Add sinon

frontend/package-lock.json

@@ -931,6 +931,38 @@
       "resolved": "https://registry.npmjs.org/@fortawesome/fontawesome-free/-/fontawesome-free-5.9.0.tgz",
       "integrity": "sha512-g795BBEzM/Hq2SYNPm/NQTIp3IWd4eXSH0ds87Na2jnrAUFX3wkyZAI4Gwj9DOaWMuz2/01i8oWI7P7T/XLkhg=="
     },
+    "@sinonjs/commons": {
+      "version": "1.4.0",
+      "resolved": "https://registry.npmjs.org/@sinonjs/commons/-/commons-1.4.0.tgz",
+      "integrity": "sha512-9jHK3YF/8HtJ9wCAbG+j8cD0i0+ATS9A7gXFqS36TblLPNy6rEEc+SB0imo91eCboGaBYGV/MT1/br/J+EE7Tw==",
+      "requires": {
+        "type-detect": "4.0.8"
+      }
+    },
+    "@sinonjs/formatio": {
+      "version": "3.2.1",
+      "resolved": "https://registry.npmjs.org/@sinonjs/formatio/-/formatio-3.2.1.tgz",
+      "integrity": "sha512-tsHvOB24rvyvV2+zKMmPkZ7dXX6LSLKZ7aOtXY6Edklp0uRcgGpOsQTTGTcWViFyx4uhWc6GV8QdnALbIbIdeQ==",
+      "requires": {
+        "@sinonjs/commons": "^1",
+        "@sinonjs/samsam": "^3.1.0"
+      }
+    },
+    "@sinonjs/samsam": {
+      "version": "3.3.2",
+      "resolved": "https://registry.npmjs.org/@sinonjs/samsam/-/samsam-3.3.2.tgz",
+      "integrity": "sha512-ILO/rR8LfAb60Y1Yfp9vxfYAASK43NFC2mLzpvLUbCQY/Qu8YwReboseu8aheCEkyElZF2L2T9mHcR2bgdvZyA==",
+      "requires": {
+        "@sinonjs/commons": "^1.0.2",
+        "array-from": "^2.1.1",
+        "lodash": "^4.17.11"
+      }
+    },
+    "@sinonjs/text-encoding": {
+      "version": "0.7.1",
+      "resolved": "https://registry.npmjs.org/@sinonjs/text-encoding/-/text-encoding-0.7.1.tgz",
+      "integrity": "sha512-+iTbntw2IZPb/anVDbypzfQa+ay64MW0Zo8aJ8gZPWMMK6/OubMVb6lUPMagqjOPnmtauXnFCACVl3O7ogjeqQ=="
+    },
     "@types/anymatch": {
       "version": "1.3.1",
       "resolved": "https://registry.npmjs.org/@types/anymatch/-/anymatch-1.3.1.tgz",
@@ -1361,6 +1393,11 @@
       "resolved": "https://registry.npmjs.org/array-flatten/-/array-flatten-1.1.1.tgz",
       "integrity": "sha1-ml9pkFGx5wczKPKgCJaLZOopVdI="
     },
+    "array-from": {
+      "version": "2.1.1",
+      "resolved": "https://registry.npmjs.org/array-from/-/array-from-2.1.1.tgz",
+      "integrity": "sha1-z+nYwmYoudxa7MYqn12PHzUsEZU="
+    },
     "array-includes": {
       "version": "3.0.3",
       "resolved": "https://registry.npmjs.org/array-includes/-/array-includes-3.0.3.tgz",
@@ -6151,6 +6188,11 @@
         "graceful-fs": "^4.1.6"
       }
     },
+    "just-extend": {
+      "version": "4.0.2",
+      "resolved": "https://registry.npmjs.org/just-extend/-/just-extend-4.0.2.tgz",
+      "integrity": "sha512-FrLwOgm+iXrPV+5zDU6Jqu4gCRXbWEQg2O3SKONsWE4w7AXFRkryS53bpWdaL9cNol+AmR3AEYz6kn+o0fCPnw=="
+    },
     "karma": {
