diff --git a/CHANGELOG.md b/CHANGELOG.md
index 049740a..de46064 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,14 @@ All notable changes to this project will be documented in this file.
 This project adheres to [Semantic Versioning](http://semver.org/).
 
 
+## [0.3.0] - 2018-10-28
+
+### Added
+
+- Added assert_files_equal assert_files_not_equal functions!
+- Added 2 test scripts for assert_files_equal assert_files_not_equal
+
+
 ## [0.2.0] - 2016-12-07
 
 ### Added
diff --git a/README.md b/README.md
index ed0c593..62687da 100644
--- a/README.md
+++ b/README.md
@@ -208,6 +208,7 @@ path1 : /path/to/file
 path2 : /path/to/same_file
 --
 ```
+
 ### `assert_symlink_to`
 Fail if the given file is not a symbolic to a defined target.
 ```bash
@@ -222,7 +223,6 @@ path : /path/to/symlink
 --
 ```
 
-
 ### `assert_file_not_exist`
 
 Fail if the given file or directory exists.
diff --git a/src/file.bash b/src/file.bash
index b1eda01..c9c5c83 100644
--- a/src/file.bash
+++ b/src/file.bash
@@ -324,7 +324,6 @@ RESULT=$PHYS_DIR/$TARGET_FILE
 echo $RESULT
 }
 
-
   if [ ! -L $link   ]; then
     local -r rem="$BATSLIB_FILE_PATH_REM"
     local -r add="$BATSLIB_FILE_PATH_ADD"
diff --git a/test/58-assert-10-assert_equal_files.bats b/test/58-assert-10-assert_equal_files.bats
new file mode 100644
index 0000000..dad0596
--- /dev/null
+++ b/test/58-assert-10-assert_equal_files.bats
@@ -0,0 +1,83 @@
+#!/usr/bin/env bats
+
+load 'test_helper'
+fixtures 'exist'
+
+# Correctness
+@test 'assert_files_equal() <file>: returns 0 if <file1> and <file2> are the same' {
+  local -r file1="${TEST_FIXTURE_ROOT}/dir/file_with_text"
+  local -r file2="${TEST_FIXTURE_ROOT}/dir/same_file_with_text"
+  run assert_files_equal "$file1" "$file2"
+  [ "$status" -eq 0 ]
+  [ "${#lines[@]}" -eq 0 ]
+}
+
+
+@test 'assert_files_equal() <file>: returns 1 if <file1> and <file2> are not the same' {
+  local -r file1="${TEST_FIXTURE_ROOT}/dir/same_file_with_text"
+  local -r file2="${TEST_FIXTURE_ROOT}/dir/file"
+  run assert_files_equal "$file1" "$file2"
+
+  [ "$status" -eq 1 ]
+  [ "${#lines[@]}" -eq 4 ]
+  [ "${lines[0]}" == '-- files are not the same --' ]
+  [ "${lines[1]}" == "path : $file1" ]
+  [ "${lines[2]}" == "path : $file2" ]
+  [ "${lines[3]}" == "--" ]
+}
+
+# Transforming path
+@test 'assert_files_equal() <file>: used <file2> as a directory' {
+  local -r file2="${TEST_FIXTURE_ROOT}/dir/same_file_with_text"
+  local -r file1="${TEST_FIXTURE_ROOT}/dir"
+  run assert_files_equal "$file1" "$file2"
+  [ "$status" -eq 1 ]
+  [ "${#lines[@]}" -eq 5 ]
+  [ "${lines[0]}" == "cmp: ${TEST_FIXTURE_ROOT}/dir: Is a directory" ]
+  [ "${lines[1]}" == "-- files are not the same --" ]
+  [ "${lines[2]}" == "path : $file1" ]
+  [ "${lines[3]}" == "path : $file2" ]
+  [ "${lines[4]}" == "--" ]
+}
+
+@test 'assert_files_equal() <file>: replace prefix of displayed path' {
+  local -r file2="${TEST_FIXTURE_ROOT}/dir/same_file_with_text"
+  local -r file1="${TEST_FIXTURE_ROOT}/dir/file"
+  local -r BATSLIB_FILE_PATH_REM="#${TEST_FIXTURE_ROOT}"
+  local -r BATSLIB_FILE_PATH_ADD='..'
