+/*
+ * Jalview - A Sequence Alignment Editor and Viewer ($$Version-Rel$$)
+ * Copyright (C) $$Year-Rel$$ The Jalview Authors
+ *
+ * This file is part of Jalview.
+ *
+ * Jalview is free software: you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation, either version 3
+ * of the License, or (at your option) any later version.
+ *
+ * Jalview is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+ * PURPOSE. See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Jalview. If not, see <http://www.gnu.org/licenses/>.
+ * The Jalview Authors are detailed in the 'AUTHORS' file.
+ */
package jalview.analysis;
import static org.testng.AssertJUnit.assertEquals;
+import static org.testng.AssertJUnit.assertFalse;
+import static org.testng.AssertJUnit.assertNull;
+import static org.testng.AssertJUnit.assertTrue;
import static org.testng.AssertJUnit.fail;
import jalview.analysis.SecStrConsensus.SimpleBP;
+import jalview.datamodel.SequenceFeature;
+import jalview.gui.JvOptionPane;
-import java.util.Vector;
+import java.util.List;
+import org.testng.annotations.BeforeClass;
import org.testng.annotations.Test;
+
public class RnaTest
{
- @Test(groups ={ "Functional" })
+
+ @BeforeClass(alwaysRun = true)
+ public void setUpJvOptionPane()
+ {
+ JvOptionPane.setInteractiveMode(false);
+ JvOptionPane.setMockResponse(JvOptionPane.CANCEL_OPTION);
+ }
+
+ @Test(groups = { "Functional" })
public void testGetSimpleBPs() throws WUSSParseException
{
String rna = "([{})]"; // JAL-1081 example
- Vector<SimpleBP> bps = Rna.GetSimpleBPs(rna);
+ List<SimpleBP> bps = Rna.getSimpleBPs(rna);
assertEquals(3, bps.size());
/*
* the base pairs are added in the order in which the matching base is found
+ * (popping the stack of unmatched opening brackets)
*/
assertEquals(2, bps.get(0).bp5); // {
assertEquals(3, bps.get(0).bp3); // }
assertEquals(5, bps.get(2).bp3); // ]
}
- @Test(groups ={ "Functional" })
+ @Test(groups = { "Functional" })
public void testGetSimpleBPs_unmatchedOpener()
{
String rna = "(([{})]";
try
{
- Rna.GetSimpleBPs(rna);
+ Rna.getSimpleBPs(rna);
fail("expected exception");
} catch (WUSSParseException e)
{
- // expected
+ // error reported as after end of input string
+ assertEquals(rna.length(), e.getProblemPos());
}
}
- @Test(groups ={ "Functional" })
+ @Test(groups = { "Functional" })
public void testGetSimpleBPs_unmatchedCloser()
{
- String rna = "([{})]]";
+ String rna = "([{})]]]";
+ try
+ {
+ Rna.getSimpleBPs(rna);
+ fail("expected exception");
+ } catch (WUSSParseException e)
+ {
+ // error reported as at first unmatched close
+ assertEquals(6, e.getProblemPos());
+ }
+
+ /*
+ * a variant where we have no opening bracket of the same type
+ * as the unmatched closing bracket (no stack rather than empty stack)
+ */
+ rna = "((()])";
try
{
- Rna.GetSimpleBPs(rna);
+ Rna.getSimpleBPs(rna);
fail("expected exception");
} catch (WUSSParseException e)
{
- // expected
+ assertEquals(4, e.getProblemPos());
+ }
+ }
+
+ @Test(groups = { "Functional" })
+ public void testGetRNASecStrucState()
+ {
+ assertNull(Rna.getRNASecStrucState(null));
+ for (int i = 0; i <= 255; i++)
+ {
+ String s = String.valueOf((char) i);
+ String ss = Rna.getRNASecStrucState(s);
+
+ /*
+ * valid SS chars are a-z, A-Z, and various brackets;
+ * anything else is returned as a space
+ */
+ if ((i >= 'a' && i <= 'z') || (i >= 'A' && i <= 'Z')
