Merge #550

550: Add code sample and tests for rankingScoreThreshold search parameter r=curquiza a=andre-m-dev

# Pull Request

## Related issue
Fixes #544

## What does this PR do?
rankingScoreThreshold implemented

## PR checklist
Please check if your PR fulfills the following requirements:
- [x] Does this PR fix an existing issue, or have you listed the changes applied in the PR description (and why they are needed)?
- [x] Have you read the contributing guidelines?
- [x] Have you made sure that the title is accurate and descriptive of the changes?


Co-authored-by: Andre <>
Co-authored-by: Clémentine <clementine@meilisearch.com>

.code-samples.meilisearch.yaml

@@ -653,6 +653,10 @@ update_search_cutoff_1: |-
   client.index('movies').update_search_cutoff_ms(150)
 reset_search_cutoff_1: |-
   client.index('movies').reset_search_cutoff_ms
+search_parameter_reference_ranking_score_threshold_1: |-
+  client.index('INDEX_NAME').search('badman', {
+    rankingScoreThreshold: 0.2
+  })
 search_parameter_reference_distinct_1: |-
   client.index('INDEX_NAME').search('QUERY TERMS', {
     distinct: 'ATTRIBUTE_A'

spec/meilisearch/index/search/ranking_score_threshold_spec.rb

@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+RSpec.describe 'MeiliSearch::Index - Search with rankingScoreThreshold' do
+  include_context 'search books with genre'
+
+  it 'does a custom search with rankingScoreThreshold' do
+    response = index.search('harry potter and the chamber of secrets', { rankingScoreThreshold: 0.9 })
+    expect(response['hits'].count).to be(0)
+
+    response = index.search('harry potter and the', { rankingScoreThreshold: 0.3 })
+    expect(response['hits'].count).to be(1)
+  end
+end