FINERACT-2421: Add unit tests for SQLBuilder

[airajena]

Description

Adds comprehensive unit tests for SQLBuilder - a security utility that builds SQL WHERE clauses without SQL injection risk.

Changes

• 18 test methods covering:
  • Valid operators (=, <, >, <=, >=, <>, LIKE)
  • Validation (null, empty, invalid column names, invalid operators)
  • WhereLogicalOperator (AND, OR)
  • Edge cases (table prefixes, underscores, dashes)

Related Issue

FINERACT-2421

[Aman-Mittal]

LGTM, It would be recommended to add JAVADOC for this

[airajena]

LGTM, It would be recommended to add JAVADOC for this

Done

[Aman-Mittal]

LGTM, It would be recommended to add JAVADOC for this

Done

please also squash your commits into 1 commit

[airajena]

LGTM, It would be recommended to add JAVADOC for this

Done

please also squash your commits into 1 commit

Done

[adamsaghy]

Please run:
./gradlew spotlessApply spotbugsMain spotbugsTest checkstyleMain checkstyleTest

[airajena]

Please run: ./gradlew spotlessApply spotbugsMain spotbugsTest checkstyleMain checkstyleTest

@adamsaghy Running ./gradlew spotlessApply locally results in a SocketTimeoutException when downloading the Eclipse Groovy formatter.
The unit tests pass locally. Could you please check if the CI failures are related to this network issue and potentially re-trigger the workflows?

[adamsaghy]

Please run: ./gradlew spotlessApply spotbugsMain spotbugsTest checkstyleMain checkstyleTest

@adamsaghy Running ./gradlew spotlessApply locally results in a SocketTimeoutException when downloading the Eclipse Groovy formatter. The unit tests pass locally. Could you please check if the CI failures are related to this network issue and potentially re-trigger the workflows?

Its not timeout issue at CI. Please make sure to run locally this command till it got successfully executed!

[adamsaghy]

For more on this, please refer to https://docs.gradle.org/8.14.3/userguide/command_line_interface.html#sec:command_line_warnings in the Gradle documentation.
168 actionable tasks: 147 executed, 5 from cache, 16 up-to-date
FAILURE: Build failed with an exception.

* What went wrong:
Execution failed for task ':fineract-core:spotlessJavaCheck'.
> The following files had format violations:
      src/test/java/org/apache/fineract/infrastructure/security/utils/SQLBuilderTest.java
          @@ -25,8 +25,8 @@
           /**
           ·*·Unit·tests·for·{@link·SQLBuilder}.
           ·*·<p>
          -·*·Tests·the·SQL·WHERE·clause·builder·utility·that·prevents·SQL·injection
          -·*·by·validating·column·names,·operators,·and·using·parameterized·queries.
          +·*·Tests·the·SQL·WHERE·clause·builder·utility·that·prevents·SQL·injection·by·validating·column·names,·operators,·and
          +·*·using·parameterized·queries.
           ·*·</p>
           ·*/
           class·SQLBuilderTest·{
  Run './gradlew spotlessApply spotbugsMain spotbugsTest checkstyleMain checkstyleTest' to fix these violations.

* Try:
> Run with --stacktrace option to get the stack trace.