implement a bash functional unit-testing testsuite, testlib.

1 files changed, 76 insertions, 0 deletions

diff --git a/testlib.sh b/testlib.sh
new file mode 100644
index 0000000..459c630
--- /dev/null
+++ b/testlib.sh
@@ -0,0 +1,76 @@
+#!/bin/bash
+# 2008 Junichi Uekawa <dancer@debian.org>
+
+set -e 
+
+# library for functional unit-testing in bash.
+
+TESTLIB_FAILS=0
+TESTLIB_TESTS=0
+
+testlib_echo() {
+    case "$1" in
+	OK)
+	    shift
+	    echo "[OK  ]" "$@" >&2 
+    	    ;;
+	FAIL)
+	    shift
+	    echo "[FAIL]" "$@" >&2 
+	    TESTLIB_FAILS=$((TESTLIB_FAILS+1))
+	    ;;
+    esac
+    TESTLIB_TESTS=$((TESTLIB_TESTS+1))
+}
+
+testlib_summary() {
+    echo "Ran ${TESTLIB_TESTS} tests and ${TESTLIB_FAILS} failed"
+    if [ $TESTLIB_FAILS != 0 ]; then
+	echo '================='
+	echo 'Testsuite FAILED!'
+	echo '================='
+	exit 1
+    fi
+    exit 0
+}
+
+expect_success() {
+    # run the test in subshell
+    if (
+	"$@"
+	); then
+	testlib_echo "OK" "$1" 
+    else
+	testlib_echo "FAIL" "$1" 
+    fi
+}
+
+expect_fail() {
+    # run the test in subshell
+    if (
+	"$@"
+	); then
+	testlib_echo "FAIL" "$1"
+    else
+	testlib_echo "OK" "$1"
+    fi
+}
+
+expect_output() {
+    # run the test in subshell
+    local val
+    val="$1"; 
+    shift 
+    if [ $( "$@" ) = "$1" ]; then
+	testlib_echo "OK" "$1"
+    else
+	testlib_echo "FAIL" "$1"
+    fi
+}
+
+#   Write your functions test_xxxx and call them at the end with their expected result code:
+# expect_success test_success
+# expect_success test_fail
+# expect_success test_options "hello world"
+# testlib_summary 
+