Added unit tests for relative_modified_date, changed method signature

Changed method signature of relative_modified_date template method to
make it possible to add a fromTime to compare with, mostly to make it
possible to test it.

Added unit test for date and time cases.

1 files changed, 189 insertions, 1 deletions

diff --git a/tests/lib/template.php b/tests/lib/template.php
index fd12119da58..b4f1a4c4053 100644
--- a/tests/lib/template.php
+++ b/tests/lib/template.php
@@ -46,7 +46,6 @@ class Test_TemplateFunctions extends PHPUnit_Framework_TestCase {
 		$this->assertEquals("This is a good string!", $result);
 	}
 
-
 	public function testPrintUnescaped() {
 		$htmlString = "<script>alert('xss');</script>";
 
@@ -66,5 +65,194 @@ class Test_TemplateFunctions extends PHPUnit_Framework_TestCase {
 		$this->assertEquals("This is a good string!", $result);
 	}
 
+	// ---------------------------------------------------------------------------
+	// Test relative_modified_date with dates only
+	// ---------------------------------------------------------------------------
+	public function testRelativeDateToday(){
+		$currentTime = 1380703592;
+		$elementTime = $currentTime;
+		$result = (string)relative_modified_date($elementTime, $currentTime, true);
+
+		$this->assertEquals('today', $result);
+
+		// 2 hours ago is still today
+		$elementTime = $currentTime - 2 * 3600;
+		$result = (string)relative_modified_date($elementTime, $currentTime, true);
+
+		$this->assertEquals('today', $result);
+	}
+
+	public function testRelativeDateYesterday(){
+		$currentTime = 1380703592;
+		$elementTime = $currentTime - 24 * 3600;
+		$result = (string)relative_modified_date($elementTime, $currentTime, true);
+
+		$this->assertEquals('yesterday', $result);
+
+		// yesterday - 2 hours is still yesterday
+		$elementTime = $currentTime - 26 * 3600;
+		$result = (string)relative_modified_date($elementTime, $currentTime, true);
+
+		$this->assertEquals('yesterday', $result);
+	}
+
+	public function testRelativeDate2DaysAgo(){
+		$currentTime = 1380703592;
+		$elementTime = $currentTime - 48 * 3600;
+		$result = (string)relative_modified_date($elementTime, $currentTime, true);
+
+		$this->assertEquals('2 days ago', $result);
+
+		// 2 days ago minus 4 hours is still 2 days ago
+		$elementTime = $currentTime - 52 * 3600;
+		$result = (string)relative_modified_date($elementTime, $currentTime, true);
+
+		$this->assertEquals('2 days ago', $result);
+	}
+
+	public function testRelativeDateLastMonth(){
+		$currentTime = 1380703592;
+		$elementTime = $currentTime - 86400 * 31;
+		$result = (string)relative_modified_date($elementTime, $currentTime, true);
+
+		$this->assertEquals('last month', $result);
+
+		$elementTime = $currentTime - 86400 * 35;
+		$result = (string)relative_modified_date($elementTime, $currentTime, true);
+
+		$this->assertEquals('last month', $result);
+	}
+
+	public function testRelativeDateMonthsAgo(){
+		$currentTime = 1380703592;
+		$elementTime = $currentTime - 86400 * 60;
+		$result = (string)relative_modified_date($elementTime, $currentTime, true);
+
+		$this->assertEquals('2 months ago', $result);
+
+		$elementTime = $currentTime - 86400 * 65;
+		$result = (string)relative_modified_date($elementTime, $currentTime, true);
+
+		$this->assertEquals('2 months ago', $result);
+	}
+
+	public function testRelativeDateLastYear(){
+		$currentTime = 1380703592;
+		$elementTime = $currentTime - 86400 * 365;
+		$result = (string)relative_modified_date($elementTime, $currentTime, true);
+
+		$this->assertEquals('last year', $result);
+
+		$elementTime = $currentTime - 86400 * 450;
+		$result = (string)relative_modified_date($elementTime, $currentTime, true);
+
+		$this->assertEquals('last year', $result);
+	}
+
+	public function testRelativeDateYearsAgo(){
+		$currentTime = 1380703592;
+		$elementTime = $currentTime - 86400 * 365.25 * 2;
+		$result = (string)relative_modified_date($elementTime, $currentTime, true);
+
+		$this->assertEquals('years ago', $result);
+
+		$elementTime = $currentTime - 86400 * 365.25 * 3;
+		$result = (string)relative_modified_date($elementTime, $currentTime, true);
+
+		$this->assertEquals('years ago', $result);
+	}
 
