Merge pull request #88 from devenbansod/fix_pma_12100

Add parsing of CASE Expressions

1 files changed, 88 insertions, 0 deletions

diff --git a/tests/Components/CaseExpressionTest.php b/tests/Components/CaseExpressionTest.php
new file mode 100644
index 0000000..8746909
--- /dev/null
+++ b/tests/Components/CaseExpressionTest.php
@@ -0,0 +1,88 @@
+<?php
+
+namespace SqlParser\Tests\Components;
+
+use SqlParser\Parser;
+use SqlParser\Components\CaseExpression;
+
+use SqlParser\Tests\TestCase;
+
+class CaseExpressionTest extends TestCase
+{
+
+    public function testParseBuild()
+    {
+        $caseExprQuery = 'case 1 when 1 then "Some" else "Other" end';
+        $component = CaseExpression::parse(
+            new Parser(),
+            $this->getTokensList($caseExprQuery));
+        $this->assertEquals(
+            CaseExpression::build($component),
+            'CASE 1 WHEN 1 THEN "Some" ELSE "Other" END'
+        );
+    }
+
+    public function testParseBuild2()
+    {
+        $caseExprQuery = 'case when 1=1 then "India" else "Other" end';
+        $component = CaseExpression::parse(
+            new Parser(),
+            $this->getTokensList($caseExprQuery));
+        $this->assertEquals(
+            CaseExpression::build($component),
+            'CASE WHEN 1=1 THEN "India" ELSE "Other" END'
+        );
+    }
+
+    public function testParseBuild3()
+    {
+        $caseExprQuery = 'case 1 when 1 then "Some" '
+            . 'when 2 then "SomeOther" else "Other" end';
+        $component = CaseExpression::parse(
+            new Parser(),
+            $this->getTokensList($caseExprQuery));
+        $this->assertEquals(
+            CaseExpression::build($component),
+            'CASE 1 WHEN 1 THEN "Some" WHEN 2 THEN "SomeOther" ELSE "Other" END'
+        );
+    }
+
+    public function testParseBuild4()
+    {
+        $caseExprQuery = 'case 1 when 1 then "Some" '
+            . 'when 2 then "SomeOther" end';
+        $component = CaseExpression::parse(
+            new Parser(),
+            $this->getTokensList($caseExprQuery));
+        $this->assertEquals(
+            CaseExpression::build($component),
+            'CASE 1 WHEN 1 THEN "Some" WHEN 2 THEN "SomeOther" END'
+        );
+    }
+
+    public function testParseBuild5()
+    {
+        $caseExprQuery = 'case when 1=1 then "Some" '
+            . 'when 1=2 then "SomeOther" else "Other" end';
+        $component = CaseExpression::parse(
+            new Parser(),
+            $this->getTokensList($caseExprQuery));
+        $this->assertEquals(
+            CaseExpression::build($component),
+            'CASE WHEN 1=1 THEN "Some" WHEN 1=2 THEN "SomeOther" ELSE "Other" END'
+        );
+    }
+
+    public function testParseBuild6()
+    {
+        $caseExprQuery = 'case when 1=1 then "Some" '
+            . 'when 1=2 then "SomeOther" end';
+        $component = CaseExpression::parse(
+            new Parser(),
+            $this->getTokensList($caseExprQuery));
+        $this->assertEquals(
+            CaseExpression::build($component),
+            'CASE WHEN 1=1 THEN "Some" WHEN 1=2 THEN "SomeOther" END'
+        );
+    }
+}