diff --git a/packages/engine-rn-next/src/sdk/__tests__/env.test.ts b/packages/engine-rn-next/src/sdk/__tests__/env.test.ts
new file mode 100644
index 000000000..375c742c1
--- /dev/null
+++ b/packages/engine-rn-next/src/sdk/__tests__/env.test.ts
@@ -0,0 +1,160 @@
+import { createRnvContext, fsExistsSync, getConfigProp, getContext, logWarning, parsePlugins } from '@rnv/core';
+import { EnvVars } from '../env';
+import { getExportDir } from '../runner';
+
+jest.mock('@rnv/core');
+jest.mock('path');
+jest.mock('../runner');
+
+describe('EnvVars', () => {
+    beforeEach(() => {
+        createRnvContext();
+    });
+
+    afterEach(() => {
+        jest.resetAllMocks();
+    });
+    describe('RNV_NEXT_TRANSPILE_MODULES', () => {
+        it('should return an empty array when no modules are configured', () => {
+            // GIVEN
+            jest.mocked(getConfigProp).mockReturnValueOnce(undefined);
+            //WHEN
+            const result = EnvVars.RNV_NEXT_TRANSPILE_MODULES();
+            //THEN
+            expect(result.RNV_NEXT_TRANSPILE_MODULES).toEqual([]);
+        });
+
+        it('should return configured modules', () => {
+            // GIVEN
+
+            const modules = ['module1', 'module2'];
+            jest.mocked(getConfigProp).mockReturnValueOnce(modules);
+            //WHEN
+            const result = EnvVars.RNV_NEXT_TRANSPILE_MODULES();
+            //THEN
+            expect(result.RNV_NEXT_TRANSPILE_MODULES).toEqual(modules);
+        });
+
+        it('should return modules from plugins', () => {
+            // GIVEN
+            const ctx = getContext();
+            const plugins = {
+                plugin1: { webpackConfig: { nextTranspileModules: ['module3'] } },
+            };
+            ctx.paths.project.dir = '/path/to/project';
+            ctx.platform = 'web';
+            ctx.buildConfig.plugins = plugins;
+
+            jest.mocked(getConfigProp).mockReturnValueOnce(undefined);
+            jest.mocked(parsePlugins).mockImplementationOnce((cb) => {
+                Object.keys(plugins).forEach((key) => {
+                    cb(plugins[key], {}, key);
+                });
+            });
+            //WHEN
+            const result = EnvVars.RNV_NEXT_TRANSPILE_MODULES();
+            //THEN
+            expect(result.RNV_NEXT_TRANSPILE_MODULES).toEqual(['plugin1', 'module3']);
+        });
+    });
+
+    describe('NEXT_BASE', () => {
+        it('should return NEXT_BASE variables', () => {
+            //GIVEN
+            const ctx = getContext();
+            ctx._currentTask = 'export';
+            const pagesDir = 'custom/pages';
+            jest.mocked(getConfigProp).mockReturnValueOnce(pagesDir);
+            jest.mocked(fsExistsSync).mockReturnValueOnce(true);
+            jest.mocked(getExportDir).mockReturnValue('/path/to/export');
+            //WHEN
+            const result = EnvVars.NEXT_BASE();
+            //THEN
+            expect(result).toEqual({
+                NEXT_PAGES_DIR: pagesDir,
+                NEXT_DIST_DIR: '/path/to/export',
+                NEXT_EXPORT: true,
+            });
+        });
+
+        it('should log warning if custom pagesDir does not exist', () => {
+            //GIVEN
+            const ctx = getContext();
+            ctx._currentTask = 'export';
+            const pagesDir = 'custom/pages';
+            jest.mocked(getConfigProp).mockReturnValueOnce(pagesDir);
+            jest.mocked(fsExistsSync).mockReturnValueOnce(false);
+            jest.mocked(getExportDir).mockReturnValue('/path/to/export');
+            //WHEN
+            const result = EnvVars.NEXT_BASE();
+            //THEN
+            expect(logWarning).toHaveBeenCalledWith(expect.stringContaining('missing at'));
+            expect(result).toEqual({
+                NEXT_PAGES_DIR: pagesDir,
+                NEXT_DIST_DIR: '/path/to/export',
+                NEXT_EXPORT: true,
+            });
+        });
+
+        it('should log warning if pagesDir is not configured and use fallback', () => {
+            //GIVEN
+            const ctx = getContext();
+            ctx.platform = 'web';
+            ctx._currentTask = 'export';
+            jest.mocked(getConfigProp).mockReturnValueOnce(undefined);
+            jest.mocked(fsExistsSync).mockReturnValueOnce(true);