+  run assert_files_equal "$file1" "$file2"
+  [ "$status" -eq 1 ]
+  [ "${#lines[@]}" -eq 4 ]
+  [ "${lines[0]}" == '-- files are not the same --' ]
+  [ "${lines[1]}" == "path : ../dir/file" ]
+  [ "${lines[2]}" == "path : ../dir/same_file_with_text" ]
+  [ "${lines[3]}" == "--" ]
+}
+
+@test 'assert_files_equal() <file>: replace suffix of displayed path' {
+  local -r file2="${TEST_FIXTURE_ROOT}/dir/same_file_with_text"
+  local -r file1="${TEST_FIXTURE_ROOT}/same_file_with_text"
+  local -r BATSLIB_FILE_PATH_REM='%same_file_with_text'
+  local -r BATSLIB_FILE_PATH_ADD='..'
+  run assert_files_equal "$file1" "$file2"
+  [ "$status" -eq 1 ]
+  [ "${#lines[@]}" -eq 4 ]
+  [ "${lines[0]}" == '-- files are not the same --' ]
+  [ "${lines[1]}" == "path : ${TEST_FIXTURE_ROOT}/.." ]
+  [ "${lines[2]}" == "path : ${TEST_FIXTURE_ROOT}/dir/.." ]
+  [ "${lines[3]}" == "--" ]
+}
+
+@test 'assert_files_equal() <file>: replace infix of displayed path' {
+  local -r file2="${TEST_FIXTURE_ROOT}/dir/same_file_with_text"
+  local -r file1="${TEST_FIXTURE_ROOT}/dir/file"
+  local -r BATSLIB_FILE_PATH_REM='dir'
+  local -r BATSLIB_FILE_PATH_ADD='..'
+  run assert_files_equal "$file1" "$file2"
+  [ "$status" -eq 1 ]
+  [ "${#lines[@]}" -eq 4 ]
+  [ "${lines[0]}" == '-- files are not the same --' ]
+  [ "${lines[1]}" == "path : ${TEST_FIXTURE_ROOT}/../file" ]
+  [ "${lines[2]}" == "path : ${TEST_FIXTURE_ROOT}/../same_file_with_text" ]
+  [ "${lines[3]}" == "--" ]
+}
diff --git a/test/58-assert-11-assert_not_equal_files.bats b/test/58-assert-11-assert_not_equal_files.bats
new file mode 100644
index 0000000..a750e79
--- /dev/null
+++ b/test/58-assert-11-assert_not_equal_files.bats
@@ -0,0 +1,78 @@
+#!/usr/bin/env bats
+
+load 'test_helper'
+fixtures 'exist'
+
+# Correctness
+@test 'assert_files_not_equal() <file1> <file2>: returns 0 if <file1> and <file2> are not the same' {
+  local -r file1="${TEST_FIXTURE_ROOT}/dir/file_with_text"
+  local -r file2="${TEST_FIXTURE_ROOT}/dir/file"
+  run assert_files_not_equal "$file1" "$file2"
+  [ "$status" -eq 0 ]
+  [ "${#lines[@]}" -eq 0 ]
+}
+
+
+@test 'assert_files_not_equal() <file1> <file2>: returns 1 if <file1> and <file2> are the same' {
+  local -r file1="${TEST_FIXTURE_ROOT}/dir/same_file_with_text"
+  local -r file2="${TEST_FIXTURE_ROOT}/dir/file_with_text"
+  run assert_files_not_equal "$file1" "$file2"
+  [ "$status" -eq 1 ]
+  [ "${#lines[@]}" -eq 4 ]
+  [ "${lines[0]}" == '-- files are the same --' ]
+  [ "${lines[1]}" == "path : $file1" ]
+  [ "${lines[2]}" == "path : $file2" ]
+  [ "${lines[3]}" == "--" ]
+}
+
+# Transforming path
+@test 'assert_files_not_equal() <file1> <file2>: used <file2> as a directory' {
+  local -r file2="${TEST_FIXTURE_ROOT}/dir/same_file_with_text"
+  local -r file1="${TEST_FIXTURE_ROOT}/dir"
+  run assert_files_not_equal "$file1" "$file2"
+  [ "$status" -eq 0 ]
+  [ "${#lines[@]}" -eq 1 ]
+  [ "${lines[0]}" == "cmp: ${TEST_FIXTURE_ROOT}/dir: Is a directory" ]
+}
+
+@test 'assert_files_not_equal() <file>: replace prefix of displayed path' {
+  local -r file2="${TEST_FIXTURE_ROOT}/dir/same_file_with_text"
+  local -r file1="${TEST_FIXTURE_ROOT}/dir/file_with_text"
+  local -r BATSLIB_FILE_PATH_REM="#${TEST_FIXTURE_ROOT}"
+  local -r BATSLIB_FILE_PATH_ADD='..'
