Fix a broken test (#103)

Author: timholy

.github/workflows/CI.yml

@@ -14,6 +14,7 @@ jobs:
       matrix:
         version:
           - '1.0'
+          - '1.6'
           - '1'
 #          - 'nightly'
         os:

test/brief.jl

@@ -164,7 +164,8 @@ end
     desc_1, ret_keypoints_1 = create_descriptor(img_array_1, keypoints_1, brief_params)
     desc_2, ret_keypoints_2 = create_descriptor(img_array_2, keypoints_2, brief_params)
     matches = match_keypoints(ret_keypoints_1, ret_keypoints_2, desc_1, desc_2, 0.1)
-    @test sum(m[1] + CartesianIndex(100, 200) == m[2] for m in matches) + 1 == length(matches)
+    # Julia <=1.6 give a slightly different answer from 1.9
+    @test sum(m[1] + CartesianIndex(100, 200) == m[2] for m in matches) >= length(matches) - 1
 end
 
 @testset "Testing with Standard Images - Lena (Translation (10, 20))" begin