+ || "()[]{}<>".indexOf(s) > -1)
+ {
+ assertEquals("" + i, s, ss);
+ }
+ else
+ {
+ assertEquals(" ", ss);
+ }
+ }
+
+ /*
+ * a string is processed character by character
+ */
+ assertEquals("a [K ]z} {Q b(w)p><i",
+ Rna.getRNASecStrucState("a.[K-]z}?{Q b(w)p><i"));
+ }
+
+ /**
+ * Tests for isClosingParenthesis with char or String argument
+ */
+ @Test(groups = { "Functional" })
+ public void testIsClosingParenthesis()
+ {
+ assertFalse(Rna.isClosingParenthesis(null));
+
+ /*
+ * only a-z, )]}> are closing bracket symbols
+ */
+ for (int i = 0; i <= 255; i++)
+ {
+ boolean isClosingChar = Rna.isClosingParenthesis((char) i);
+ boolean isClosingString = Rna.isClosingParenthesis(String
+ .valueOf((char) i));
+ if ((i >= 'a' && i <= 'z') || i == ')' || i == '}' || i == ']'
+ || i == '>')
+ {
+ assertTrue(String.format("close base pair %c", i), isClosingChar);
+ assertTrue(String.format("close base pair %c", i), isClosingString);
+ }
+ else
+ {
+ assertFalse(String.format("close base pair %c", i), isClosingChar);
+ assertFalse(String.format("close base pair %c", i), isClosingString);
+ }
+ assertFalse(Rna.isClosingParenthesis(String.valueOf((char) i) + " "));
+ }
+ }
+
+ @Test(groups = { "Functional" })
+ public void testIsCanonicalOrWobblePair()
+ {
+ String bases = "acgtuACGTU";
+ for (int i = 0; i < bases.length(); i++)
+ {
+ for (int j = 0; j < bases.length(); j++)
+ {
+ char first = bases.charAt(i);
+ char second = bases.charAt(j);
+ boolean result = Rna.isCanonicalOrWobblePair(first, second);
+ String pair = new String(new char[] { first, second })
+ .toUpperCase();
+ if (pair.equals("AT") || pair.equals("TA") || pair.equals("AU")
+ || pair.equals("UA") || pair.equals("GC")
+ || pair.equals("CG") || pair.equals("GT")
+ || pair.equals("TG") || pair.equals("GU")
+ || pair.equals("UG"))
+ {
+ assertTrue(pair + " should be valid", result);
+ }
+ else
+ {
+ assertFalse(pair + " should be invalid", result);
+ }
+ }
}
}
+
+ @Test(groups = { "Functional" })
+ public void testIsCanonicalPair()
+ {
+ String bases = "acgtuACGTU";
+ for (int i = 0; i < bases.length(); i++)
+ {
+ for (int j = 0; j < bases.length(); j++)
+ {
+ char first = bases.charAt(i);
+ char second = bases.charAt(j);
+ boolean result = Rna.isCanonicalPair(first, second);
+ String pair = new String(new char[] { first, second })
+ .toUpperCase();
+ if (pair.equals("AT") || pair.equals("TA") || pair.equals("AU")
+ || pair.equals("UA") || pair.equals("GC")
+ || pair.equals("CG"))
+ {
+ assertTrue(pair + " should be valid", result);
+ }
+ else
+ {
+ assertFalse(pair + " should be invalid", result);
+ }
+ }
+ }
+ }
+
+ /**
+ * Tests for isOpeningParenthesis with char or String argument
+ */
+ @Test(groups = { "Functional" })
+ public void testIsOpeningParenthesis()
+ {
+ /*
+ * only A-Z, ([{< are opening bracket symbols
+ */
+ for (int i = 0; i <= 255; i++)
+ {
+ boolean isOpeningChar = Rna.isOpeningParenthesis((char) i);
+ boolean isOpeningString = Rna.isOpeningParenthesis(String
+ .valueOf((char) i));
+ if ((i >= 'A' && i <= 'Z') || i == '(' || i == '{' || i == '['
+ || i == '<')
+ {
+ assertTrue(String.format("Open base pair %c", i), isOpeningChar);
+ assertTrue(String.format("Open base pair %c", i), isOpeningString);
+ }
+ else
+ {
+ assertFalse(String.format("Open base pair %c", i), isOpeningChar);
+ assertFalse(String.format("Open base pair %c", i), isOpeningString);
