diff --git a/integrationTests/Files/getFileInfoById.spec.ts b/integrationTests/Files/getFileInfoById.spec.ts
index e72ce82..c35c099 100644
--- a/integrationTests/Files/getFileInfoById.spec.ts
+++ b/integrationTests/Files/getFileInfoById.spec.ts
@@ -3,11 +3,191 @@ import { expect } from 'chai';
 import { baseURL, apiKey } from '../mochaRootHooks';
 
 describe('getFileInfoById', function () {
+  this.timeout(30000);
+  this.retries(3);
+
   it('should return information about a file in an attachment field', async function () {
-    expect.fail('Not implemented');
+    const client = new OnspringClient(baseURL, apiKey);
+
+    if (process.env.TEST_RECORD === undefined) {
+      expect.fail('TEST_RECORD is not defined');
+    }
+
+    if (process.env.TEST_ATTACHMENT_FIELD === undefined) {
+      expect.fail('TEST_ATTACHMENT_FIELD is not defined');
+    }
+
+    if (process.env.TEST_ATTACHMENT === undefined) {
+      expect.fail('TEST_ATTACHMENT is not defined');
+    }
+
+    const recordId = parseInt(process.env.TEST_RECORD);
+    const fieldId = parseInt(process.env.TEST_ATTACHMENT_FIELD);
+    const fileId = parseInt(process.env.TEST_ATTACHMENT);
+
+    const response = await client.getFileInfoById(recordId, fieldId, fileId);
+
+    expect(response.statusCode).to.equal(200);
+    expect(response.isSuccessful).to.be.true;
+    expect(response.message).to.equal('');
+    expect(response.data).to.not.be.null;
+
+    if (response.data != null) {
+      expect(response.data.createdDate).to.not.be.null;
+      expect(response.data.contentType).to.not.be.null;
+      expect(response.data.notes).to.not.be.null;
+      expect(response.data.fileHref).to.not.be.null;
+      expect(response.data.name).to.not.be.null;
+      expect(response.data.modifiedDate).to.not.be.null;
+      expect(response.data.type).to.not.be.null;
+      expect(response.data.owner).to.not.be.null;
+    }
   });
 
   it('should return information about a file in an image field', async function () {
-    expect.fail('Not implemented');
+    const client = new OnspringClient(baseURL, apiKey);
+
+    if (process.env.TEST_RECORD === undefined) {
+      expect.fail('TEST_RECORD is not defined');
+    }
+
+    if (process.env.TEST_IMAGE_FIELD === undefined) {
+      expect.fail('TEST_IMAGE_FIELD is not defined');
+    }
+
+    if (process.env.TEST_IMAGE === undefined) {
+      expect.fail('TEST_IMAGE is not defined');
+    }
+
+    const recordId = parseInt(process.env.TEST_RECORD);
+    const fieldId = parseInt(process.env.TEST_IMAGE_FIELD);
+    const fileId = parseInt(process.env.TEST_IMAGE);
+    const response = await client.getFileInfoById(recordId, fieldId, fileId);
+
+    expect(response.statusCode).to.equal(200);
+    expect(response.isSuccessful).to.be.true;
+    expect(response.message).to.equal('');
+    expect(response.data).to.not.be.null;
+
+    if (response.data != null) {
+      expect(response.data.createdDate).to.not.be.null;
+      expect(response.data.contentType).to.not.be.null;
+      expect(response.data.notes).to.be.undefined;
+      expect(response.data.fileHref).to.not.be.null;
+      expect(response.data.name).to.not.be.null;
+      expect(response.data.modifiedDate).to.not.be.null;
+      expect(response.data.type).to.not.be.null;
+      expect(response.data.owner).to.not.be.null;
+    }
+  });
+
+  it('should return a 400 response when fieldId is not for a file field', async function () {
+    const client = new OnspringClient(baseURL, apiKey);
+
+    if (process.env.TEST_RECORD === undefined) {
+      expect.fail('TEST_RECORD is not defined');
+    }
+
+    if (process.env.TEST_TEXT_FIELD === undefined) {
+      expect.fail('TEST_TEXT_FIELD is not defined');
+    }
+
+    if (process.env.TEST_ATTACHMENT === undefined) {
+      expect.fail('TEST_ATTACHMENT is not defined');
+    }
+
+    const recordId = parseInt(process.env.TEST_RECORD);
+    const fieldId = parseInt(process.env.TEST_TEXT_FIELD);
+    const fileId = parseInt(process.env.TEST_ATTACHMENT);
+    const response = await client.getFileInfoById(recordId, fieldId, fileId);
+
+    expect(response.statusCode).to.equal(400);
+    expect(response.isSuccessful).to.be.false;
+    expect(response.message).to.not.be.null.and.not.be.undefined;
+    expect(response.data).to.be.null;
+  });
+
