j2k: flatten test cases and testData directory structure

Move j2k/test/tests -> j2k/tests, j2k/test/testData -> j2k/testData

j2k/testData/fileOrElement/ifStatement/elseIf.java

@@ -0,0 +1,16 @@
+//method
+void foo() {
+  if (a)
+    System.out.println("a")
+  else if (b)
+    System.out.println("b")
+  else
+    System.out.println("else")
+
+  if (c) {
+    System.out.println("c")
+  }
+  else if (d) {
+    System.out.println("d")
+  }
+}

j2k/testData/fileOrElement/ifStatement/elseIf.kt

@@ -0,0 +1,14 @@
+fun foo() {
+    if (a)
+        System.out.println("a")
+    else if (b)
+        System.out.println("b")
+    else
+        System.out.println("else")
+
+    if (c) {
+        System.out.println("c")
+    } else if (d) {
+        System.out.println("d")
+    }
+}

j2k/testData/fileOrElement/ifStatement/multiLine.java

@@ -0,0 +1,3 @@
+//statement
+if (true)
+    return 1;

j2k/testData/fileOrElement/ifStatement/multiLine.kt

@@ -0,0 +1,2 @@
+if (true)
+    return 1

j2k/testData/fileOrElement/ifStatement/singleLine.java

@@ -0,0 +1,2 @@
+//statement
+if (true) return 1; else return 0;

j2k/testData/fileOrElement/ifStatement/singleLine.kt

@@ -0,0 +1 @@
+if (true) return 1 else return 0

j2k/testData/fileOrElement/ifStatement/withBlocks.java

@@ -0,0 +1,2 @@
+//statement
+if (1 > 0) {int n = 1; return n;} else {return 0;}

j2k/testData/fileOrElement/ifStatement/withBlocks.kt

@@ -0,0 +1,6 @@
+if (1 > 0) {
+    val n = 1
+    return n
+} else {
+    return 0
+}

j2k/testData/fileOrElement/ifStatement/withEmptyBlocks.java

@@ -0,0 +1,2 @@
+//statement
+if (1 > 0) {} else {}

j2k/testData/fileOrElement/ifStatement/withEmptyBlocks.kt

@@ -0,0 +1,3 @@
+if (1 > 0) {
+} else {
+}

j2k/testData/fileOrElement/ifStatement/withoutElse.java

@@ -0,0 +1,2 @@
+//statement
+if (1 > 0) {int n = 1; return n;}

j2k/testData/fileOrElement/ifStatement/withoutElse.kt

@@ -0,0 +1,4 @@
+if (1 > 0) {
+    val n = 1
+    return n
+}