Escape SQL LIKE wildcards in queries (CPS-1760 #1)

If '%' and '_' are used in the contains-condition of a CpsPath query,
incorrect results will be returned. For example:
  /bookstore/categories[contains(@code, "%")]
Special characters in the contains-condition value must be escaped.

Issue-ID: CPS-1762
Signed-off-by: danielhanrahan <daniel.hanrahan@est.tech>
Change-Id: I2fdd5a26433d510cd7d6af5b734a6779b537d63d

1 files changed, 11 insertions, 0 deletions

diff --git a/integration-test/src/test/groovy/org/onap/cps/integration/functional/CpsQueryServiceIntegrationSpec.groovy b/integration-test/src/test/groovy/org/onap/cps/integration/functional/CpsQueryServiceIntegrationSpec.groovy
index fa0b82045..0cb3200f8 100644
--- a/integration-test/src/test/groovy/org/onap/cps/integration/functional/CpsQueryServiceIntegrationSpec.groovy
+++ b/integration-test/src/test/groovy/org/onap/cps/integration/functional/CpsQueryServiceIntegrationSpec.groovy
@@ -339,4 +339,15 @@ class CpsQueryServiceIntegrationSpec extends FunctionalSpecBase {
             'incomplete absolute 1 list entry'    | '/categories[@code="3"]'                || 0
     }
 
+    def 'Cps Path query should ignore special characters: #scenario.'() {
+        when: 'a query is executed to get data nodes by the given cps path'
+            def result = objectUnderTest.queryDataNodes(FUNCTIONAL_TEST_DATASPACE_1, BOOKSTORE_ANCHOR_1, cpsPath, INCLUDE_ALL_DESCENDANTS)
+        then: 'no data nodes are returned'
+            assert result.isEmpty()
+        where:
+            scenario                                   | cpsPath
+            '  sql wildcard in contains-condition'     | '/bookstore/categories[@code="1"]/books[contains(@title, "%")]'
+            'regex wildcard in contains-condition'     | '/bookstore/categories[@code="1"]/books[contains(@title, ".*")]'
+    }
+
 }