diff --git a/package-lock.json b/package-lock.json
index b6183f9..615c53a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -24,7 +24,7 @@
         "app": "bin/run"
       },
       "devDependencies": {
-        "@oclif/test": "^4.0.3",
+        "@oclif/test": "^2.5.6",
         "@types/adm-zip": "^0.5.5",
         "@types/chai": "^4.3.11",
         "@types/lodash": "^4.17.4",
@@ -1938,36 +1938,64 @@
       }
     },
     "node_modules/@oclif/test": {
-      "version": "4.0.3",
-      "resolved": "https://registry.npmjs.org/@oclif/test/-/test-4.0.3.tgz",
-      "integrity": "sha512-LxcRYVFTUHoOW2Koo1lmbEwl/4HRFIdNWXuUY1/PHEawjwLvp3xwVe2rOWGqYD+vlHr+TYUw2QDQc8e2vUTDrw==",
+      "version": "2.5.6",
+      "resolved": "https://registry.npmjs.org/@oclif/test/-/test-2.5.6.tgz",
+      "integrity": "sha512-AcusFApdU6/akXaofhBDrY4IM9uYzlOD9bYCCM0NwUXOv1m6320hSp2DT/wkj9H1gsvKbJXZHqgtXsNGZTWLFg==",
       "dev": true,
       "dependencies": {
-        "ansis": "^3.2.0",
-        "debug": "^4.3.5"
+        "@oclif/core": "^2.15.0",
+        "fancy-test": "^2.0.42"
       },
       "engines": {
-        "node": ">=18.0.0"
-      },
-      "peerDependencies": {
-        "@oclif/core": ">= 3.0.0"
+        "node": ">=12.0.0"
       }
     },
-    "node_modules/@oclif/test/node_modules/debug": {
-      "version": "4.3.5",
-      "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.5.tgz",
-      "integrity": "sha512-pt0bNEmneDIvdL1Xsd9oDQ/wrQRkXDT4AUWlNZNPKvW5x/jyO9VFXkJUP07vQ2upmw5PlaITaPKc31jK13V+jg==",
+    "node_modules/@oclif/test/node_modules/@oclif/core": {
+      "version": "2.16.0",
+      "resolved": "https://registry.npmjs.org/@oclif/core/-/core-2.16.0.tgz",
+      "integrity": "sha512-dL6atBH0zCZl1A1IXCKJgLPrM/wR7K+Wi401E/IvqsK8m2iCHW+0TEOGrans/cuN3oTW+uxIyJFHJ8Im0k4qBw==",
       "dev": true,
       "dependencies": {
-        "ms": "2.1.2"
+        "@types/cli-progress": "^3.11.0",
+        "ansi-escapes": "^4.3.2",
+        "ansi-styles": "^4.3.0",
+        "cardinal": "^2.1.1",
+        "chalk": "^4.1.2",
+        "clean-stack": "^3.0.1",
+        "cli-progress": "^3.12.0",
+        "debug": "^4.3.4",
+        "ejs": "^3.1.8",
+        "get-package-type": "^0.1.0",
+        "globby": "^11.1.0",
+        "hyperlinker": "^1.0.0",
+        "indent-string": "^4.0.0",
+        "is-wsl": "^2.2.0",
+        "js-yaml": "^3.14.1",
+        "natural-orderby": "^2.0.3",
+        "object-treeify": "^1.1.33",
+        "password-prompt": "^1.1.2",
+        "slice-ansi": "^4.0.0",
+        "string-width": "^4.2.3",
+        "strip-ansi": "^6.0.1",
+        "supports-color": "^8.1.1",
+        "supports-hyperlinks": "^2.2.0",
+        "ts-node": "^10.9.1",
+        "tslib": "^2.5.0",
+        "widest-line": "^3.1.0",
+        "wordwrap": "^1.0.0",
+        "wrap-ansi": "^7.0.0"
       },
       "engines": {
-        "node": ">=6.0"
-      },
-      "peerDependenciesMeta": {
-        "supports-color": {
-          "optional": true
-        }
+        "node": ">=14.0.0"
+      }
+    },
+    "node_modules/@oclif/test/node_modules/object-treeify": {
+      "version": "1.1.33",
+      "resolved": "https://registry.npmjs.org/object-treeify/-/object-treeify-1.1.33.tgz",
+      "integrity": "sha512-EFVjAYfzWqWsBMRHPMAXLCDIJnpMhdWAqR7xG6M6a2cs6PMFpl/+Z20w9zDW4vkxOFfddegBKq9Rehd0bxWE7A==",
+      "dev": true,
+      "engines": {
+        "node": ">= 10"
       }
     },
     "node_modules/@octokit/auth-token": {
@@ -2974,6 +3002,21 @@
         "@types/node": "*"