+            jest.mocked(getExportDir).mockReturnValue('/path/to/export');
+            //WHEN
+            const result = EnvVars.NEXT_BASE();
+            //THEN
+            expect(logWarning).toHaveBeenCalledWith(
+                expect.stringContaining("You're missing web.pagesDir config. Defaulting to 'src/app'")
+            );
+            expect(result).toEqual({
+                NEXT_PAGES_DIR: 'src/app',
+                NEXT_DIST_DIR: '/path/to/export',
+                NEXT_EXPORT: true,
+            });
+        });
+
+        it('should log warning if fallback pagesDir does not exist', () => {
+            //GIVEN
+            const ctx = getContext();
+            ctx.platform = 'web';
+            ctx._currentTask = 'export';
+            jest.mocked(getConfigProp).mockReturnValueOnce(undefined);
+            jest.mocked(fsExistsSync).mockReturnValueOnce(false);
+            jest.mocked(getExportDir).mockReturnValue('/path/to/export');
+            //WHEN
+            const result = EnvVars.NEXT_BASE();
+            //THEN
+            expect(logWarning).toHaveBeenCalledWith(expect.stringContaining('Folder src/app is missing'));
+            expect(result).toEqual({
+                NEXT_PAGES_DIR: 'src/app',
+                NEXT_DIST_DIR: '/path/to/export',
+                NEXT_EXPORT: true,
+            });
+        });
+    });
+
+    describe('NODE_ENV', () => {
+        it('should return NODE_ENV from config', () => {
+            //GIVEN
+            const env = 'production';
+            jest.mocked(getConfigProp).mockReturnValueOnce(env);
+            //WHEN
+            const result = EnvVars.NODE_ENV();
+            //THEN
+            expect(result.NODE_ENV).toEqual(env);
+        });
+
+        it('should return development if NODE_ENV is not configured', () => {
+            //GIVEN
+            jest.mocked(getConfigProp).mockReturnValueOnce(undefined);
+            //WHEN
+            const result = EnvVars.NODE_ENV();
+            //THEN
+            expect(result.NODE_ENV).toEqual('development');
+        });
+    });
+});
diff --git a/packages/engine-rn-next/src/sdk/__tests__/runner.test.ts b/packages/engine-rn-next/src/sdk/__tests__/runner.test.ts
new file mode 100644
index 000000000..f23feffcd
--- /dev/null
+++ b/packages/engine-rn-next/src/sdk/__tests__/runner.test.ts
@@ -0,0 +1,145 @@
+import path from 'path';
+import { buildWebNext, exportWebNext, runWebNext } from '../runner';
+import { checkPortInUse, confirmActiveBundler, getDevServerHost, waitForHost } from '@rnv/sdk-utils';
+import {
+    getContext,
+    getConfigProp,
+    logDefault,
+    logInfo,
+    logSummary,
+    createRnvContext,
+    logRaw,
+    executeAsync,
+    logSuccess,
+    chalk,
+} from '@rnv/core';
+
+jest.mock('../env');
+jest.mock('@rnv/core');
+jest.mock('path');
+
+jest.mock('chalk', () => ({
+    bold: {
+        white: jest.fn((str) => str),
+    },
+    cyan: jest.fn((str) => str),
+}));
+
+beforeEach(() => {
+    createRnvContext();
+    jest.mocked(getDevServerHost).mockReturnValue('localhost');
+    jest.mocked(path.join).mockReturnValue('/path/to/next');
+});
+
+afterEach(() => {
+    jest.resetAllMocks();
+});
+
+describe('runWebNext', () => {
+    it('should return if platform is not defined', async () => {
+        //GIVEN
+        const ctx = getContext();
+        ctx.runtime.port = 3000;
+        //WHEN
+        await runWebNext();
+        //THEN
+        expect(logDefault).toHaveBeenCalledWith('runWebNext', 'port:3000');
+        expect(checkPortInUse).not.toHaveBeenCalled();
+    });
+    it('should start dev server if port is not in use', async () => {
+        //GIVEN
+        const ctx = getContext();
+        ctx.platform = 'web';
+        ctx.runtime.port = 3000;
+        ctx.runtime.shouldOpenBrowser = true;
+        ctx.paths.project.dir = '/path/to/project';
+        jest.mocked(checkPortInUse).mockResolvedValue(false);
+        jest.mocked(getConfigProp).mockReturnValue(false);
+        jest.mocked(waitForHost).mockResolvedValue(undefined);
+
+        //WHEN
+        await runWebNext();
+
+        //THEN
+        expect(logInfo).toHaveBeenCalledWith(
+            'Your web devServerHost localhost at port 3000 is not running. Starting it up for you...'
