1 files changed, 95 insertions, 0 deletions
diff --git a/tests/phpunit/languages/utils/CLDRPluralRuleEvaluatorTest.php b/tests/phpunit/languages/utils/CLDRPluralRuleEvaluatorTest.php
new file mode 100644
index 00000000..033164b0
--- /dev/null
+++ b/tests/phpunit/languages/utils/CLDRPluralRuleEvaluatorTest.php
@@ -0,0 +1,95 @@
+<?php
+/**
+ * @author Niklas Laxström
+ * @file
+ */
+
+class CLDRPluralRuleEvaluatorTest extends MediaWikiTestCase {
+	/**
+	 * @dataProvider validTestCases
+	 */
+	function testValidRules( $expected, $rules, $number, $comment ) {
+		$result = CLDRPluralRuleEvaluator::evaluate( $number, (array) $rules );
+		$this->assertEquals( $expected, $result, $comment );
+	}
+
+	/**
+	 * @dataProvider invalidTestCases
+	 * @expectedException CLDRPluralRuleError
+	 */
+	function testInvalidRules( $rules, $comment ) {
+		CLDRPluralRuleEvaluator::evaluate( 1, (array) $rules );
+	}
+
+	function validTestCases() {
+		$tests = array(
+			# expected, number, rule, comment
+			array( 0, 'n is 1', 1, 'integer number and is' ),
+			array( 0, 'n is 1', "1", 'string integer number and is' ),
+			array( 0, 'n is 1', 1.0, 'float number and is' ),
+			array( 0, 'n is 1', "1.0", 'string float number and is' ),
+			array( 1, 'n is 1', 1.1, 'float number and is' ),
+			array( 1, 'n is 1', 2, 'float number and is' ),
+
+			array( 0, 'n in 1,3,5',     3, '' ),
+			array( 1, 'n not in 1,3,5', 5, '' ),
+
+			array( 1, 'n in 1,3,5',     2, '' ),
+			array( 0, 'n not in 1,3,5', 4, '' ),
+
+			array( 0, 'n in 1..3',      2, '' ),
+			array( 0, 'n in 1..3',      3, 'in is inclusive' ),
+			array( 1, 'n in 1..3',      0, '' ),
+
+			array( 1, 'n not in 1..3',      2, '' ),
+			array( 1, 'n not in 1..3',      3, 'in is inclusive' ),
+			array( 0, 'n not in 1..3',      0, '' ),
+
+			array( 1, 'n is not 1 and n is not 2 and n is not 3', 1, 'and relation' ),
+			array( 0, 'n is not 1 and n is not 2 and n is not 4', 3, 'and relation' ),
+
+			array( 0, 'n is not 1 or n is 1', 1, 'or relation' ),
+			array( 1, 'n is 1 or n is 2', 3, 'or relation' ),
+
+			array( 0, 'n              is      1', 1, 'extra whitespace' ),
+
+			array( 0, 'n mod 3 is 1', 7, 'mod' ),
+			array( 0, 'n mod 3 is not 1', 4.3, 'mod with floats' ),
+
+			array( 0, 'n within 1..3', 2, 'within with integer' ),
+			array( 0, 'n within 1..3', 2.5, 'within with float' ),
+			array( 0, 'n in 1..3', 2, 'in with integer' ),
+			array( 1, 'n in 1..3', 2.5, 'in with float' ),
+
+			array( 0, 'n in 3 or n is 4 and n is 5', 3, 'and binds more tightly than or' ),
+			array( 1, 'n is 3 or n is 4 and n is 5', 4, 'and binds more tightly than or' ),
+
+			array( 0, 'n mod 10 in 3..4,9 and n mod 100 not in 10..19,70..79,90..99', 24, 'breton rule' ),
+			array( 1, 'n mod 10 in 3..4,9 and n mod 100 not in 10..19,70..79,90..99', 25, 'breton rule' ),
+
+			array( 0, 'n within 0..2 and n is not 2', 0, 'french rule' ),
+			array( 0, 'n within 0..2 and n is not 2', 1, 'french rule' ),
+			array( 0, 'n within 0..2 and n is not 2', 1.2, 'french rule' ),
+			array( 1, 'n within 0..2 and n is not 2', 2, 'french rule' ),
+
+			array( 1, 'n in 3..10,13..19', 2, 'scottish rule - ranges with comma' ),
+			array( 0, 'n in 3..10,13..19', 4, 'scottish rule - ranges with comma' ),
+			array( 1, 'n in 3..10,13..19', 12.999, 'scottish rule - ranges with comma' ),
+			array( 0, 'n in 3..10,13..19', 13, 'scottish rule - ranges with comma' ),
+
+			array( 0, '5 mod 3 is n', 2, 'n as result of mod - no need to pass' ),
+		);
+
+		return $tests;
+	}
+
+	function invalidTestCases() {
+		$tests = array(
+			array( 'n mod mod 5 is 1', 'mod mod' ),
+			array( 'n', 'just n' ),
+			array( 'n is in 5', 'is in' ),
+		);
+		return $tests;
+	}
+
+}