+ }
+ assertFalse(Rna.isOpeningParenthesis(String.valueOf((char) i) + " "));
+ }
+ }
+
+ @Test(groups = { "Functional" })
+ public void testGetMatchingOpeningParenthesis() throws WUSSParseException
+ {
+ for (int i = 0; i <= 255; i++)
+ {
+ boolean isClosing = Rna.isClosingParenthesis((char) i);
+ if (isClosing)
+ {
+ char opening = Rna.getMatchingOpeningParenthesis((char) i);
+ if (i >= 'a' && i <= 'z')
+ {
+ assertEquals(i + 'A' - 'a', opening);
+ }
+ else if (i == ')' && opening == '(' || i == ']' && opening == '['
+ || i == '}' && opening == '{' || i == '>' && opening == '<')
+ {
+ // ok
+ }
+ else
+ {
+ fail("Got " + opening + " as opening bracket pair for "
+ + ((char) i));
+ }
+ }
+ }
+ }
+
+ /**
+ * Tests for isRnaSecondaryStructureSymbol with char or String argument
+ */
+ @Test(groups = { "Functional" })
+ public void testIsRnaSecondaryStructureSymbol()
+ {
+ assertFalse(Rna.isRnaSecondaryStructureSymbol(null));
+
+ /*
+ * only A-Z, a-z, ()[]{}<> are valid symbols
+ */
+ for (int i = 0; i <= 255; i++)
+ {
+ boolean isValidChar = Rna.isRnaSecondaryStructureSymbol((char) i);
+ boolean isValidString = Rna.isRnaSecondaryStructureSymbol(String
+ .valueOf((char) i));
+ if ((i >= 'A' && i <= 'Z') || (i >= 'a' && i <= 'z') || i == '('
+ || i == ')' || i == '{' || i == '}' || i == '[' || i == ']'
+ || i == '<' || i == '>')
+ {
+ assertTrue(String.format("close base pair %c", i), isValidChar);
+ assertTrue(String.format("close base pair %c", i), isValidString);
+ }
+ else
+ {
+ assertFalse(String.format("close base pair %c", i), isValidChar);
+ assertFalse(String.format("close base pair %c", i), isValidString);
+ }
+ assertFalse(Rna.isRnaSecondaryStructureSymbol(String
+ .valueOf((char) i) + " "));
+ }
+ }
+
+ @Test(groups = "Functional")
+ public void testGetHelixMap_oneHelix() throws WUSSParseException
+ {
+ String rna = ".(..[{.<..>}..].)";
+ SequenceFeature[] sfs = Rna.getHelixMap(rna);
+ assertEquals(4, sfs.length);
+
+ /*
+ * pairs are added in the order in which the closing bracket is found
+ * (see testGetSimpleBPs)
+ */
+ assertEquals(7, sfs[0].getBegin());
+ assertEquals(10, sfs[0].getEnd());
+ assertEquals("0", sfs[0].getFeatureGroup());
+ assertEquals(5, sfs[1].getBegin());
+ assertEquals(11, sfs[1].getEnd());
+ assertEquals("0", sfs[1].getFeatureGroup());
+ assertEquals(4, sfs[2].getBegin());
+ assertEquals(14, sfs[2].getEnd());
+ assertEquals("0", sfs[2].getFeatureGroup());
+ assertEquals(1, sfs[3].getBegin());
+ assertEquals(16, sfs[3].getEnd());
+ assertEquals("0", sfs[3].getFeatureGroup());
+ }
+
+ @Test(groups = "Functional")
+ public void testGetHelixMap_twoHelices() throws WUSSParseException
+ {
+ String rna = ".([.)]..{.<}.>";
+ SequenceFeature[] sfs = Rna.getHelixMap(rna);
+ assertEquals(4, sfs.length);
+
+ /*
+ * pairs are added in the order in which the closing bracket is found
+ * (see testGetSimpleBPs)
+ */
+ assertEquals(1, sfs[0].getBegin());
+ assertEquals(4, sfs[0].getEnd());
+ assertEquals("0", sfs[0].getFeatureGroup());
+ assertEquals(2, sfs[1].getBegin());
+ assertEquals(5, sfs[1].getEnd());
+ assertEquals("0", sfs[1].getFeatureGroup());
+ assertEquals(8, sfs[2].getBegin());
+ assertEquals(11, sfs[2].getEnd());
+ assertEquals("1", sfs[2].getFeatureGroup());
+ assertEquals(10, sfs[3].getBegin());
+ assertEquals(13, sfs[3].getEnd());
+ assertEquals("1", sfs[3].getFeatureGroup());
+ }
}