+  run assert_files_not_equal "$file1" "$file2"
+  [ "$status" -eq 1 ]
+  [ "${#lines[@]}" -eq 4 ]
+  [ "${lines[0]}" == '-- files are the same --' ]
+  [ "${lines[1]}" == "path : ../dir/file_with_text" ]
+  [ "${lines[2]}" == "path : ../dir/same_file_with_text" ]
+  [ "${lines[3]}" == "--" ]
+}
+
+@test 'assert_files_not_equal() <file>: replace suffix of displayed path' {
+  local -r file2="${TEST_FIXTURE_ROOT}/dir/same_file_with_text"
+  local -r file1="${TEST_FIXTURE_ROOT}/dir/file_with_text"
+  local -r BATSLIB_FILE_PATH_REM='%same_file_with_text'
+  local -r BATSLIB_FILE_PATH_ADD='..'
+  run assert_files_not_equal "$file1" "$file2"
+  [ "$status" -eq 1 ]
+  [ "${#lines[@]}" -eq 4 ]
+  [ "${lines[0]}" == '-- files are the same --' ]
+  [ "${lines[1]}" == "path : ${TEST_FIXTURE_ROOT}/dir/file_with_text" ]
+  [ "${lines[2]}" == "path : ${TEST_FIXTURE_ROOT}/dir/.." ]
+  [ "${lines[3]}" == "--" ]
+}
+
+@test 'assert_files_not_equal() <file>: replace infix of displayed path' {
+  local -r file2="${TEST_FIXTURE_ROOT}/dir/same_file_with_text"
+  local -r file1="${TEST_FIXTURE_ROOT}/dir/file_with_text"
+  local -r BATSLIB_FILE_PATH_REM='dir'
+  local -r BATSLIB_FILE_PATH_ADD='..'
+  run assert_files_not_equal "$file1" "$file2"
+  [ "$status" -eq 1 ]
+  [ "${#lines[@]}" -eq 4 ]
+  [ "${lines[0]}" == '-- files are the same --' ]
+  [ "${lines[1]}" == "path : ${TEST_FIXTURE_ROOT}/../file_with_text" ]
+  [ "${lines[2]}" == "path : ${TEST_FIXTURE_ROOT}/../same_file_with_text" ]
+  [ "${lines[3]}" == "--" ]
+}
diff --git a/test/fixtures/exist/dir/file_with_text b/test/fixtures/exist/dir/file_with_text
new file mode 100644
index 0000000..753c8d9
--- /dev/null
+++ b/test/fixtures/exist/dir/file_with_text
@@ -0,0 +1,8 @@
+sesetsetasdfasfdjlsakjdfklasjd
+sldkfjaslkdfjasdkfj
+slkdfjhaskldfjhlakshdfklasjdfh
+sdkfjhslkjfhsdlkjhfg
+lksajdfklöjsafkljsadafsjflkjdf
+sadfasfsad
+sadfasfdsadsfasdfasf
+
diff --git a/test/fixtures/exist/dir/same_file_with_text b/test/fixtures/exist/dir/same_file_with_text
new file mode 100644
index 0000000..753c8d9
--- /dev/null
+++ b/test/fixtures/exist/dir/same_file_with_text
@@ -0,0 +1,8 @@
+sesetsetasdfasfdjlsakjdfklasjd
+sldkfjaslkdfjasdkfj
+slkdfjhaskldfjhlakshdfklasjdfh
+sdkfjhslkjfhsdlkjhfg
+lksajdfklöjsafkljsadafsjflkjdf
+sadfasfsad
+sadfasfdsadsfasdfasf
+