       }
     },
+    "node_modules/@types/sinon": {
+      "version": "17.0.3",
+      "resolved": "https://registry.npmjs.org/@types/sinon/-/sinon-17.0.3.tgz",
+      "integrity": "sha512-j3uovdn8ewky9kRBG19bOwaZbexJu/XjtkHyjvUgt4xfPFz18dcORIMqnYh66Fx3Powhcr85NT5+er3+oViapw==",
+      "dev": true,
+      "dependencies": {
+        "@types/sinonjs__fake-timers": "*"
+      }
+    },
+    "node_modules/@types/sinonjs__fake-timers": {
+      "version": "8.1.5",
+      "resolved": "https://registry.npmjs.org/@types/sinonjs__fake-timers/-/sinonjs__fake-timers-8.1.5.tgz",
+      "integrity": "sha512-mQkU2jY8jJEF7YHjHvsQO8+3ughTL1mcnn96igfhONmR+fUPSKIkefQYpSe8bsly2Ep7oQbn/6VG5/9/0qcArQ==",
+      "dev": true
+    },
     "node_modules/@types/tmp": {
       "version": "0.2.6",
       "resolved": "https://registry.npmjs.org/@types/tmp/-/tmp-0.2.6.tgz",
@@ -6508,6 +6551,26 @@
         "node": ">=0.6.0"
       }
     },
+    "node_modules/fancy-test": {
+      "version": "2.0.42",
+      "resolved": "https://registry.npmjs.org/fancy-test/-/fancy-test-2.0.42.tgz",
+      "integrity": "sha512-TX8YTALYAmExny+f+G24MFxWry3Pk09+9uykwRjfwjibRxJ9ZjJzrnHYVBZK46XQdyli7d+rQc5U/KK7V6uLsw==",
+      "deprecated": "Package no longer supported. Contact Support at https://www.npmjs.com/support for more info.",
+      "dev": true,
+      "dependencies": {
+        "@types/chai": "*",
+        "@types/lodash": "*",
+        "@types/node": "*",
+        "@types/sinon": "*",
+        "lodash": "^4.17.13",
+        "mock-stdin": "^1.0.0",
+        "nock": "^13.3.3",
+        "stdout-stderr": "^0.1.9"
+      },
+      "engines": {
+        "node": ">=12.0.0"
+      }
+    },
     "node_modules/fast-deep-equal": {
       "version": "3.1.3",
       "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-3.1.3.tgz",
@@ -9004,6 +9067,12 @@
         "url": "https://github.com/sponsors/isaacs"
       }
     },
+    "node_modules/json-stringify-safe": {
+      "version": "5.0.1",
+      "resolved": "https://registry.npmjs.org/json-stringify-safe/-/json-stringify-safe-5.0.1.tgz",
+      "integrity": "sha512-ZClg6AaYvamvYEE82d3Iyd3vSSIjQ+odgjaTzRuO3s7toCdFKczob2i0zCh7JE8kWn17yvAWhUVxvqGwUalsRA==",
+      "dev": true
+    },
     "node_modules/json5": {
       "version": "2.2.3",
       "resolved": "https://registry.npmjs.org/json5/-/json5-2.2.3.tgz",
@@ -9832,6 +9901,12 @@
       "integrity": "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA==",
       "dev": true
     },
+    "node_modules/mock-stdin": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/mock-stdin/-/mock-stdin-1.0.0.tgz",
+      "integrity": "sha512-tukRdb9Beu27t6dN+XztSRHq9J0B/CoAOySGzHfn8UTfmqipA5yNT/sDUEyYdAV3Hpka6Wx6kOMxuObdOex60Q==",
+      "dev": true
+    },
     "node_modules/ms": {
       "version": "2.1.2",
       "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
@@ -9907,6 +9982,20 @@
         "node": ">= 0.6"
       }
     },
+    "node_modules/nock": {
+      "version": "13.5.4",
+      "resolved": "https://registry.npmjs.org/nock/-/nock-13.5.4.tgz",
+      "integrity": "sha512-yAyTfdeNJGGBFxWdzSKCBYxs5FxLbCg5X5Q4ets974hcQzG1+qCxvIyOo4j2Ry6MUlhWVMX4OoYDefAIIwupjw==",
+      "dev": true,
+      "dependencies": {
+        "debug": "^4.1.0",
+        "json-stringify-safe": "^5.0.1",
+        "propagate": "^2.0.0"
+      },
+      "engines": {
+        "node": ">= 10.13"
+      }
+    },
     "node_modules/node-fetch": {
       "version": "2.7.0",
       "resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-2.7.0.tgz",
