Add test_tests.sh which runs tests from various setups

Checks that absolute and relative links work
Fix an error in test_cli.sh which produced the error:
ERROR test_cli.sh failed from spec/tests folder with implicit ../../cli

test_cli.sh

@@ -12,7 +12,7 @@ export FORGEHOOK="$(pwd)/tests/mock-forgehook.sh"
 source tests/helper.bash
 
 if [ -z "$1" ]; then
-    output="$(findBin "$SCRIPTDIR"/../cli)"
+    output="$(findBin ../cli)"
     if [ $? -eq 0 ]; then
         if [[ "$(echo "$output" | wc -l)" == "1" ]]; then
             FIND_WHCK="$output"

test_tests.sh

@@ -0,0 +1,35 @@
+#! /usr/bin/env bash
+
+# If you give first argument it will be a path to already cloned whck
+
+function testVariousScenarios() {
+    echo "Running various tests from "$(pwd)""
+    ./test.sh || echo "ERROR running from repo"
+    cd spec
+    ./test_cli.sh || echo "ERROR test_cli.sh failed with implicit ../cli"
+    ./test_cli.sh "$(../cli)" || echo "ERROR test_cli with explicit result from ../cli"
+    ../test.sh || echo "ERROR test.sh failed called from spec submodule"
+    cd tests
+    ../../test.sh || echo "ERROR test.sh failed from spec/tests folder"
+    ../test_cli.sh || echo "ERROR test_cli.sh failed from spec/tests folder with implicit ../../cli"
+    ../test_cli.sh "$(../../cli)" || echo "ERROR test_cli.sh failed from spec/tests folder with explicit result from ../../cli"
+}
+
+ORIGDIR="$(pwd)"
+if [ -z "$1" ]; then
+    TMPDIR="$(mktemp -d)"
+    cd "$TMPDIR"
+    git clone --recursive https://tildegit.org/forge/whck
+    cd whck
+    testVariousScenarios
+    rm -rf "$TMPDIR"
+else
+    if [ ! -d "$1" ]; then
+        echo "Wrong repo: "$1""
+        exit 1
+    fi
+    cd "$1"
+    testVariousScenarios
+fi
+
+cd "$ORIGDIR"