tap tests: replace 'master' with 'primary'.

We've largely replaced master with primary in docs etc, but tap test
still widely used master.

Author: Andres Freund
Reviewed-By: David Steele
Discussion: https://postgr.es/m/20200615182235.x7lch5n6kcjq4aue@alap3.anarazel.de

2 files changed, 8 insertions, 8 deletions

diff --git a/src/test/perl/PostgresNode.pm b/src/test/perl/PostgresNode.pm
index 1407359aef6..b216bbbe4bb 100644
--- a/src/test/perl/PostgresNode.pm
+++ b/src/test/perl/PostgresNode.pm
@@ -1822,11 +1822,11 @@ sub run_log
 
 Look up WAL locations on the server:
 
- * insert location (master only, error on replica)
- * write location (master only, error on replica)
- * flush location (master only, error on replica)
- * receive location (always undef on master)
- * replay location (always undef on master)
+ * insert location (primary only, error on replica)
+ * write location (primary only, error on replica)
+ * flush location (primary only, error on replica)
+ * receive location (always undef on primary)
+ * replay location (always undef on primary)
 
 mode must be specified.
 
@@ -1876,7 +1876,7 @@ poll_query_until timeout.
 
 Requires that the 'postgres' db exists and is accessible.
 
-target_lsn may be any arbitrary lsn, but is typically $master_node->lsn('insert').
+target_lsn may be any arbitrary lsn, but is typically $primary_node->lsn('insert').
 If omitted, pg_current_wal_lsn() is used.
 
 This is not a test. It die()s on failure.
@@ -1935,7 +1935,7 @@ This is not a test. It die()s on failure.
 
 If the slot is not active, will time out after poll_query_until's timeout.
 
-target_lsn may be any arbitrary lsn, but is typically $master_node->lsn('insert').
+target_lsn may be any arbitrary lsn, but is typically $primary_node->lsn('insert').
 
 Note that for logical slots, restart_lsn is held down by the oldest in-progress tx.
 
diff --git a/src/test/perl/README b/src/test/perl/README
index c61c3f5e942..fd9394957f7 100644
--- a/src/test/perl/README
+++ b/src/test/perl/README
@@ -48,7 +48,7 @@ Each test script should begin with:
 then it will generally need to set up one or more nodes, run commands
 against them and evaluate the results. For example:
 
-    my $node = PostgresNode->get_new_node('master');
+    my $node = PostgresNode->get_new_node('primary');
     $node->init;
     $node->start;