New SCL completion implementation

[simantics/platform.git] / tests / org.simantics.scl.compiler.tests / src / org / simantics / scl / compiler / tests / completions / TestPrefixUtil.java

diff --git a/tests/org.simantics.scl.compiler.tests/src/org/simantics/scl/compiler/tests/completions/TestPrefixUtil.java b/tests/org.simantics.scl.compiler.tests/src/org/simantics/scl/compiler/tests/completions/TestPrefixUtil.java
new file mode 100644 (file)
index 0000000..e61d22a
--- /dev/null
+++ b/tests/org.simantics.scl.compiler.tests/src/org/simantics/scl/compiler/tests/completions/TestPrefixUtil.java
@@ -0,0 +1,22 @@
+package org.simantics.scl.compiler.tests.completions;
+
+import org.junit.Assert;
+import org.junit.Test;
+import org.simantics.scl.compiler.completions.PrefixUtil;
+
+
+public class TestPrefixUtil {
+    @Test
+    public void testFindPrefix() {
+        Assert.assertEquals("aaa", PrefixUtil.findPrefix("aaa aaab bbb", 7));
+        Assert.assertEquals("aaa.aaa", PrefixUtil.findPrefix("aaa.aaab bbb", 7));
+        Assert.assertEquals("a3a.a3a", PrefixUtil.findPrefix("a3a.a3ab bbb", 7));
+        Assert.assertEquals("aaa", PrefixUtil.findPrefix("aa .aaab bbb", 7));
+    }
+    
+    @Test
+    public void testSplitPrefix() {
+        Assert.assertArrayEquals(new String[] {"aa", "bb", "cc"}, PrefixUtil.splitPrefix("aa.bb.cc"));
+        Assert.assertArrayEquals(new String[] {"aa", "bb", ""}, PrefixUtil.splitPrefix("aa.bb."));
+    }
+}