+  it('should return a 401 response when the api key is invalid', async function () {
+    const client = new OnspringClient(baseURL, 'invalid');
+
+    if (process.env.TEST_RECORD === undefined) {
+      expect.fail('TEST_RECORD is not defined');
+    }
+
+    if (process.env.TEST_ATTACHMENT_FIELD === undefined) {
+      expect.fail('TEST_ATTACHMENT_FIELD is not defined');
+    }
+
+    if (process.env.TEST_ATTACHMENT === undefined) {
+      expect.fail('TEST_ATTACHMENT is not defined');
+    }
+
+    const recordId = parseInt(process.env.TEST_RECORD);
+    const fieldId = parseInt(process.env.TEST_ATTACHMENT_FIELD);
+    const fileId = parseInt(process.env.TEST_ATTACHMENT);
+    const response = await client.getFileInfoById(recordId, fieldId, fileId);
+
+    expect(response.statusCode).to.equal(401);
+    expect(response.isSuccessful).to.be.false;
+    expect(response.message).to.be.undefined;
+    expect(response.data).to.be.null;
+  });
+
+  it('should return a 403 response when the api key does not have access to the file field', async function () {
+    const client = new OnspringClient(baseURL, apiKey);
+
+    if (process.env.TEST_ATTACHMENT_FIELD_NO_ACCESS_FIELD === undefined) {
+      expect.fail('TEST_ATTACHMENT_FIELD_NO_ACCESS_FIELD is not defined');
+    }
+
+    const fieldId = parseInt(process.env.TEST_ATTACHMENT_FIELD_NO_ACCESS_FIELD);
+    const response = await client.getFileInfoById(1, fieldId, 1);
+
+    expect(response.statusCode).to.equal(403);
+    expect(response.isSuccessful).to.be.false;
+    expect(response.message).to.not.be.null.and.to.not.be.undefined;
+    expect(response.data).to.be.null;
+  });
+
+  it('should return a 403 response when the api key does not have access to the app where the file is held', async function () {
+    const client = new OnspringClient(baseURL, apiKey);
+
+    if (process.env.TEST_ATTACHMENT_FIELD_NO_ACCESS_APP === undefined) {
+      expect.fail('EST_ATTACHMENT_FIELD_NO_ACCESS_APP is not defined');
+    }
+
+    const fieldId = parseInt(process.env.TEST_ATTACHMENT_FIELD_NO_ACCESS_APP);
+    const response = await client.getFileInfoById(1, fieldId, 1);
+
+    expect(response.statusCode).to.equal(403);
+    expect(response.isSuccessful).to.be.false;
+    expect(response.message).to.not.be.null.and.to.not.be.undefined;
+    expect(response.data).to.be.null;
+  });
+
+  it('should return a 404 response when the file field cannot be found', async function () {
+    const client = new OnspringClient(baseURL, apiKey);
+    const response = await client.getFileInfoById(1, 0, 1);
+
+    expect(response.statusCode).to.equal(404);
+    expect(response.isSuccessful).to.be.false;
+    expect(response.message).to.not.be.null.and.to.not.be.undefined;
+    expect(response.data).to.be.null;
+  });
+
+  it('should return a 404 response when the file record cannot be found', async function () {
+    const client = new OnspringClient(baseURL, apiKey);
+
+    if (process.env.TEST_ATTACHMENT_FIELD === undefined) {
+      expect.fail('TEST_ATTACHMENT_FIELD is not defined');
+    }
+
+    const fieldId = parseInt(process.env.TEST_ATTACHMENT_FIELD);
+    const response = await client.getFileInfoById(0, fieldId, 1);
+
+    expect(response.statusCode).to.equal(404);
+    expect(response.isSuccessful).to.be.false;
+    expect(response.message).to.not.be.null.and.to.not.be.undefined;
+    expect(response.data).to.be.null;
   });
 });
diff --git a/integrationTests/example.env b/integrationTests/example.env
new file mode 100644
index 0000000..53991ea
--- /dev/null
+++ b/integrationTests/example.env
@@ -0,0 +1,19 @@
+API_BASE_URL=https://api.onspring.com
+SANDBOX_API_KEY=NEEDS_TO_BE_SET
+TEST_APP_ID=NEEDS_TO_BE_SET
+TEST_SURVEY_ID=NEEDS_TO_BE_SET
+TEST_APP_ID_NO_ACCESS=NEEDS_TO_BE_SET
+TEST_APP_IDS=NEEDS_TO_BE_SET
+TEST_APP_IDS_NO_ACCESS=NEEDS_TO_BE_SET
+TEST_FIELD_ID=NEEDS_TO_BE_SET
+TEST_FIELD_ID_NO_ACCESS=NEEDS_TO_BE_SET
+TEST_FIELD_IDS=NEEDS_TO_BE_SET
+TEST_FIELD_IDS_NO_ACCESS=NEEDS_TO_BE_SET
+TEST_RECORD=NEEDS_TO_BE_SET
+TEST_ATTACHMENT_FIELD=NEEDS_TO_BE_SET
+TEST_ATTACHMENT_FIELD_NO_ACCESS_FIELD=NEEDS_TO_BE_SET
+TEST_ATTACHMENT_FIELD_NO_ACCESS_APP=NEEDS_TO_BE_SET
+TEST_TEXT_FIELD=NEEDS_TO_BE_SET
+TEST_ATTACHMENT=NEEDS_TO_BE_SET
+TEST_IMAGE_FIELD=NEEDS_TO_BE_SET
+TEST_IMAGE=NEEDS_TO_BE_SET
\ No newline at end of file