From 256a9808276e420bc7ee6168f04ab31b6cfe4d44 Mon Sep 17 00:00:00 2001
From: Jean-Michel Vedrine <vedrine@vedrine.org>
Date: Mon, 1 Jan 2018 18:20:43 +0100
Subject: Use Postgres for tests

---
 .travis.yml           | 2 +-
 tests/parser_test.php | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index d128d80..8c7fc69 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -16,7 +16,7 @@ addons:
   postgresql: "9.3"
 
 env: 
-  - MOODLE_BRANCH=MOODLE_32_STABLE DB=mysqli IGNORE_PATHS=mobile_src
+  - MOODLE_BRANCH=MOODLE_32_STABLE DB=pgsql IGNORE_PATHS=mobile_src
 
 before_install:
   - phpenv config-rm xdebug.ini
diff --git a/tests/parser_test.php b/tests/parser_test.php
index fa5fa0f..71a9d77 100644
--- a/tests/parser_test.php
+++ b/tests/parser_test.php
@@ -43,7 +43,7 @@ class qtype_algebra_parser_test extends advanced_testcase {
 
         $expr = $p->parse('sin(2x) + cos(3y)');
         $this->assertEquals(array('x', 'y'), $expr->get_variables());
-        $this->assertEquals(array('cos', 'sin'),  $expr->get_functions());
-        $this->assertEquals('\sin(2 x_{}) + \cos(3 y_{}', $exp->tex());
+        $this->assertEquals(array('sin', 'cos'),  $expr->get_functions());
+        $this->assertEquals('\sin \left( 2 x_{} \right) + \cos \left( 3 y_{} \right)', $expr->tex());
     }
 }
-- 
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