Added tests

.gitignore

@@ -0,0 +1 @@
+build

makefile

@@ -0,0 +1,10 @@
+test:
+	cd test/infrastructure && ceedling test:all
+
+clean-test:
+	rm -rf build/test/*
+
+clean-all:
+	rm -rf build/*
+
+.PHONY: all test clean

FIFO.h → src/FIFO.h

@@ -116,7 +116,7 @@ extern "C" {
 	 * structure that contains the buffer information (fifo_t). NULL is returned if
 	 * something fails.
 	 */
-	fifo_t fifo_create(uint16_t count, uint16_t size);
+	fifo_t fifo_create(uint16_t count, size_t size);
 
 	/**
 	 * @brief Creates a statically allocated FIFO buffer

test/infrastructure/ceedling

@@ -0,0 +1,3 @@
+#!/bin/bash
+
+ruby vendor/ceedling/bin/ceedling $*

test/infrastructure/project.yml

@@ -0,0 +1,88 @@
+---
+
+# Notes:
+# Sample project C code is not presently written to produce a release artifact.
+# As such, release build options are disabled.
+# This sample, therefore, only demonstrates running a collection of unit tests.
+
+:project:
+  :use_exceptions: FALSE
+  :use_test_preprocessor: TRUE
+  :use_auxiliary_dependencies: TRUE
+  :build_root: ../../build/test
+#  :release_build: TRUE
+  :test_file_prefix: test_
+  :which_ceedling: vendor/ceedling
+  :default_tasks:
+    - test:all
+
+#:release_build:
+#  :output: MyApp.out
+#  :use_assembly: FALSE
+
+:environment:
+
+:extension:
+  :executable: .out
+
+:paths:
+  :test:
+    - +:../tests/**
+  :source:
+    - ../../src/**
+
+:defines:
+  # in order to add common defines:
+  #  1) remove the trailing [] from the :common: section
+  #  2) add entries to the :common: section (e.g. :test: has TEST defined)
+  :commmon: &common_defines []
+  :test:
+    - *common_defines
+    - TEST
+  :test_preprocess:
+    - *common_defines
+    - TEST
+
+:cmock:
+  :mock_prefix: mock_
+  :when_no_prototypes: :warn
+  :enforce_strict_ordering: TRUE
+  :plugins:
+    - :ignore
+    - :callback
+  :treat_as:
+    uint8:    HEX8
+    uint16:   HEX16
+    uint32:   UINT32
+    int8:     INT8
+    bool:     UINT8
+
+:gcov:
+    :html_report_type: basic
+
+#:tools:
+# Ceedling defaults to using gcc for compiling, linking, etc.
+# As [:tools] is blank, gcc will be used (so long as it's in your system path)
+# See documentation to configure a given toolchain for use
+
+# LIBRARIES
+# These libraries are automatically injected into the build process. Those specified as
+# common will be used in all types of builds. Otherwise, libraries can be injected in just
+# tests or releases. These options are MERGED with the options in supplemental yaml files.
+:libraries:
+  :placement: :end
+  :flag: "${1}"  # or "-L ${1}" for example
+  :common: &common_libraries []
+  :test:
+    - *common_libraries
+  :release:
+    - *common_libraries
+
+:plugins:
+  :load_paths:
+    - vendor/ceedling/plugins
+  :enabled:
+    - stdout_pretty_tests_report
+    - module_generator
+    - raw_output_report
+...