package com.intellij.diff;
import com.intellij.util.ArrayUtil;
import com.intellij.util.containers.ContainerUtil;
import junit.framework.TestCase;
import java.util.ArrayList;
import java.util.List;
/**
* author: lesya
*/
public class SelectedBlockHistoryTest extends TestCase {
public void test1() {
doTest(
new String[]{"1", "2", "3"},
new String[]{"4", "5", "6"},
new String[]{"7", "8", "9"},
new String[]{"1", "2", "3"},
new String[]{"4", "52", "6"},
new String[]{"7", "8", "9"}
);
}
public void test2() {
doTest(
new String[]{"1", "1", "2", "3"},
new String[]{"4", "5", "6"},
new String[]{"7", "8", "9"},
new String[]{"1", "2", "3"},
new String[]{"4", "52", "6"},
new String[]{"7", "8", "9"}
);
}
public void test3() {
doTest(
new String[]{"1", "2", "3"},
new String[]{"4", "5", "6"},
new String[]{"7", "8", "9"},
new String[]{"1", "2", "3"},
new String[]{"4", "5", "6"},
new String[]{"7", "8", "9"}
);
}
public void test4() {
doTest(
new String[]{},
new String[]{"4", "5", "6"},
new String[]{"7", "8", "9"},
new String[]{"1", "2", "3"},
new String[]{"4", "5", "6"},
new String[]{"7", "8", "9"}
);
}
public void test5() {
doTest(
new String[]{"1", "2", "3"},
new String[]{"4", "5", "6"},
new String[]{},
new String[]{"1", "2", "3"},
new String[]{"4", "5", "6"},
new String[]{"7", "8", "9"}
);
}
public void test6() {
doTest(
new String[]{"1", "2", "3"},
new String[]{"4", "5", "6"},
new String[]{"7", "8", "9"},
new String[]{},
new String[]{"4", "5", "6"},
new String[]{"7", "8", "9"}
);
}
public void test7() {
doTest(
new String[]{"1", "2", "3"},
new String[]{"4", "5", "6"},
new String[]{"7", "8", "9"},
new String[]{"1", "2", "3"},
new String[]{"4", "5", "6"},
new String[]{}
);
}
public void test8() {
doTest(
new String[]{"1", "2", "3"},
new String[]{"4", "5", "6"},
new String[]{"7", "8", "9"},
new String[]{"1", "2", "3"},
new String[]{"44", "4", "5", "6", "66"},
new String[]{"7", "8", "9"}
);
}
public void test9() {
doTest(
new String[]{"1", "2", "3"},
new String[]{"4", "5", "6"},
new String[]{"7", "8", "9"},
new String[]{"1", "2", "3"},
new String[]{"44", "4", "55", "6", "66"},
new String[]{"7", "8", "9"}
);
}
public void test10() {
doTest(
new String[]{"0.5", "1", "3", "3.5"},
new String[]{"4", "5", "5.5", "6"},
new String[]{"6,5", "7", "8", "9", "9.5"},
new String[]{"+0.5", "1", "2", "3", "3.5+", "3.5++"},
new String[]{"4", "5", "5.5+", "6"},
new String[]{"+6,5", "++6,5", "7", "9", "9.5+", "9.5++"}
);
}
public void test11() {
doTest(
new String[]{"1", "2", "3"},
new String[]{"a", "a"},
new String[]{"7", "8", "9"},
new String[]{"1", "2", "3"},
new String[]{"b"},
new String[]{"7", "8", "9"}
);
}
public void test12() {
doTest(
new String[]{"1", "2", "3"},
new String[]{},
new String[]{"7", "8", "9"},
new String[]{"1", "2", "3"},
new String[]{"4", "5", "6"},
new String[]{"7", "8", "9"}
);
}
public void test13() {
doTest(
new String[]{"1", "2", "3"},
new String[]{"4", "5", "6"},
new String[]{"7", "8", "9"},
new String[]{},
new String[]{"4", "52", "6"},
new String[]{}
);
}
public void test14() {
doTest(
new String[]{},
new String[]{"4", "52", "6"},
new String[]{},
new String[]{"1", "2", "3"},
new String[]{"4", "5", "6"},
new String[]{"7", "8", "9"}
);
}
public void testGreediness() {
doTest(
new String[]{},
new String[]{"x", "y", "z"},
new String[]{},