+	// ---------------------------------------------------------------------------
+	// Test relative_modified_date with timestamps only (date + time value)
+	// ---------------------------------------------------------------------------
+
+	public function testRelativeTimeSecondsAgo(){
+		$currentTime = 1380703592;
+		$elementTime = $currentTime - 5;
+		$result = (string)relative_modified_date($elementTime, $currentTime, false);
+
+		$this->assertEquals('seconds ago', $result);
+	}
+
+	public function testRelativeTimeMinutesAgo(){
+		$currentTime = 1380703592;
+		$elementTime = $currentTime - 190;
+		$result = (string)relative_modified_date($elementTime, $currentTime, false);
+
+		$this->assertEquals('3 minutes ago', $result);
+	}
+
+	public function testRelativeTimeHoursAgo(){
+		$currentTime = 1380703592;
+		$elementTime = $currentTime - 7500;
+		$result = (string)relative_modified_date($elementTime, $currentTime, false);
+
+		$this->assertEquals('2 hours ago', $result);
+	}
+
+	public function testRelativeTime2DaysAgo(){
+		$currentTime = 1380703592;
+		$elementTime = $currentTime - 48 * 3600;
+		$result = (string)relative_modified_date($elementTime, $currentTime, false);
+
+		$this->assertEquals('2 days ago', $result);
+
+		// 2 days ago minus 4 hours is still 2 days ago
+		$elementTime = $currentTime - 52 * 3600;
+		$result = (string)relative_modified_date($elementTime, $currentTime, false);
+
+		$this->assertEquals('2 days ago', $result);
+	}
+
+	public function testRelativeTimeLastMonth(){
+		$currentTime = 1380703592;
+		$elementTime = $currentTime - 86400 * 31;
+		$result = (string)relative_modified_date($elementTime, $currentTime, false);
+
+		$this->assertEquals('last month', $result);
+
+		$elementTime = $currentTime - 86400 * 35;
+		$result = (string)relative_modified_date($elementTime, $currentTime, false);
+
+		$this->assertEquals('last month', $result);
+	}
+
+	public function testRelativeTimeMonthsAgo(){
+		$currentTime = 1380703592;
+		$elementTime = $currentTime - 86400 * 60;
+		$result = (string)relative_modified_date($elementTime, $currentTime, false);
+
+		$this->assertEquals('2 months ago', $result);
+
+		$elementTime = $currentTime - 86400 * 65;
+		$result = (string)relative_modified_date($elementTime, $currentTime, false);
+
+		$this->assertEquals('2 months ago', $result);
+	}
+
+	public function testRelativeTimeLastYear(){
+		$currentTime = 1380703592;
+		$elementTime = $currentTime - 86400 * 365;
+		$result = (string)relative_modified_date($elementTime, $currentTime, false);
+
+		$this->assertEquals('last year', $result);
+
+		$elementTime = $currentTime - 86400 * 450;
+		$result = (string)relative_modified_date($elementTime, $currentTime, false);
+
+		$this->assertEquals('last year', $result);
+	}
+
+	public function testRelativeTimeYearsAgo(){
+		$currentTime = 1380703592;
+		$elementTime = $currentTime - 86400 * 365.25 * 2;
+		$result = (string)relative_modified_date($elementTime, $currentTime, false);
+
+		$this->assertEquals('years ago', $result);
+
+		$elementTime = $currentTime - 86400 * 365.25 * 3;
+		$result = (string)relative_modified_date($elementTime, $currentTime, false);
+
+		$this->assertEquals('years ago', $result);
+	}
 }