From: biopete <biopete@invalid>
Date: Mon, 3 Jul 2006 18:43:33 +0000 (+0000)
Subject: test for various column info stuff.
X-Git-Tag: 2.11~19
X-Git-Url: https://git.decadent.org.uk/gitweb/?a=commitdiff_plain;h=b550cf6041017b7ba7486661a1a22e592430e962;p=maypole.git

test for various column info stuff.


git-svn-id: http://svn.maypole.perl.org/Maypole/trunk@501 48953598-375a-da11-a14b-00016c27c3ee
---

diff --git a/t/db_colinfo.t b/t/db_colinfo.t
new file mode 100755
index 0000000..ed54fd7
--- /dev/null
+++ b/t/db_colinfo.t
@@ -0,0 +1,157 @@
+#!/usr/bin/perl -w
+use Test::More;
+use lib 'ex'; # Where BeerDB should live
+BEGIN {
+   plan tests => 26;
+    
+}
+
+$db     	= 'test';
+$dbuser 	= 'test'; 
+$dbpasswd   = '';
+$table = "beer_test";
+$sql = "
+create table $table (
+    id integer auto_increment primary key,
+    name char(30),
+    url varchar(120),
+    score smallint(2),
+    price decimal(3,2),
+    abv varchar(10),
+	image blob, 
+    notes text,
+    tasted date  NOT NULL,
+    created timestamp default CURRENT_TIMESTAMP,
+	modified datetime  default NULL,
+    style mediumint(8) default 1,
+    brewery integer default NULL
+);";
+
+# correct column types and the ones we test
+%correct_types = (
+    id 			=> 	'int(11)', # mysql 4.1 stores this for 'integer' 
+	brewery 	=> 	'int(11)',
+    style 		=> 	'mediumint(8)',
+    name 		=> 	'char(30)',
+    url 		=>  'varchar(120)',
+    tasted 		=>	'date',
+    created 	=>	'timestamp',
+	modified 	=>	'datetime',
+    score 		=>	'smallint(2)',
+    price 		=> 	'decimal(3,2)',
+    abv 		=>	'varchar(10)',
+    notes 		=> 'text',
+	image 		=>	'blob',
+);
+
+# Runs tests on column_* method of $class using %correct data hash  
+# usage: run_method_tests ($class, $method, %correct);
+sub run_method_tests { 
+	($class, $method,  %correct)  = @_;
+	for $col (sort keys %correct) {
+		$val = $class->$method($col);
+
+		# Hacks for various val types
+		$val = lc $val if $method eq 'column_type'; 				
+
+		is($val,  $correct{$col},"$method $col is $val"); 
+	}
+}
+
+		 
+# mysql test
+
+# Make test class 
+package BeerDB::BeerTestmysql;
+use base Maypole::Model::CDBI;
+
+package main;
+
+$DB_Class = 'BeerDB::BeerTestmysql';
+eval {$DB_Class->connection("dbi:mysql:$db", "$dbuser", "$dbpasswd"); };
+$err = $@;
+$skip_msg = "Could not connect to MySQL using database 'test', username 'test', and password ''. Check privelages and try again.";
+$skip_howmany = 13;
+
+SKIP: {
+   	skip $skip_msg, $skip_howmany  if $err; 
+ 
+	$DB_Class->db_Main->do("drop table if exists $table;");
+	$DB_Class->db_Main->do($sql);
+	$DB_Class->table($table); 
+	run_method_tests($DB_Class,'column_type', %correct_types);
+	#run_method_tests($DB_Class,'column_default', %correct_defaults);
+	#run_method_tests($DB_Class,'column_nullable', %correct_defaults);
+};
+
+# SQLite  test
+
+package BeerDB::BeerTestsqlite;
+use base Maypole::Model::CDBI;
+package main;
+
+$DB_Class = 'BeerDB::BeerTestsqlite';
+
+#unlink "t/test.db";
+if ( !-e "t/test.db" ) {
+	eval {make_sqlite_db($sql)};
+	$err = $@;
+	if ($err) { print "Skipping sql tests because couldnt make sqlite test db
+		because of error $err"; exit; };
+}
+
+my $driver = sqlite_driver();
+eval { $DB_Class->connection("dbi:$driver:dbname='t/test.db'");};
+$err = $@;
+if ($err) { die "CDBI connection error: $err"; }
+$skip_msg = "Could not connect to SQLite database 't/test.db'";
+$skip_howmany = 13;
+
+SKIP: {
+   	skip $skip_msg, $skip_howmany  if $err; 
+	$DB_Class->table($table); 
+	run_method_tests($DB_Class,'column_type', %correct_types);
+	#run_method_tests($DB_Class,'column_default', %correct_defaults);
+	#run_method_tests($DB_Class,'column_nullable', %correct_defaults);
+
+};
+
+
+
+
+# Helper methods, TODO -- put these somewhere where tests can use them.
+
+# returns "best" available sqlite driver or dies
+sub sqlite_driver { 
+    my $driver = 'SQLite';
+    eval { require DBD::SQLite } or do {
+        print "Error loading DBD::SQLite, trying DBD::SQLite2\n";
+        eval {require DBD::SQLite2} ? $driver = 'SQLite2'
+            : die "DBD::SQLite2 is not installed";
+   };
+	return $driver;
+}
+
+
+# make_sqlite_db -- makes an sqlite database from params
+# usage -- make_sqlite_db($sql [, $dbname ]);   
+sub make_sqlite_db {
+	my ($sql, $dbname) = @_;
+	die "Must provide SQL string" unless length $sql;
+	$dbname ||= 't/test.db';
+	print "Making SQLite DB $dbname\n";
+    my $driver = sqlite_driver; 
+    require DBI;
+    my $dbh = DBI->connect("dbi:$driver:dbname=$dbname");
+
+    for my $statement ( split /;/, $sql ) {
+        $statement =~ s/\#.*$//mg;           # strip # comments
+        $statement =~ s/auto_increment//g;
+        next unless $statement =~ /\S/;
+        eval { $dbh->do($statement) };
+        die "$@: $statement" if $@;
+    }
+	$dbh->disconnect;
+	print "Successfully made  SQLite DB $dbname\n";
+	return 1;
+}