diff --git a/test/bash_it/bash_it.bats b/test/bash_it/bash_it.bats
index bd3995b6..1fef3033 100644
--- a/test/bash_it/bash_it.bats
+++ b/test/bash_it/bash_it.bats
@@ -37,8 +37,8 @@ function local_teardown {
 }
 
 @test "bash-it: verify that the test fixture is available" {
-  assert [ -e "$BASH_IT/aliases/available/a.aliases.bash" ]
-  assert [ -e "$BASH_IT/aliases/available/b.aliases.bash" ]
+  assert_file_exist "$BASH_IT/aliases/available/a.aliases.bash"
+  assert_file_exist "$BASH_IT/aliases/available/b.aliases.bash"
 }
 
 @test "bash-it: load aliases in order" {
diff --git a/test/install/install.bats b/test/install/install.bats
index 4fb3d0a9..23684137 100644
--- a/test/install/install.bats
+++ b/test/install/install.bats
@@ -42,7 +42,7 @@ function local_teardown {
 }
 
 @test "install: verify that the install script exists" {
-  assert [ -e "$BASH_IT/install.sh" ]
+  assert_file_exist "$BASH_IT/install.sh"
 }
 
 @test "install: run the install script silently" {
@@ -50,7 +50,7 @@ function local_teardown {
 
   ./install.sh --silent
 
-  assert [ -e "$BASH_IT_TEST_HOME/$BASH_IT_CONFIG_FILE" ]
+  assert_file_exist "$BASH_IT_TEST_HOME/$BASH_IT_CONFIG_FILE"
 
   assert [ -L "$BASH_IT/enabled/150---general.aliases.bash" ]
   assert [ -L "$BASH_IT/enabled/250---base.plugin.bash" ]
@@ -68,8 +68,8 @@ function local_teardown {
 
   ./install.sh --silent
 
-  assert [ -e "$BASH_IT_TEST_HOME/$BASH_IT_CONFIG_FILE" ]
-  assert [ -e "$BASH_IT_TEST_HOME/$BASH_IT_CONFIG_FILE.bak" ]
+  assert_file_exist "$BASH_IT_TEST_HOME/$BASH_IT_CONFIG_FILE"
+  assert_file_exist "$BASH_IT_TEST_HOME/$BASH_IT_CONFIG_FILE.bak"
 
   local md5_bak=$(md5sum "$BASH_IT_TEST_HOME/$BASH_IT_CONFIG_FILE.bak" | awk '{print $1}')
 
diff --git a/test/install/uninstall.bats b/test/install/uninstall.bats
index 45af20bc..d71ac06a 100644
--- a/test/install/uninstall.bats
+++ b/test/install/uninstall.bats
@@ -42,7 +42,7 @@ function local_teardown {
 }
 
 @test "uninstall: verify that the uninstall script exists" {
-  assert [ -e "$BASH_IT/uninstall.sh" ]
+  assert_file_exist "$BASH_IT/uninstall.sh"
 }
 
 @test "uninstall: run the uninstall script with an existing backup file" {
@@ -56,9 +56,9 @@ function local_teardown {
 
   assert_success
 
-  assert [ ! -e "$BASH_IT_TEST_HOME/$BASH_IT_CONFIG_FILE.uninstall" ]
-  assert [ ! -e "$BASH_IT_TEST_HOME/$BASH_IT_CONFIG_FILE.bak" ]
-  assert [ -e "$BASH_IT_TEST_HOME/$BASH_IT_CONFIG_FILE" ]
+  assert_file_not_exist "$BASH_IT_TEST_HOME/$BASH_IT_CONFIG_FILE.uninstall"
+  assert_file_not_exist "$BASH_IT_TEST_HOME/$BASH_IT_CONFIG_FILE.bak"
+  assert_file_exist "$BASH_IT_TEST_HOME/$BASH_IT_CONFIG_FILE"
 
   local md5_conf=$(md5sum "$BASH_IT_TEST_HOME/$BASH_IT_CONFIG_FILE" | awk '{print $1}')
 
@@ -75,9 +75,9 @@ function local_teardown {
 
   assert_success
 
-  assert [ -e "$BASH_IT_TEST_HOME/$BASH_IT_CONFIG_FILE.uninstall" ]
-  assert [ ! -e "$BASH_IT_TEST_HOME/$BASH_IT_CONFIG_FILE.bak" ]
-  assert [ ! -e "$BASH_IT_TEST_HOME/$BASH_IT_CONFIG_FILE" ]
+  assert_file_exist "$BASH_IT_TEST_HOME/$BASH_IT_CONFIG_FILE.uninstall"
+  assert_file_not_exist "$BASH_IT_TEST_HOME/$BASH_IT_CONFIG_FILE.bak"
+  assert_file_not_exist "$BASH_IT_TEST_HOME/$BASH_IT_CONFIG_FILE"
 
   local md5_uninstall=$(md5sum "$BASH_IT_TEST_HOME/$BASH_IT_CONFIG_FILE.uninstall" | awk '{print $1}')
 
diff --git a/test/plugins/base.plugin.bats b/test/plugins/base.plugin.bats
index a27a4ae7..d5b6ef4e 100755
--- a/test/plugins/base.plugin.bats
+++ b/test/plugins/base.plugin.bats
@@ -52,5 +52,5 @@ load ../../plugins/available/base.plugin
   declare -r file="${BASH_IT_ROOT}/file"
   touch $file
   run buf $file
-  assert [ -e ${file}_$(date +%Y%m%d_%H%M%S) ]
+  assert_file_exist ${file}_$(date +%Y%m%d_%H%M%S)
 }
diff --git a/test/test_helper.bash b/test/test_helper.bash
index fa9ed2e8..9155b434 100644
--- a/test/test_helper.bash
+++ b/test/test_helper.bash
@@ -18,6 +18,7 @@ export TEST_DEPS_DIR="${TEST_DEPS_DIR-${TEST_MAIN_DIR}/../test_lib}"
 
 load "${TEST_DEPS_DIR}/bats-support/load.bash"
 load "${TEST_DEPS_DIR}/bats-assert/load.bash"
+load "${TEST_DEPS_DIR}/bats-file/load.bash"
 
 local_setup() {
   true