Merge pull request #39 from chriscool/add-hash-tests

Add hash tests

Author: jbenet

tests/sharness/lib/test-lib.sh

@@ -0,0 +1,56 @@
+# Test framework for multihash
+#
+# Copyright (c) 2016 Christian Couder
+# MIT Licensed; see the LICENSE file in this repository.
+#
+# We are using sharness (https://github.com/chriscool/sharness)
+# which was extracted from the Git test framework.
+
+# Test the first 'multihash' tool available in the PATH.
+
+# Add current bin directory to path, in case multihash tool is there.
+PATH=$(pwd)/bin:${PATH}
+
+# Set sharness verbosity. we set the env var directly as
+# it's too late to pass in --verbose, and --verbose is harder
+# to pass through in some cases.
+test "$TEST_VERBOSE" = 1 && verbose=t
+
+# Assert a `multihash` tool is available in the PATH.
+type multihash >/dev/null || {
+	echo >&2 "Cannot find any 'multihash' tool in '$PATH'."
+	echo >&2 "Please make sure 'multihash' is in your PATH."
+	exit 1
+}
+
+SHARNESS_LIB="lib/sharness/sharness.sh"
+
+. "$SHARNESS_LIB" || {
+	echo >&2 "Cannot source: $SHARNESS_LIB"
+	echo >&2 "Please check Sharness installation."
+	exit 1
+}
+
+# Please put multihash specific shell functions below
+
+if type shasum >/dev/null; then
+		export SHA1SUMBIN="shasum" &&
+		test_set_prereq SHA1SUM &&
+		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
+	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/t0010-multihash-basics.sh

@@ -2,16 +2,12 @@
 
 test_description="Test multihash basics"
 
-. ./lib/sharness/sharness.sh
+. lib/test-lib.sh
 
 test_expect_success "current dir is writable" '
 	echo "It works!" >test.txt
 '
 
-test_expect_success "multihash is available" '
-	type multihash
-'
-
 test_expect_success "'multihash --help' looks good" '
 	multihash --help >actual 2>&1 || true &&
 	egrep -i "usage" actual >/dev/null

tests/sharness/t0020-sha1.sh

@@ -0,0 +1,31 @@
+#!/bin/sh
+#
+# Copyright (c) 2015 Christian Couder
+# MIT Licensed; see the LICENSE file in this repository.
+#
+
+test_description="sha1 tests"
+
+. lib/test-lib.sh
+
+test_expect_success "setup sha1 tests" '
+	echo "Hash me!" >hash_me.txt &&
+	SHA1=bc6f2c3cd945bc754789e50b2f68deee2f421810 &&
+	echo "1114$SHA1" >expected
+'
+
+test_expect_success "'multihash -a=sha1 -e=hex' works" '
+	multihash -a=sha1 -e=hex hash_me.txt >actual
+'
+
+test_expect_success "'multihash -a=sha1 -e=hex' output looks good" '
+	test_cmp expected actual
+'
+
+test_expect_success SHA1SUM "check hash using '$SHA1SUMBIN'" '
+	echo "$SHA1  hash_me.txt" >expected &&
+	$SHA1SUMBIN hash_me.txt >actual &&
+	test_cmp expected actual
+'
+
+test_done

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