Fix for HDFFV-10166 h5watch tests fail randomly to match expected output files

(1) Re-structure tests to do one "extend" action at a time
(2) Re-try test till max limit before final failure

1 files changed, 6 insertions, 32 deletions

diff --git a/hl/tools/testfiles/w-ext-two.ddl b/hl/tools/testfiles/w-ext-two.ddl
index 31df8d5..28ff075 100644
--- a/hl/tools/testfiles/w-ext-two.ddl
+++ b/hl/tools/testfiles/w-ext-two.ddl
@@ -3,35 +3,9 @@ Monitoring dataset /DSET_TWO...
 dimension 0: 4->6 (increases)
 dimension 1: 10->12 (increases)
     Data:
-        (0,10) 1, 1
-        (1,10) 1, 1
-        (2,10) 1, 1
-        (3,10) 1, 1
-        (4,0) 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
-        (5,0) 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1
-dimension 0: 6->8 (increases)
-dimension 1: 12->1 (decreases)
-    Data:
-        (6,0) 2,
-        (7,0) 2
-dimension 0: 8->10 (increases)
-dimension 1: 1->1 (unchanged)
-    Data:
-        (8,0) 3,
-        (9,0) 3
-dimension 0: 10->3 (decreases)
-dimension 1: 1->3 (increases)
-    Data:
-        (0,1) 4, 4
-        (1,1) 4, 4
-        (2,1) 4, 4
-dimension 0: 3->2 (decreases)
-dimension 1: 3->2 (decreases)
-dimension 0: 2->1 (decreases)
-dimension 1: 2->2 (unchanged)
-dimension 0: 1->1 (unchanged)
-dimension 1: 2->4 (increases)
-    Data:
-        (0,2) 7, 7
-dimension 0: 1->1 (unchanged)
-dimension 1: 4->3 (decreases)
+        (0,10) 2, 2
+        (1,10) 2, 2
+        (2,10) 2, 2
+        (3,10) 2, 2
+        (4,0) 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+        (5,0) 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2