4-3.php

<?php
require_once 'triangle.php';

class TriangleTest extends PHPUnit_Framework_TestCase
{
    public function setUp()
    {
        echo "hoge";
    }

    public function providerEquilateral()
    {
        return array(
            array(1, 1, 1),
            array(50, 50, 50),
            array(100, 100, 100)
        );
    }

    public function providerIsosceles()
    {
        return array(
            array(2, 2, 1),
            array(2, 1, 2),
            array(1, 2, 2),
            array(50, 50, 1),
            array(50, 1, 50),
            array(1, 50, 50),
            array(1, 50, 50),
            array(100, 100, 99),
            array(100, 99, 100),
            array(99, 100, 100)
        );
    }

    public function providerScalene()
    {
        return array(
            array(2, 3, 4),
            array(3, 4, 5),
            array(100, 99, 98)
        );
    }

    public function providerInvalidTriangle()
    {
        return array(
            array(0, 0, 0),
            array(0, 1, 1),
            array(1, 0, 1),
            array(1, 1, 0),
            array(-1, 1, 1),
            array(101, 100, 100),
            array(100, 101, 100),
            array(100, 100, 101),
            array(1.1, 1.1, 1.1),
            array(1.1, 1, 1),
            array(1, 1.1, 1),
            array(1, 1, 1.1),
            array(2, 1, 1),
            array(1, 2, 1),
            array(1, 1, 2),
            array(5, 7, 13),
            array(7, 13, 5),
            array(13, 5, 7),
            array(100, 99, 1),
            array(1, 100, 99),
            array(99, 1, 100),
            array(1, 2, 3, 4)
        );
    }

    /**
     * @dataProvider providerEquilateral
     */
    public function testEquilateral($a, $b, $c)
    {
        $this->assertEquals(triangle($a, $b, $c), 'equilateral');
    }
    /**
     * @dataProvider providerIsosceles
     */
    public function testIsosceles($a, $b, $c)
    {
        $this->assertEquals(triangle($a, $b, $c), 'isosceles');
    }
    /**
     * @dataProvider providerScalene
     */
    public function testScalene($a, $b, $c)
    {
        $this->assertEquals(triangle($a, $b, $c), 'scalene');
    }
    /**
     * @dataProvider providerInvalidTriangle
     */
    public function testInvalidTriangle($a, $b, $c)
    {
        $this->assertEquals(triangle($a, $b, $c), false);
    }

    public function tearDown()
    {
    }
}