Optimize for composer package

Change the directory structure to psr-4.0 to automate loading
based on namespace.

Also fix the PHPUnit test for 6.*.

Author: swashata

composer.json

@@ -5,9 +5,8 @@
 		"phpunit/phpunit": "^6.0"
 	},
 	"autoload": {
-	   "psr-0": {
-		   "ntwIndia": ""
-	   },
-	   "files": ["ntwIndia/class-ntw-india.php"]
+	   "psr-4": {
+		   "ntwIndia\\": "src/"
+	   }
 	}
 }

phpunit.xml

@@ -2,7 +2,7 @@
 <phpunit colors="true">
 	<testsuites>
 		<testsuite name="Application Test Suite">
-			<directory>./ntwIndia/Test/</directory>
+			<directory>./test/</directory>
 		</testsuite>
 	</testsuites>
 </phpunit>

ntwIndia/class-ntw-india.php src/NTW_India.phpntwIndia/class-ntw-india.php renamed to src/NTW_India.php

@@ -6,7 +6,7 @@
  * PHP Library
  *
  * @author Swashata Ghosh <swashata@iptms.co>
- * @license GPLv3
+ * @license GPL-v3.0
  */
 class NTW_India {
 	/**

ntwIndia/Test/ntwIndiaTest.php test/NTW_India_Test.phpntwIndia/Test/ntwIndiaTest.php renamed to test/NTW_India_Test.php

@@ -1,10 +1,8 @@
 <?php
-namespace ntwIndia\Test;
-
 class NTW_India_Test extends \PHPUnit\Framework\TestCase {
 	public $ntw;
 
-	public function __construct() {
+	public function setUp() {
 		$this->ntw = new \ntwIndia\NTW_India();
 	}
 
@@ -37,36 +35,7 @@ public function test_more_than_hundred() {
 	}
 
 	public function test_less_than_hundred() {
-		$num_to_wd = array(
-			'0'  => 'Zero',
-			'1'  => 'One',
-			'2'  => 'Two',
-			'3'  => 'Three',
-			'4'  => 'Four',
-			'5'  => 'Five',
-			'6'  => 'Six',
-			'7'  => 'Seven',
-			'8'  => 'Eight',
-			'9'  => 'Nine',
-			'10' => 'Ten',
-			'11' => 'Eleven',
-			'12' => 'Twelve',
-			'13' => 'Thirteen',
-			'14' => 'Fourteen',
-			'15' => 'Fifteen',
-			'16' => 'Sixteen',
-			'17' => 'Seventeen',
-			'18' => 'Eighteen',
-			'19' => 'Nineteen',
-			'20' => 'Twenty',
-			'30' => 'Thirty',
-			'40' => 'Forty',
-			'50' => 'Fifty',
-			'60' => 'Sixty',
-			'70' => 'Seventy',
-			'80' => 'Eighty',
-			'90' => 'Ninety',
-		);
+		$num_to_wd = $this->get_num_to_word();
 
 		foreach ( $num_to_wd as $num => $wd ) {
 			$this->assertEquals( $wd, $this->ntw->num_to_word( $num ) );
@@ -80,7 +49,14 @@ public function test_zero_value() {
 	}
 
 	public function test_num_to_wd_small() {
-		$num_to_wd = array(
+		$num_to_wd = $this->get_num_to_word();
+		foreach ( $num_to_wd as $num => $wd ) {
+			$this->assertEquals( $wd, $this->ntw->num_to_wd_small( $num ) );
+		}
+	}
+
+	private function get_num_to_word() {
+		return array(
 			'0'  => 'Zero',
 			'1'  => 'One',
 			'2'  => 'Two',
@@ -110,9 +86,5 @@ public function test_num_to_wd_small() {
 			'80' => 'Eighty',
 			'90' => 'Ninety',
 		);
-
-		foreach ( $num_to_wd as $num => $wd ) {
-			$this->assertEquals( $wd, $this->ntw->num_to_wd_small( $num ) );
-		}
 	}
 }