implement unit tests for the functions agePermission() and checkIfInteger()

build-project.sh

@@ -1,5 +1,6 @@
 clear
+ceedling test:all
 cd src/
-gcc main.c
+gcc main.c mainMenu.c
 ./a.out
 rm a.out

project.yml

@@ -0,0 +1,101 @@
+---
+
+# 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
+#  :release_build: TRUE
+  :test_file_prefix: test_
+  :which_ceedling: gem
+  :ceedling_version: 0.31.1
+  :default_tasks:
+    - test:all
+
+#:test_build:
+#  :use_assembly: TRUE
+
+#:release_build:
+#  :output: MyApp.out
+#  :use_assembly: FALSE
+
+:environment:
+
+:extension:
+  :executable: .out
+
+:paths:
+  :test:
+    - +:test/**
+    - -:test/support
+  :source:
+    - src/**
+  :support:
+    - test/support
+  :libraries: []
+
+: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)
+  :common: &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
+
+# Add -gcov to the plugins list to make sure of the gcov plugin
+# You will need to have gcov and gcovr both installed to make it work.
+# For more information on these options, see docs in plugins/gcov
+:gcov:
+  :reports:
+    - HtmlDetailed
+  :gcovr:
+    :html_medium_threshold: 75
+    :html_high_threshold: 90
+
+#: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: "-l${1}"
+  :path_flag: "-L ${1}"
+  :system: []    # for example, you might list 'm' to grab the math library
+  :test: []
+  :release: []
+
+:plugins:
+  :load_paths:
+    - "#{Ceedling.load_path}"
+  :enabled:
+    - stdout_pretty_tests_report
+    - module_generator
+...

src/mainMenu.c

@@ -0,0 +1,42 @@
+#include"mainMenu.h"
+
+
+bool agePermission(int age){
+
+    if(age >= 18)
+    {
+
+       return true;
+
+    }
+
+    else
+    {
+
+       return false;
+
+    }
+
+}
+
+bool checkIfInteger(char* input){
+
+    char *end_pointer;
+
+    strtol(input, &end_pointer, 10);
+
+    if (end_pointer == input || *end_pointer != '\0')
+    {
+
+        return false;
+
+    }
+
+    else
+    {
+
+        return true;
+
+    }
+}
+

src/mainMenu.h

@@ -0,0 +1,13 @@
+#ifndef MAINMENU_H_
+#define MAINMENU_H_
+
+#include<stdio.h>
+#include<stdlib.h>
+#include<stdbool.h>
+#include<string.h>
+
+bool agePermission(int age);
+bool checkIfInteger(char* userInput);
+
+#endif
+

test/test_mainMenu.c

@@ -0,0 +1,143 @@
+#ifdef TEST
+
+#include "unity.h"
+
+#include "mainMenu.h"
+
+void setUp(void)
+{
+}
+
+void tearDown(void)
+{
+}
+void test_agePermissionValidAge(void)
+{   
+    //Test case : 0
+
+    //Arrange
+    
+    int validAge[83];
+    
+    bool validAgeResult[83];
+
+    int j=0;
+
+    for(int i =18;i<101;i++){
+
+        validAge[j]= i;
+	j++;
+    }    
+     
+    //Act 
+
+    for(int i=0;i<83;i++){
+    
+        validAgeResult[i] = agePermission(validAge[i]);
+    }
+    
+    //Assert
+
+    for(int i=0;i<83;i++){
+        
+        TEST_ASSERT_TRUE(validAgeResult[i]);	    
+	    
+    }
+
+}
+
+void test_agePermissionInvalidAge(void)
+{
+
+    //Test case : 1
+	    
+    //Arrange
+	    
+    int invalidAge[117];
+	    
+    bool invalidAgeResult[117];
+	    
+    int j=0;
+	    
+    for(int i =-100;i<18;i++){
+	    
+        invalidAge[j]= i;
+        j++;
+    }
+	    
+    //Act
+	    
+    for(int i=0;i<117;i++){
+    
+        invalidAgeResult[i] = agePermission(invalidAge[i]);
+
+    }
+	    
+    //Assert
+	    
+    for(int i=0;i<117;i++){
+    
+        TEST_ASSERT_FALSE(invalidAgeResult[i]);
+	    
+    }
+	    
+}
+
+void test_IsInteger(void)
+{
+    
+    //Arrange
+    
+    char* inputIsInteger[] = {"-10000000","-2000000","-354698","-66667","-7878","-987","-64","-5","0","1","2","10","201","333","4321","56974","698751","7878989","88954621" };
+
+    bool inputIsIntegerResult[19];
+
+    //Act
+    
+    for(int i=0;i<19;i++)
+    {
+
+        inputIsIntegerResult[i] = checkIfInteger(inputIsInteger[i]);
+    
+    }
+
+    //Assert
+
+    for(int i=0;i<19;i++)
+    {
+
+	TEST_ASSERT_TRUE(inputIsIntegerResult[i]);
+
+    }
+
+}
+
+void test_IsNotInteger(void)
+{
+
+    //Arrange
+	    
+    char* inputIsNotInteger[] = {"0.15","3.141592653589793238","5.3254f","-6.264","-7878.3261","foo","Bar","FIZZ","buzZ","joHN","jAnE","foo-bar","3,15","2k13",""," ","-","+","/*-+.,/=" };
+	    
+    bool inputIsNotIntegerResult[19];
+	    
+    //Act
+	    
+    for(int i=0;i<19;i++)
+    {
+   
+        inputIsNotIntegerResult[i] = checkIfInteger(inputIsNotInteger[i]);
+	    
+    }
+	    
+    //Assert
+	    
+    for(int i=0;i<19;i++)
+    {
+	    
+        TEST_ASSERT_FALSE(inputIsNotIntegerResult[i]);
+	    
+    }
+	    
+}
+#endif // TEST