1 files changed, 114 insertions, 0 deletions

diff --git a/common/src/test/java/cz/crcs/ectester/common/CardIntegerPaddingTests.java b/common/src/test/java/cz/crcs/ectester/common/CardIntegerPaddingTests.java
new file mode 100644
index 0000000..560935f
--- /dev/null
+++ b/common/src/test/java/cz/crcs/ectester/common/CardIntegerPaddingTests.java
@@ -0,0 +1,114 @@
+package cz.crcs.ectester.common;
+
+import cz.crcs.ectester.common.ec.*;
+import cz.crcs.ectester.data.EC_Store;
+import org.junit.jupiter.api.Test;
+import org.opentest4j.AssertionFailedError;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+public class CardIntegerPaddingTests {
+
+    @Test
+    public void testKeys() {
+        EC_Store store = EC_Store.getInstance();
+        Map<String, EC_Category> categories = store.getCategories();
+        List<AssertionFailedError> errors = new ArrayList<>();
+
+        for (EC_Category category : categories.values()) {
+            Map<String, EC_Data> objects = category.getObjects();
+            List<EC_Key> keys = new ArrayList<>();
+            for (EC_Data object : objects.values()) {
+                if (object instanceof EC_Key) {
+                    EC_Key key = (EC_Key) object;
+                    keys.add(key);
+                }
+            }
+            Map<EC_Curve, List<EC_Key>> keyMap = EC_Store.mapKeyToCurve(keys);
+            for (EC_Curve curve : keyMap.keySet()) {
+                List<EC_Key> curveKeys = keyMap.get(curve);
+                int bits = curve.getBits();
+                int bytes = (bits + 7) / 8;
+                for (EC_Key key : curveKeys) {
+                    if (key instanceof EC_Key.Private) {
+                        continue;
+                    }
+                    byte[][] data = key.getData();
+                    byte[] xCoord = data[0];
+                    byte[] yCoord = data[1];
+                    try {
+                        assertEquals(bytes, xCoord.length, "Curve: " + curve.getId() + ", Key: " + category.getName() + "/" + key.getId() + " (x)");
+                    } catch (AssertionFailedError e) {
+                        errors.add(e);
+                    }
+                    try {
+                        assertEquals(bytes, yCoord.length, "Curve: " + curve.getId() + ", Key: " + category.getName() + "/" + key.getId() + " (y)");
+                    } catch (AssertionFailedError e) {
+                        errors.add(e);
+                    }
+                }
+            }
+        }
+
+        if (!errors.isEmpty()) {
+            StringBuilder sb = new StringBuilder("There were assertion errors:\n");
+            for (AssertionFailedError error : errors) {
+                sb.append(error.getMessage()).append("\n");
+            }
+            AssertionFailedError e = new AssertionFailedError(sb.toString());
+            for (AssertionFailedError error : errors) {
+                e.addSuppressed(error);
+            }
+            throw e;
+        }
+    }
+
+    @Test
+    public void testCurves() {
+        EC_Store store = EC_Store.getInstance();
+        Map<String, EC_Category> categories = store.getCategories();
+        List<AssertionFailedError> errors = new ArrayList<>();
+
+        for (EC_Category category : categories.values()) {
+            Map<String, EC_Data> objects = category.getObjects();
+            for (EC_Data object : objects.values()) {
+                if (object instanceof EC_Curve) {
+                    EC_Curve curve = (EC_Curve) object;
+                    if (curve.getField() == EC_Consts.ALG_EC_FP) {
+                        int bits = curve.getBits();
+                        int bytes = (bits + 7) / 8;
+                        byte[][] generator = curve.getParam(EC_Consts.PARAMETER_G);
+                        byte[] xCoord = generator[0];
+                        byte[] yCoord = generator[1];
+                        try {
+                            assertEquals(bytes, xCoord.length, "Curve: " + category.getName() + "/" + curve.getId() + " (generator x)");
+                        } catch (AssertionFailedError e) {
+                            errors.add(e);
+                        }
+                        try {
+                            assertEquals(bytes, yCoord.length, "Curve: " + category.getName() + "/" + curve.getId() + " (generator y)");
+                        } catch (AssertionFailedError e) {
+                            errors.add(e);
+                        }
+                    }
+                }
+            }
+        }
+
+        if (!errors.isEmpty()) {
+            StringBuilder sb = new StringBuilder("There were assertion errors:\n");
+            for (AssertionFailedError error : errors) {
+                sb.append(error.getMessage()).append("\n");
+            }
+            AssertionFailedError e = new AssertionFailedError(sb.toString());
+            for (AssertionFailedError error : errors) {
+                e.addSuppressed(error);
+            }
+            throw e;
+        }
+    }
+}