Adding baseURL to be used in getUri(), also removing question mark trimming since there seems to be no obvious reason for it. (#3737)

Co-authored-by: Jay <jasonsaayman@gmail.com>

lib/core/Axios.js

@@ -5,6 +5,7 @@ var buildURL = require('../helpers/buildURL');
 var InterceptorManager = require('./InterceptorManager');
 var dispatchRequest = require('./dispatchRequest');
 var mergeConfig = require('./mergeConfig');
+var buildFullPath = require('./buildFullPath');
 var validator = require('../helpers/validator');
 
 var validators = validator.validators;
@@ -119,7 +120,8 @@ Axios.prototype.request = function request(configOrUrl, config) {
 
 Axios.prototype.getUri = function getUri(config) {
   config = mergeConfig(this.defaults, config);
-  return buildURL(config.url, config.params, config.paramsSerializer).replace(/^\?/, '');
+  var fullPath = buildFullPath(config.baseURL, config.url);
+  return buildURL(fullPath, config.params, config.paramsSerializer);
 };
 
 // Provide aliases for supported request methods

test/specs/api.spec.js

@@ -42,6 +42,10 @@ describe('static api', function () {
     expect(typeof axios.isCancel).toEqual('function');
   });
 
+  it('should have getUri method', function() {
+    expect(typeof axios.getUri).toEqual('function');
+  });
+
   it('should have isAxiosError properties', function () {
     expect(typeof axios.isAxiosError).toEqual('function');
   });

test/specs/instance.spec.js

@@ -19,6 +19,7 @@ describe('instance', function () {
         'isCancel',
         'all',
         'spread',
+        'getUri',
         'isAxiosError',
         'VERSION',
         'default'].indexOf(prop) > -1) {
@@ -112,4 +113,40 @@ describe('instance', function () {
       }, 100);
     });
   });
+
+  it('should have getUri on the instance', function() {
+    var instance = axios.create({
+      baseURL: 'https://api.example.com'
+    });
+    var options = {
+      url: 'foo/bar',
+      params: {
+        name: 'axios'
+      }
+    };
+    expect(instance.getUri(options)).toBe('https://api.example.com/foo/bar?name=axios');
+  });
+
+  it('should correctly build url without baseURL', function () {
+    var instance = axios.create();
+    var options = {
+      url: 'foo/bar?foo=bar',
+      params: {
+        name: 'axios'
+      }
+    };
+    expect(instance.getUri(options)).toBe('foo/bar?foo=bar&name=axios');
+  });
+
+  it('should correctly discard url hash mark', function () {
+    var instance = axios.create();
+    var options = {
+      baseURL: 'https://api.example.com',
+      url: 'foo/bar?foo=bar#hash',
+      params: {
+        name: 'axios'
+      }
+    };
+    expect(instance.getUri(options)).toBe('https://api.example.com/foo/bar?foo=bar&name=axios');
+  });
 });