From e9066c95193ab7aee9d000afa14680c1cc983b72 Mon Sep 17 00:00:00 2001
From: Jim Myhrberg <contact@jimeh.me>
Date: Fri, 3 Jul 2015 13:06:56 +0100
Subject: [PATCH] Basic working root link setup

---
 src/lib/attributes/source-path.sh    |  7 +++++++
 src/lib/internals/setup-root-link.sh | 13 +++++++++++-
 test/integration/root-link.test.sh   | 31 ++++++++++++++++++++++++++++
 3 files changed, 50 insertions(+), 1 deletion(-)
 create mode 100755 test/integration/root-link.test.sh

diff --git a/src/lib/attributes/source-path.sh b/src/lib/attributes/source-path.sh
index ee4c310..33ac91e 100644
--- a/src/lib/attributes/source-path.sh
+++ b/src/lib/attributes/source-path.sh
@@ -5,6 +5,13 @@ dotify-get-source-path() {
   echo "$(dirname "$dotfile")"
 }
 
+dotify-get-absolute-source-path() {
+  local dotfile="$(dotify-get-dotfile-path)"
+  if [ "$?" != "0" ]; then return 1; fi
+
+  echo "$(abs_dirname "$dotfile")"
+}
+
 dotify-valid-source-path() {
   dotify-get-source-path >/dev/null 2>&1
   return "$?"
diff --git a/src/lib/internals/setup-root-link.sh b/src/lib/internals/setup-root-link.sh
index 50a5aae..7e3beb2 100644
--- a/src/lib/internals/setup-root-link.sh
+++ b/src/lib/internals/setup-root-link.sh
@@ -1,3 +1,14 @@
 dotify-setup-root-link() {
-  return 0
+  if [ -n "$DOTIFY_ROOT_LINK_IS_SETUP" ]; then
+    return 0
+  fi
+
+  local source="$(dotify-get-absolute-source-path)"
+  local target="$(dotify-get-target-path)/$(dotify-get-root-link)"
+
+  if [ "$source" != "$(abs_path "$target")" ]; then
+    dotify-create-symlink "$source" "$target"
+  fi
+
+  DOTIFY_ROOT_LINK_IS_SETUP="1"
 }
diff --git a/test/integration/root-link.test.sh b/test/integration/root-link.test.sh
new file mode 100755
index 0000000..f94ca06
--- /dev/null
+++ b/test/integration/root-link.test.sh
@@ -0,0 +1,31 @@
+#! /usr/bin/env bash
+source "../test-helper.sh"
+
+#
+# Integration test: root link
+#
+
+# Create temp files/folders used for tests.
+TEST_SOURCE="tmp/source"
+TEST_TARGET="tmp/target"
+ABS_TEST_SOURCE="$(pwd)/$TEST_SOURCE"
+MY_DOTFILE="$TEST_SOURCE/Dotfile"
+mkdir -p "$TEST_SOURCE" "$TEST_TARGET"
+
+PROFILE_TXT="# I am a .profile file"
+echo "$PROFILE_TXT" > "$TEST_SOURCE/profile"
+
+# Creates root link.
+echo -e "profile -> .profile" > "$MY_DOTFILE"
+assert "dotify -f '$MY_DOTFILE' -t '$TEST_TARGET' | head -n 1" \
+  "   create: $TEST_TARGET/.dotfiles --> $ABS_TEST_SOURCE"
+assert "readlink '$TEST_TARGET/.dotfiles'" "$ABS_TEST_SOURCE"
+rm "$TEST_TARGET/.dotfiles"
+rm "$TEST_TARGET/.profile"
+rm "$MY_DOTFILE"
+
+# Remove temp files/folders used for locate-dotfile() tests.
+rm "$TEST_SOURCE/profile"
+rmdir "$TEST_SOURCE" "$TEST_TARGET" "tmp"
+
+assert_end 'Integration: root link'