new String[]{"1"},
new String[]{"2", "3"},
new String[]{"4"}
);
doTest(
new String[]{"1"},
new String[]{"0"},
new String[]{"3"},
new String[]{"1", "4"},
new String[]{"5", "0"},
new String[]{"3"}
);
doTest(
new String[]{"1", "2"},
new String[]{"3", "5", "X", "Z", "7"},
new String[]{"8", "9"},
new String[]{"1", "2"},
new String[]{"3", "4", "5", "6", "7"},
new String[]{"8", "9"}
);
doTest(
new String[]{"1"},
new String[]{"5", "X", "Z"},
new String[]{"9"},
new String[]{"1", "2"},
new String[]{"3", "4", "5", "6", "7"},
new String[]{"8", "9"}
);
doTest(
new String[]{"1"},
new String[]{"5", "X", "7"},
new String[]{"Z", "9"},
new String[]{"1", "2"},
new String[]{"3", "4", "5", "6", "7"},
new String[]{"8", "9"}
);
}
public void testEmptyPreviousText() {
doTest(
new String[]{},
new String[]{},
new String[]{},
new String[]{},
new String[]{},
new String[]{}
);
doTest(
new String[]{},
new String[]{},
new String[]{},
new String[]{},
new String[]{},
new String[]{"x"}
);
doTest(
new String[]{},
new String[]{},
new String[]{},
new String[]{"x"},
new String[]{},
new String[]{}
);
doTest(
new String[]{},
new String[]{},
new String[]{},
new String[]{},
new String[]{"x"},
new String[]{}
);
doTest(
new String[]{},
new String[]{},
new String[]{},
new String[]{"z"},
new String[]{"x"},
new String[]{"y"}
);
}
public void testEmptyCurrentRange() {
doTest(
new String[]{},
new String[]{},
new String[]{"x"},
new String[]{},
new String[]{},
new String[]{}
);
doTest(
new String[]{},
new String[]{},
new String[]{"x", "y", "z"},
new String[]{},
new String[]{},
new String[]{}
);
doTest(
new String[]{},
new String[]{},
new String[]{"x"},
new String[]{},
new String[]{},
new String[]{"z"}
);
doTest(
new String[]{},
new String[]{},
new String[]{"x"},
new String[]{},
new String[]{},
new String[]{"y", "z"}
);
doTest(
new String[]{"x"},
new String[]{},
new String[]{},
new String[]{"y"},
new String[]{},
new String[]{"z"}
);
doTest(
new String[]{"y"},
new String[]{},
new String[]{"w", "z"},
new String[]{"y"},
new String[]{},
new String[]{"z"}
);
}
public void testContent() {
Block block = new Block("0\n1\n2\n3\n4\n5\n6", 3, 7);
String blockContent = block.getBlockContent();
assertEquals("3\n4\n5\n6", blockContent);
block = new Block("0\n1\n2\n3\n4\n5\n6\n", 3, 7);
blockContent = block.getBlockContent();
assertEquals("3\n4\n5\n6", blockContent);
}
private static void doTest(
String[] beforePrevBlock,
String[] prevBlock,
String[] afterPrevBlock,
String[] beforeBlock,
String[] block,
String[] afterBlock) {
String[] prevVersion = composeVersion(beforePrevBlock, prevBlock, afterPrevBlock);
String[] currentVersion = composeVersion(beforeBlock, block, afterBlock);
Block actualBlock = new Block(currentVersion, beforeBlock.length, beforeBlock.length + block.length).createPreviousBlock(prevVersion);
Block expectedBlock = new Block(prevVersion, beforePrevBlock.length, beforePrevBlock.length + prevBlock.length);
assertEquals(expectedBlock, actualBlock);
}
private static String[] composeVersion(String[] beforeBlock, String[] block, String[] afterBlock) {
List<String> beforeList = new ArrayList<>();
ContainerUtil.addAll(beforeList, beforeBlock);
ContainerUtil.addAll(beforeList, block);
ContainerUtil.addAll(beforeList, afterBlock);
return ArrayUtil.toStringArray(beforeList);
}
}