0.txt

$ gem install ceedling

1.txt

$ ceedling new sample-project
      ...
      Project 'sample-project' created!
       - Tool documentation is located in vendor/ceedling/docs
       - Execute 'rake -T' to view available test & build tasks

$ cd sample-project

$ tree -L 1
.
├── build
├── project.yml
├── rakefile.rb
├── src
├── test
└── vendor

4 directories, 2 files

2.txt

$ ceedling examples
Available sample projects:
  blinky
  temp_sensor

$ ceedling example blinky

$ cd blinky

$ tree -L 2
.
├── build
├── project.yml
├── rakefile.rb
├── src
│   ├── BlinkTask.c
│   ├── BlinkTask.h
│   ├── Configure.c
│   ├── Configure.h
│   ├── main.c
│   └── main.h
├── test
│   ├── support
│   ├── test_BlinkTask.c
│   ├── test_Configure.c
│   └── test_main.c
└── vendor
    └── ceedling

6 directories, 11 files

3.txt

$ rake -T
rake clean                        # Delete all build artifacts and temporary products.
rake clobber                      # Delete all generated files (and build artifacts).
rake environment                  # List all configured environment variables.
rake files:header                 # List all collected header files.
rake files:source                 # List all collected source files.
rake files:test                   # List all collected test files.
rake logging                      # Enable logging
rake module:create[module_path]   # Generate module (source, header and test files)
rake module:destroy[module_path]  # Destroy module (source, header and test files)
rake paths:source                 # List all collected source paths.
rake paths:support                # List all collected support paths.
rake paths:test                   # List all collected test paths.
rake summary                      # Execute plugin result summaries (no build triggering).
rake test:*                       # Run single test ([*] real test or source file name, no path).
rake test:all                     # Run all unit tests.
rake test:delta                   # Run tests for changed files.
rake test:path[dir]               # Run tests whose test path contains [dir] or [dir] substring.
rake test:pattern[regex]          # Run tests by matching regular expression pattern.
rake verbosity[level]             # Set verbose output (silent:[0] - obnoxious:[4]).
rake version                      # Display build environment version info.

4.txt

$ rake module:create[point]
Generating 'point'...
mkdir -p ./test/.
mkdir -p ./src/.
File ./test/./test_point.c created
File ./src/./point.c created
File ./src/./point.h created

5.txt

$ rake test:all

Test 'test_point.c'
-------------------
Running test_point.out...

-------------------------
IGNORED UNIT TEST SUMMARY
-------------------------
[test_point.c]
  Test: test_module_generator_needs_to_be_implemented
  At line (14): "Implement me!"

-------------------------
OVERALL UNIT TEST SUMMARY
-------------------------
TESTED:  1
PASSED:  0
FAILED:  0
IGNORED: 1

6.c

#include "unity.h"
#include "point.h"

void setUp(void)
{
}

void tearDown(void)
{
}

void test_MakePoint_Returns_A_New_Point(void)
{
  struct point pt = MakePoint(3, 4);
  TEST_ASSERT_EQUAL_INT(3, pt.x);
  TEST_ASSERT_EQUAL_INT(4, pt.y);
}

7.txt

$ rake test:all

Test 'test_point.c'
-------------------
Generating runner for test_point.c...
Compiling test_point_runner.c...
Compiling test_point.c...
test/test_point.c: In function ‘test_MakePoint_Returns_A_New_Point’:
test/test_point.c:14: error: variable ‘pt’ has initializer but
incomplete type
test/test_point.c:14: error: storage size of ‘pt’ isn’t known
ERROR: Shell command failed.
> Shell executed command:
'gcc -I"test" -I"test/support" -I"src"
-I"/Users/jared/Projects/sample-project/vendor/ceedling/vendor/unity/src"
-I"/Users/jared/Projects/sample-project/vendor/ceedling/vendor/cmock/src"
-I"build/test/mocks" -DTEST -DGNU_COMPILER -c "test/test_point.c" -o
"build/test/out/test_point.o"'
> And exited with status: [1].
...

8.c

#ifndef point_H
#define point_H

struct point {
  int x;
  int y;
};

struct point MakePoint(int, int);

#endif // point_H

9.txt

$ rake test:all

Test 'test_point.c'
-------------------
Compiling test_point.c...
Compiling point.c...
Linking test_point.out...
Undefined symbols for architecture x86_64:
  "_MakePoint", referenced from:
      _test_MakePoint_Returns_A_New_Point in test_point.o
     (maybe you meant: _test_MakePoint_Returns_A_New_Point)
ld: symbol(s) not found for architecture x86_64
collect2: ld returned 1 exit status
ERROR: Shell command failed.
> Shell executed command:
'gcc "build/test/out/test_point_runner.o" "build/test/out/test_point.o"
"build/test/out/point.o" "build/test/out/unity.o"
"build/test/out/cmock.o" -o "build/test/out/test_point.out"'
> And exited with status: [1].
...