good path"
+zstdgrep "1234" file file.zst
+println "+ bad path"
+zstdgrep "1234" bad.zst

tests/cli-tests/cltools/zstdgrep.sh.exit

@@ -0,0 +1 @@
+1

tests/cli-tests/cltools/zstdgrep.sh.stderr.exact

@@ -0,0 +1 @@
+zstd: can't stat bad.zst : No such file or directory -- ignored 

tests/cli-tests/cltools/zstdgrep.sh.stdout.glob

@@ -0,0 +1,4 @@
++ good path
+file:1234
+file.zst:1234
++ bad path

tests/cli-tests/cltools/zstdless.sh

@@ -0,0 +1,10 @@
+#!/bin/sh
+
+set -e
+
+println "+ good path"
+zstdless file.zst
+println "+ pass parameters"
+zstdless -N file.zst # This parameter does not produce line #s when piped, but still serves to test that the flag went to less and not zstd
+println "+ bad path"
+zstdless bad.zst

tests/cli-tests/cltools/zstdless.sh.stderr.exact

@@ -0,0 +1,2 @@
+zstd: can't stat bad.zst : No such file or directory -- ignored 
+bad.zst: No such file or directory

tests/cli-tests/cltools/zstdless.sh.stdout.glob

@@ -0,0 +1,5 @@
++ good path
+1234
++ pass parameters
+1234
++ bad path

tests/cli-tests/run.py

@@ -627,6 +627,7 @@ if __name__ == "__main__":
     TESTS_DIR = os.path.join(REPO_DIR, "tests")
     ZSTD_PATH = os.path.join(PROGRAMS_DIR, "zstd")
     ZSTDGREP_PATH = os.path.join(PROGRAMS_DIR, "zstdgrep")
+    ZSTDLESS_PATH = os.path.join(PROGRAMS_DIR, "zstdless")
     DATAGEN_PATH = os.path.join(TESTS_DIR, "datagen")
 
     parser = argparse.ArgumentParser(
@@ -658,6 +659,11 @@ if __name__ == "__main__":
         default=ZSTDGREP_PATH,
         help="Sets the ZSTDGREP_BIN environment variable. Path of the zstdgrep CLI."
     )
+    parser.add_argument(
+        "--zstdless",
+        default=ZSTDLESS_PATH,
+        help="Sets the ZSTDLESS_BIN environment variable. Path of the zstdless CLI."
+    )
     parser.add_argument(
         "--datagen",
         default=DATAGEN_PATH,
@@ -695,6 +701,7 @@ if __name__ == "__main__":
     env["ZSTD_SYMLINK_DIR"] = zstd_symlink_dir
     env["DATAGEN_BIN"] = os.path.abspath(args.datagen)
     env["ZSTDGREP_BIN"] = os.path.abspath(args.zstdgrep)
+    env["ZSTDLESS_BIN"] = os.path.abspath(args.zstdless)
     env["COMMON"] = os.path.abspath(os.path.join(args.test_dir, "common"))
     env["PATH"] = bin_dir + ":" + os.getenv("PATH", "")