Add some basic invalid dictionaries to test

test/data/dictionaries/invalid-dictionary1/index.json

@@ -0,0 +1,7 @@
+{
+    "title": "Invalid Dictionary 1",
+    "format": 0,
+    "revision": "test",
+    "sequenced": true,
+    "description": "Invalid format number"
+}

test/data/dictionaries/invalid-dictionary2/index.json

@@ -0,0 +1,7 @@
+{
+    "title": "Invalid Dictionary 2",
+    "format": 3,
+    "revision": "test",
+    "sequenced": true,
+    "description": "Empty entry in kanji bank"
+}

test/data/dictionaries/invalid-dictionary2/kanji_bank_1.json

@@ -0,0 +1,3 @@
+[
+    []
+]

test/data/dictionaries/invalid-dictionary3/index.json

@@ -0,0 +1,7 @@
+{
+    "title": "Invalid Dictionary 3",
+    "format": 3,
+    "revision": "test",
+    "sequenced": true,
+    "description": "Invalid type entry in kanji meta bank"
+}

test/data/dictionaries/invalid-dictionary3/kanji_meta_bank_1.json

@@ -0,0 +1 @@
+{}

test/data/dictionaries/invalid-dictionary4/index.json

@@ -0,0 +1,7 @@
+{
+    "title": "Invalid Dictionary 4",
+    "format": 3,
+    "revision": "test",
+    "sequenced": true,
+    "description": "Invalid value as part of a tag bank entry"
+}

test/data/dictionaries/invalid-dictionary4/tag_bank_1.json

@@ -0,0 +1,3 @@
+[
+    [{"invalid": true}, "category1", 0, "tag1 notes", 0]
+]

test/data/dictionaries/invalid-dictionary5/index.json

@@ -0,0 +1,7 @@
+{
+    "title": "Invalid Dictionary 5",
+    "format": 3,
+    "revision": "test",
+    "sequenced": true,
+    "description": "Invalid type as part of a term bank entry"
+}

test/data/dictionaries/invalid-dictionary5/term_bank_1.json

@@ -0,0 +1,3 @@
+[
+    ["打", "だ", "tag1 tag2", "", 2, false, 1, "tag3 tag4 tag5"]
+]

test/data/dictionaries/invalid-dictionary6/index.json

@@ -0,0 +1,7 @@
+{
+    "title": "Invalid Dictionary 6",
+    "format": 3,
+    "revision": "test",
+    "sequenced": true,
+    "description": "Invalid root type for term meta bank"
+}

test/data/dictionaries/invalid-dictionary6/term_meta_bank_1.json

@@ -0,0 +1 @@
+false

test/test-database.js

@@ -849,6 +849,45 @@ async function testDatabase2() {
 }
 
 
+async function testDatabase3() {
+    const invalidDictionaries = [
+        'invalid-dictionary1',
+        'invalid-dictionary2',
+        'invalid-dictionary3',
+        'invalid-dictionary4',
+        'invalid-dictionary5',
+        'invalid-dictionary6'
+    ];
+
+    // Setup database
+    const database = new Database();
+    await database.prepare();
+
+    for (const invalidDictionary of invalidDictionaries) {
+        const testDictionary = yomichanTest.createTestDictionaryArchive(invalidDictionary);
+        const testDictionarySource = await testDictionary.generateAsync({type: 'string'});
+
+        let error = null;
+        try {
+            await database.importDictionary(testDictionarySource, () => {}, {});
+        } catch (e) {
+            error = e;
+        }
+
+        if (error === null) {
+            assert.ok(false, `Expected an error while importing ${invalidDictionary}`);
+        } else {
+            const prefix = 'Dictionary has invalid data';
+            const message = error.message;
+            assert.ok(typeof message, 'string');
+            assert.ok(message.startsWith(prefix), `Expected error message to start with '${prefix}': ${message}`);
+        }
+    }
+
+    await database.close();
+}
+
+
 async function main() {
     const clearTimeout = 5000;
     try {
@@ -857,6 +896,9 @@ async function main() {
 
         await testDatabase2();
         await clearDatabase(clearTimeout);
+
+        await testDatabase3();
+        await clearDatabase(clearTimeout);
     } catch (e) {
         console.log(e);
         process.exit(-1);