Fix .laminar script, generate example repos

Signed-off-by: Václav Valíček <valicek1994@gmail.com>

.laminar

@@ -1,4 +1,3 @@
-	echo un: $uninitialized
 #!/bin/bash
 set -euo pipefail
 IFS=$'\n\t'

tests/_support_data/.gitignore

@@ -0,0 +1,2 @@
+tool_repos
+

tests/_support_data/gen-data.sh

@@ -1,2 +1,16 @@
 #!/bin/bash
-echo TODO: add some support data
+
+new_pwd=$(dirname $(realpath $0))
+cd $new_pwd
+
+# remove old data, if exists
+if [ -d "tool_repos" ]
+then
+  echo "Removing old tool_repos"
+  rm -Rf "tool_repos"
+  fi
+
+echo "Initializing tool_repos"
+mkdir -p tool_repos/uninitialized.git
+git init --bare tool_repos/initialized.git
+