@@ -13953,6 +14042,15 @@
         "react-is": "^16.13.1"
       }
     },
+    "node_modules/propagate": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/propagate/-/propagate-2.0.1.tgz",
+      "integrity": "sha512-vGrhOavPSTz4QVNuBNdcNXePNdNMaO1xj9yBeH1ScQPjk/rhg9sSlCXPhMkFuaNNW/syTvYqsnbIJxMBfRbbag==",
+      "dev": true,
+      "engines": {
+        "node": ">= 8"
+      }
+    },
     "node_modules/proxy-addr": {
       "version": "2.0.7",
       "resolved": "https://registry.npmjs.org/proxy-addr/-/proxy-addr-2.0.7.tgz",
@@ -15683,6 +15781,19 @@
         "node": ">= 0.8"
       }
     },
+    "node_modules/stdout-stderr": {
+      "version": "0.1.13",
+      "resolved": "https://registry.npmjs.org/stdout-stderr/-/stdout-stderr-0.1.13.tgz",
+      "integrity": "sha512-Xnt9/HHHYfjZ7NeQLvuQDyL1LnbsbddgMFKCuaQKwGCdJm8LnstZIXop+uOY36UR1UXXoHXfMbC1KlVdVd2JLA==",
+      "dev": true,
+      "dependencies": {
+        "debug": "^4.1.1",
+        "strip-ansi": "^6.0.0"
+      },
+      "engines": {
+        "node": ">=8.0.0"
+      }
+    },
     "node_modules/stop-iteration-iterator": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/stop-iteration-iterator/-/stop-iteration-iterator-1.0.0.tgz",
diff --git a/package.json b/package.json
index d870985..948e954 100644
--- a/package.json
+++ b/package.json
@@ -32,7 +32,7 @@
     "winston": "^3.11.0"
   },
   "devDependencies": {
-    "@oclif/test": "^4.0.3",
+    "@oclif/test": "^2.5.6",
     "@types/adm-zip": "^0.5.5",
     "@types/chai": "^4.3.11",
     "@types/lodash": "^4.17.4",
diff --git a/test/unit/commands/app/deploy.test.ts b/test/unit/commands/app/deploy.test.ts
new file mode 100644
index 0000000..4e4637f
--- /dev/null
+++ b/test/unit/commands/app/deploy.test.ts
@@ -0,0 +1,145 @@
+import { ux, cliux, configHandler } from "@contentstack/cli-utilities";
+import { expect, test } from "@oclif/test";
+
+import * as mock from "../../mock/common.mock.json";
+
+import messages, { $t } from "../../../../src/messages";
+import { getDeveloperHubUrl } from "../../../../src/util/inquirer";
+// import { join } from "path";
+
+const region: { cma: string; cda: string; name: string } =
+  configHandler.get("region");
+const developerHubBaseUrl = getDeveloperHubUrl();
+
+describe("app:deploy", () => {
+    describe("Deploy an app with custom hosting", () => {
+      test
+        .stdout({ print: process.env.PRINT === "true" || false })
+        .stub(ux.action, "stop", () => {})
+        .stub(ux.action, "start", () => {})
+        .stub(cliux, "inquire", async (...args: any) => {
+          const [prompt]: any = args;
+          const cases = {
+            App: mock.apps[1].name,
+            Organization: mock.organizations[0].name,
+            "hosting types": "Custom Hosting",
+            appUrl: "https://example.com",
+          };
+          return (cases as Record<string, any>)[prompt.name];
+        })
+        .nock(region.cma, (api) =>
+          api
+            .get("/v3/organizations?limit=100&asc=name&include_count=true&skip=0")
+            .reply(200, { organizations: mock.organizations })
+        )
+        .nock(`https://${developerHubBaseUrl}`, (api) =>
+          api
+            .get("/manifests?limit=50&asc=name&include_count=true&skip=0")
+            .reply(200, {
+              data: mock.apps2,
+            })
+        )
+        .nock(`https://${developerHubBaseUrl}`, (api) =>
+          api.put(`/manifests/${mock.apps2[1].uid}`).reply(200, mock.deploy_custom_host)