+        );
+        expect(logSummary).toHaveBeenCalledWith({ header: 'BUNDLER STARTED' });
+        expect(logRaw).toHaveBeenCalledWith(expect.stringContaining('Dev server running at: http://localhost:3000'));
+        expect(executeAsync).toHaveBeenCalledWith(
+            expect.stringContaining('node "/path/to/next" dev --port 3000'),
+            expect.any(Object)
+        );
+    });
+    it('should handle active bundler when port is in use and reset is completed', async () => {
+        //GIVEN
+        const ctx = getContext();
+        ctx.platform = 'web';
+        ctx.runtime.port = 3000;
+        ctx.runtime.shouldOpenBrowser = true;
+        ctx.paths.project.dir = '/path/to/project';
+        jest.mocked(checkPortInUse).mockResolvedValue(true);
+        jest.mocked(confirmActiveBundler).mockResolvedValue(true);
+        jest.mocked(getConfigProp).mockReturnValue(false);
+        jest.mocked(waitForHost).mockResolvedValue(undefined);
+
+        //WHEN
+        await runWebNext();
+
+        //THEN
+        expect(confirmActiveBundler).toHaveBeenCalled();
+        expect(logSummary).toHaveBeenCalledWith({ header: 'BUNDLER STARTED' });
+        expect(logRaw).toHaveBeenCalledWith(`
+Dev server running at: ${chalk().cyan(`http://localhost:${ctx.runtime.port}`)}
+`);
+        expect(executeAsync).toHaveBeenCalledWith(
+            expect.stringContaining('node "/path/to/next" dev --port 3000'),
+            expect.any(Object)
+        );
+    });
+});
+
+describe('buildWebNext', () => {
+    it('should build the project and log success message', async () => {
+        // GIVEN
+        const ctx = getContext();
+        ctx.paths.project.dir = '/path/to/project';
+        const buildLocation = `${ctx.paths.project.dir}/output`;
+        jest.mocked(getConfigProp).mockReturnValue(buildLocation);
+        jest.mocked(path.isAbsolute).mockReturnValue(false);
+        // WHEN
+        await expect(buildWebNext()).resolves.toEqual(true);
+
+        // THEN
+        expect(logDefault).toHaveBeenCalledWith('buildWebNext');
+        expect(executeAsync).toHaveBeenCalledWith(
+            expect.stringContaining('node /path/to/next build'),
+            expect.any(Object)
+        );
+        expect(logSuccess).toHaveBeenCalledWith(`Your build is located in ${chalk().cyan(`${buildLocation}`)} .`);
+    });
+});
+
+describe('exportWebNext', () => {
+    it('should export the project and log success message', async () => {
+        // GIVEN
+        const ctx = getContext();
+        ctx.paths.project.dir = '/path/to/project';
+        const buildLocation = `${ctx.paths.project.dir}/output`;
+        jest.mocked(getConfigProp).mockReturnValue(buildLocation);
+        jest.mocked(path.isAbsolute).mockReturnValue(false);
+        // WHEN
+        await exportWebNext();
+        // THEN
+        expect(logDefault).toHaveBeenCalledWith('exportWebNext');
+        expect(executeAsync).toHaveBeenCalledWith(
+            expect.stringContaining('node /path/to/next build'),
+            expect.objectContaining({
+                env: expect.objectContaining({
+                    NODE_ENV: 'production',
+                }),
+            })
+        );
+        expect(logSuccess).toHaveBeenCalledWith(`Your export is located in ${chalk().cyan(`${buildLocation}`)} .`);
+    });
+});
diff --git a/packages/engine-rn-next/src/tasks/__tests__/taskRun.test.ts b/packages/engine-rn-next/src/tasks/__tests__/taskRun.test.ts
new file mode 100644
index 000000000..d1e61878e
--- /dev/null
+++ b/packages/engine-rn-next/src/tasks/__tests__/taskRun.test.ts
@@ -0,0 +1,33 @@
+import { createRnvContext, getContext } from '@rnv/core';
+import taskRun from '../taskRun';
+import { runWebNext } from '../../sdk/runner';
+
+jest.mock('@rnv/core');
+jest.mock('../../sdk/runner');
+
+beforeEach(() => {
+    createRnvContext();
+});
+
+afterEach(() => {
+    jest.resetAllMocks();
+});
+
+describe('taskRun tests', () => {
+    it('Execute task.rnv.run -p web', async () => {
+        //GIVEN
+        const ctx = getContext();
+        //WHEN
+        await expect(
+            taskRun.fn?.({
+                ctx,
+                taskName: 'MOCK_taskName',
+                originTaskName: 'MOCK_originTaskName',
+                parentTaskName: 'MOCK_parentTaskName',
+                shouldSkip: false,
+            })
+        ).resolves.toEqual(undefined);
+        //THEN
+        expect(runWebNext).toHaveBeenCalled();
+    });
+});