HOTFIX: PySpark tests should be order insensitive.

This has been messing up the SQL PySpark tests on Jenkins.

Author: Patrick Wendell <[email protected]>

Closes #1054 from pwendell/pyspark and squashes the following commits:

1eb5487 [Patrick Wendell] False change
06f062d [Patrick Wendell] HOTFIX: PySpark tests should be order insensitive

Author: pwendell

python/pyspark/sql.py

@@ -117,7 +117,7 @@ def parquetFile(self, path):
         >>> srdd = sqlCtx.inferSchema(rdd)
         >>> srdd.saveAsParquetFile(parquetFile)
         >>> srdd2 = sqlCtx.parquetFile(parquetFile)
-        >>> srdd.collect() == srdd2.collect()
+        >>> sorted(srdd.collect()) == sorted(srdd2.collect())
         True
         """
         jschema_rdd = self._ssql_ctx.parquetFile(path)
@@ -141,7 +141,7 @@ def table(self, tableName):
         >>> srdd = sqlCtx.inferSchema(rdd)
         >>> sqlCtx.registerRDDAsTable(srdd, "table1")
         >>> srdd2 = sqlCtx.table("table1")
-        >>> srdd.collect() == srdd2.collect()
+        >>> sorted(srdd.collect()) == sorted(srdd2.collect())
         True
         """
         return SchemaRDD(self._ssql_ctx.table(tableName), self)
@@ -293,7 +293,7 @@ def saveAsParquetFile(self, path):
         >>> srdd = sqlCtx.inferSchema(rdd)
         >>> srdd.saveAsParquetFile(parquetFile)
         >>> srdd2 = sqlCtx.parquetFile(parquetFile)
-        >>> srdd2.collect() == srdd.collect()
+        >>> sorted(srdd2.collect()) == sorted(srdd.collect())
         True
         """
         self._jschema_rdd.saveAsParquetFile(path)
@@ -307,7 +307,7 @@ def registerAsTable(self, name):
         >>> srdd = sqlCtx.inferSchema(rdd)
         >>> srdd.registerAsTable("test")
         >>> srdd2 = sqlCtx.sql("select * from test")
-        >>> srdd.collect() == srdd2.collect()
+        >>> sorted(srdd.collect()) == sorted(srdd2.collect())
         True
         """
         self._jschema_rdd.registerAsTable(name)