+        )
+        .command(["app:deploy"])
+        .do(({ stdout }) => {
+          expect(stdout).to.contain(
+            $t(messages.APP_DEPLOYED, { app: mock.apps[1].name })
+          );
+        })
+        .it("should deploy the app with custom hosting");
+    });
+
+  describe("Deploy an app with custom hosting using flags in command", () => {
+    test
+      .stdout({ print: process.env.PRINT === "true" || false })
+      .stub(ux.action, "stop", () => {})
+      .stub(ux.action, "start", () => {})
+      .stub(cliux, "inquire", async (...args: any) => {
+        const [prompt]: any = args;
+        const cases = {
+          App: mock.apps[1].name,
+          Organization: mock.organizations[0].name,
+          "hosting types": "Custom Hosting",
+          appUrl: "https://example.com",
+        };
+        return (cases as Record<string, any>)[prompt.name];
+      })
+      .nock(region.cma, (api) =>
+        api
+          .get("/v3/organizations?limit=100&asc=name&include_count=true&skip=0")
+          .reply(200, { organizations: mock.organizations })
+      )
+      .nock(`https://${developerHubBaseUrl}`, (api) =>
+        api
+            .get(`/manifests/${mock.apps2[1].uid}`)
+            .reply(200, {
+            data: mock.apps2[1],
+            })
+        )
+      .nock(`https://${developerHubBaseUrl}`, (api) =>
+        api.put(`/manifests/${mock.apps2[1].uid}`).reply(200, mock.deploy_custom_host)
+      )
+      .command([
+        "app:deploy",
+        "--org",
+        mock.organizations[0].uid,
+        "--app-uid",
+        mock.apps[1].uid,
+        "--hosting-type",
+        "Custom Hosting",
+        "--app-url",
+        "https://example.com",
+      ])
+      .do(({ stdout }) => {
+        expect(stdout).to.contain(
+          $t(messages.APP_DEPLOYED, { app: mock.apps[1].name })
+        );
+      })
+      .it("should deploy the app with custom hosting using flags in command");
+  });
+
+  describe("Deploy an app with Hosting with Launch with existing project", () => {
+    test
+      .stdout({ print: process.env.PRINT === "true" || false })
+      .stub(ux.action, "stop", () => {})
+      .stub(ux.action, "start", () => {})
+      .stub(cliux, "inquire", async (...args: any) => {
+        const [prompt]: any = args;
+        const cases = {
+          App: mock.apps2[1].name,
+          Organization: mock.organizations[0].name,
+          "hosting types": "Hosting with Launch",
+          "provider": "launch",
+          "selected_launch_project":"existing",
+          "deployment_url": "https://example.com",
+          "environment_uid": "environment_uid",
+          "project_uid": "project_uid",
+        };
+        return (cases as Record<string, any>)[prompt.name];
+      })
+      .nock(region.cma, (api) =>
+        api
+          .get("/v3/organizations?limit=100&asc=name&include_count=true&skip=0")
+          .reply(200, { organizations: mock.organizations })
+      )
+      .nock(`https://${developerHubBaseUrl}`, (api) =>
+        api
+          .get("/manifests?limit=50&asc=name&include_count=true&skip=0")
+          .reply(200, {
+            data: mock.apps2,
+          })
+      )
+      .nock(`https://${developerHubBaseUrl}`, (api) =>
+        api.put(`/manifests/${mock.apps2[1].uid}`).reply(200, mock.deploy_launch_host)
+      )
+      .command(["app:deploy"])
+      .do(({ stdout }) => {
+        expect(stdout).to.contain(
