Add tests

Author: remram44

tests/test_sed.sh

@@ -0,0 +1,35 @@
+#!/bin/bash
+
+check_(){
+    RESULT="$(echo "$3" | sed "$1" "$4")"
+    if [ "$RESULT" != "$5" ]; then
+        echo "Test failed: $2" >&2
+        echo "----- expected -----
+$5
+----- returned -----"
+        echo "$RESULT"
+        exit 1
+    fi
+}
+
+# Check BRE
+checkb(){
+    check_ "-e" "$@"
+}
+# Check ERE
+checke(){
+    check_ "-E" "$@"
+}
+# Check both
+check(){
+    checkb "$@"
+    checke "$@"
+}
+
+# Basics
+
+check 'Custom character class' \
+'adn
+aqv' 's/[b-eq]/x/g' \
+'axn
+axv'

tests/test_vim.sh

@@ -0,0 +1,28 @@
+#!/bin/bash
+
+check(){
+    FILE="$(mktemp)"
+    echo "$2" >"$FILE"
+    exec 3<<<"$3
+:w! $FILE
+:q!"
+    vi - <"$FILE" 2<&3-
+    if [ "$(cat "$FILE")" != "$4" ]; then
+        echo "Test failed: $1" >&2
+        echo "----- expected -----
+$4
+----- returned -----"
+        cat "$FILE"
+        rm "$FILE"
+        exit 1
+    fi
+    rm "$FILE"
+}
+
+# Basics
+
+check 'Custom character class' \
+'adn
+aqv' ':%s/[b-eq]/x/g' \
+'axn
+axv'