Tests: Move AK tests to Tests/AK

Tests/AK/TestJSON.cpp

@@ -0,0 +1,100 @@
+/*
+ * Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#include <LibTest/TestCase.h>
+
+#include <AK/HashMap.h>
+#include <AK/JsonArray.h>
+#include <AK/JsonObject.h>
+#include <AK/JsonValue.h>
+#include <AK/String.h>
+#include <AK/StringBuilder.h>
+
+TEST_CASE(load_form)
+{
+    FILE* fp = fopen("test.frm", "r");
+    VERIFY(fp);
+
+    StringBuilder builder;
+    for (;;) {
+        char buffer[1024];
+        if (!fgets(buffer, sizeof(buffer), fp))
+            break;
+        builder.append(buffer);
+    }
+
+    fclose(fp);
+
+    JsonValue form_json = JsonValue::from_string(builder.to_string()).value();
+
+    EXPECT(form_json.is_object());
+
+    auto name = form_json.as_object().get("name").to_string();
+
+    EXPECT_EQ(name, "Form1");
+
+    auto widgets = form_json.as_object().get("widgets").as_array();
+
+    widgets.for_each([&](const JsonValue& widget_value) {
+        auto& widget_object = widget_value.as_object();
+        auto widget_class = widget_object.get("class").as_string();
+        widget_object.for_each_member([&]([[maybe_unused]] auto& property_name, [[maybe_unused]] const JsonValue& property_value) {
+        });
+    });
+}
+
+TEST_CASE(json_empty_string)
+{
+    auto json = JsonValue::from_string("\"\"").value();
+    EXPECT_EQ(json.type(), JsonValue::Type::String);
+    EXPECT_EQ(json.as_string().is_null(), false);
+    EXPECT_EQ(json.as_string().is_empty(), true);
+}
+
+TEST_CASE(json_string)
+{
+    auto json = JsonValue::from_string("\"A\"").value();
+    EXPECT_EQ(json.type(), JsonValue::Type::String);
+    EXPECT_EQ(json.as_string().is_null(), false);
+    EXPECT_EQ(json.as_string().length(), size_t { 1 });
+    EXPECT_EQ(json.as_string() == "A", true);
+}
+
+TEST_CASE(json_utf8_character)
+{
+    auto json = JsonValue::from_string("\"\\u0041\"").value();
+    EXPECT_EQ(json.type(), JsonValue::Type::String);
+    EXPECT_EQ(json.as_string().is_null(), false);
+    EXPECT_EQ(json.as_string().length(), size_t { 1 });
+    EXPECT_EQ(json.as_string() == "A", true);
+}
+
+TEST_CASE(json_utf8_multibyte)
+{
+    auto json = JsonValue::from_string("\"š\"").value();
+    EXPECT_EQ(json.type(), JsonValue::Type::String);
+    EXPECT_EQ(json.as_string().is_null(), false);
+    EXPECT_EQ(json.as_string().length(), size_t { 2 });
+    EXPECT_EQ(json.as_string() == "š", true);
+    EXPECT_EQ(json.as_string() == "\xc5\xa1", true);
+}
+
+TEST_CASE(json_64_bit_value)
+{
+    auto big_value = 0x12345678aabbccddull;
+    JsonValue big_json_value(big_value);
+    JsonValue big_json_value_copy = big_json_value;
+    EXPECT_EQ(big_json_value.as_u64(), big_json_value_copy.as_u64());
+}
+
+TEST_CASE(json_duplicate_keys)
+{
+    JsonObject json;
+    json.set("test", "foo");
+    json.set("test", "bar");
+    json.set("test", "baz");
+    EXPECT_EQ(json.to_string(), "{\"test\":\"baz\"}");
+}