sharness: add t0030-sha2.sh

Author: chriscool

tests/sharness/lib/test-lib.sh

@@ -33,11 +33,24 @@ SHARNESS_LIB="lib/sharness/sharness.sh"
 
 # Please put multihash specific shell functions below
 
-for hashbin in sha1sum shasum; do
-	if type "$hashbin" >/dev/null; then
-		export SHA1SUMBIN="$hashbin" &&
+if type shasum >/dev/null; then
+		export SHA1SUMBIN="shasum" &&
 		test_set_prereq SHA1SUM &&
-		break
+		export SHA256SUMBIN="shasum -a 256" &&
+		test_set_prereq SHA256SUM &&
+		export SHA512SUMBIN="shasum -a 512" &&
+		test_set_prereq SHA512SUM
+else
+	if type sha1sum >/dev/null; then
+		export SHA1SUMBIN="sha1sum" &&
+		test_set_prereq SHA1SUM
 	fi
-done
-
+	if type sha256sum >/dev/null; then
+		export SHA256SUMBIN="sha256sum" &&
+		test_set_prereq SHA256SUM
+	fi
+	if type sha512sum >/dev/null; then
+		export SHA512SUMBIN="sha512sum" &&
+		test_set_prereq SHA512SUM
+	fi
+fi

tests/sharness/t0030-sha2.sh

@@ -0,0 +1,47 @@
+#!/bin/sh
+#
+# Copyright (c) 2016 Christian Couder
+# MIT Licensed; see the LICENSE file in this repository.
+#
+
+test_description="sha2 tests"
+
+. lib/test-lib.sh
+
+test_expect_success "setup sha2 tests" '
+	echo "Hash me!" >hash_me.txt &&
+	SHA256=c16bdce7e126ff8e241a9893ccd908c292cd0e54c403145326eb0c567071a613 &&
+	SHA512=4c4a59a7d958cff035eb7d752b319b90337037e352b89d58aa5be29ef051ea0a565133781aa3279384654274c4786893287ea8037f0a1a15d9b40ea0bc4be73c &&
+	echo "1220$SHA256" >expected256 &&
+	echo "1340$SHA512" >expected512
+'
+
+test_expect_success "'multihash -a=sha2-256 -e=hex' works" '
+	multihash -a=sha2-256 -e=hex hash_me.txt >actual256
+'
+
+test_expect_success "'multihash -a=sha2-256 -e=hex' output looks good" '
+	test_cmp expected256 actual256
+'
+
+test_expect_success "'multihash -a=sha2-512 -e=hex' works" '
+	multihash -a=sha2-512 -e=hex hash_me.txt >actual512
+'
+
+test_expect_success "'multihash -a=sha2-512 -e=hex' output looks good" '
+	test_cmp expected512 actual512
+'
+
+test_expect_success SHA256SUM "check sha2-256 hash using '$SHA256SUMBIN'" '
+	echo "$SHA256  hash_me.txt" >expected &&
+	$SHA256SUMBIN hash_me.txt >actual &&
+	test_cmp expected actual
+'
+
+test_expect_success SHA512SUM "check sha2-512 hash using '$SHA512SUMBIN'" '
+	echo "$SHA512  hash_me.txt" >expected &&
+	$SHA512SUMBIN hash_me.txt >actual &&
+	test_cmp expected actual
+'
+
+test_done