+          $t(messages.APP_DEPLOYED, { app: mock.apps2[1].name })
+        );
+      })
+      .it("should deploy the app with Hosting with Launch with existing project");
+  });
+});
diff --git a/test/unit/mock/common.mock.json b/test/unit/mock/common.mock.json
index 989d13e..8b22927 100644
--- a/test/unit/mock/common.mock.json
+++ b/test/unit/mock/common.mock.json
@@ -42,5 +42,113 @@
         "uid": "test-installation-uid-2",
         "target": { "uid": "stack_api_key_2" }
       }
+  ],
+  "deploy_custom_host":  {
+          "group": "user",
+          "framework_version": "1.0",
+          "version": 13,
+          "icon": "",
+          "description": "",
+          "hosting": {
+              "provider": "external",
+              "deployment_url": "https://example.com"
+          },
+          "target_type": "stack",
+          "name": "App 1",
+          "ui_location": {
+              "signed": false,
+              "base_url": "https://example.com",
+              "locations": []
+          },
+          "visibility": "private",
+          "created_by": {
+              "uid": "uid",
+              "first_name": "first_name",
+              "last_name": "last_name"
+          },
+          "updated_by": {
+              "uid": "uid",
+              "first_name": "first_name",
+              "last_name": "last_name"
+          },
+          "organization_uid": "test-uid-1",
+          "created_at": "2024-05-28T11:20:12.405Z",
+          "updated_at": "2024-06-25T06:24:31.864Z",
+          "uid": "app-uid-1"
+  },
+  "deploy_launch_host": {
+    "group": "user",
+    "framework_version": "1.0",
+    "version": 13,
+    "icon": "",
+    "description": "",
+    "hosting": {
+        "provider": "external",
+        "deployment_url": "https://example.com"
+    },
+    "target_type": "stack",
+    "name": "App 1",
+    "ui_location": {
+        "signed": false,
+        "base_url": "https://example.com",
+        "locations": []
+    },
+    "visibility": "private",
+    "created_by": {
+        "uid": "uid",
+        "first_name": "first_name",
+        "last_name": "last_name"
+    },
+    "updated_by": {
+        "uid": "uid",
+        "first_name": "first_name",
+        "last_name": "last_name"
+    },
+    "organization_uid": "test-uid-1",
+    "created_at": "2024-05-28T11:20:12.405Z",
+    "updated_at": "2024-06-25T06:24:31.864Z",
+    "uid": "app-uid-1"
+  },
+  "apps2": [ 
+    {
+      "uid": "app-uid-1",
+      "name": "App 1",
+      "target_type": "organization"
+    },
+    {
+      "uid": "app-uid-2",
+      "name": "App 2",
+      "group": "user",
+      "framework_version": "1.0",
+      "version": 24,
+      "icon": "",
+      "description": "",
+      "hosting": {
+          "provider": "launch",
+          "deployment_url": "https://example.com",
+          "environment_uid": "environment_uid",
+          "project_uid": "project_uid"
+      },
+      "target_type": "stack",
+      "ui_location": {
+          "signed": false,
+          "base_url": "https://example.com",
+          "locations": []
+      },
+      "visibility": "private",
+      "created_by": {
+          "uid": "uid",
+          "first_name": "first_name",
+          "last_name": "last_name"
+      },
+      "updated_by": {
+          "uid": "uid",
+          "first_name": "first_name",
+          "last_name": "last_name"
+      },
+      "organization_uid": "test-uid-1",
+      "created_at": "2024-05-28T11:20:12.405Z",
+      "updated_at": "2024-06-25T10:50:52.071Z"
+    }
   ]
 }