       "version": "4.2.0",
       "resolved": "https://registry.npmjs.org/karma/-/karma-4.2.0.tgz",
@@ -6612,6 +6654,11 @@
         }
       }
     },
+    "lolex": {
+      "version": "4.2.0",
+      "resolved": "https://registry.npmjs.org/lolex/-/lolex-4.2.0.tgz",
+      "integrity": "sha512-gKO5uExCXvSm6zbF562EvM+rd1kQDnB9AZBbiQVzf1ZmdDpxUSvpnAaVOP83N/31mRK8Ml8/VE8DMvsAZQ+7wg=="
+    },
     "loose-envify": {
       "version": "1.4.0",
       "resolved": "https://registry.npmjs.org/loose-envify/-/loose-envify-1.4.0.tgz",
@@ -7077,6 +7124,33 @@
       "resolved": "https://registry.npmjs.org/nice-try/-/nice-try-1.0.5.tgz",
       "integrity": "sha512-1nh45deeb5olNY7eX82BkPO7SSxR5SSYJiPTrTdFUVYwAl8CKMA5N9PjTYkHiRjisVcxcQ1HXdLhx2qxxJzLNQ=="
     },
+    "nise": {
+      "version": "1.5.1",
+      "resolved": "https://registry.npmjs.org/nise/-/nise-1.5.1.tgz",
+      "integrity": "sha512-edFWm0fsFG2n318rfEnKlTZTkjlbVOFF9XIA+fj+Ed+Qz1laYW2lobwavWoMzGrYDHH1EpiNJgDfvGnkZztR/g==",
+      "requires": {
+        "@sinonjs/formatio": "^3.2.1",
+        "@sinonjs/text-encoding": "^0.7.1",
+        "just-extend": "^4.0.2",
+        "lolex": "^4.1.0",
+        "path-to-regexp": "^1.7.0"
+      },
+      "dependencies": {
+        "isarray": {
+          "version": "0.0.1",
+          "resolved": "https://registry.npmjs.org/isarray/-/isarray-0.0.1.tgz",
+          "integrity": "sha1-ihis/Kmo9Bd+Cav8YDiTmwXR7t8="
+        },
+        "path-to-regexp": {
+          "version": "1.7.0",
+          "resolved": "https://registry.npmjs.org/path-to-regexp/-/path-to-regexp-1.7.0.tgz",
+          "integrity": "sha1-Wf3g9DW62suhA6hOnTvGTpa5k30=",
+          "requires": {
+            "isarray": "0.0.1"
+          }
+        }
+      }
+    },
     "no-case": {
       "version": "2.3.2",
       "resolved": "https://registry.npmjs.org/no-case/-/no-case-2.3.2.tgz",
@@ -9582,6 +9656,20 @@
         }
       }
     },
+    "sinon": {
+      "version": "7.4.1",
+      "resolved": "https://registry.npmjs.org/sinon/-/sinon-7.4.1.tgz",
+      "integrity": "sha512-7s9buHGHN/jqoy/v4bJgmt0m1XEkCEd/tqdHXumpBp0JSujaT4Ng84JU5wDdK4E85ZMq78NuDe0I3NAqXY8TFg==",
+      "requires": {
+        "@sinonjs/commons": "^1.4.0",
+        "@sinonjs/formatio": "^3.2.1",
+        "@sinonjs/samsam": "^3.3.2",
+        "diff": "^3.5.0",
+        "lolex": "^4.2.0",
+        "nise": "^1.5.1",
+        "supports-color": "^5.5.0"
+      }
+    },
     "slash": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/slash/-/slash-2.0.0.tgz",

frontend/package.json

@@ -85,6 +85,7 @@
     "puppeteer-core": "^1.18.1",
     "resolve-url-loader": "^3.1.0",
     "sass-loader": "^7.1.0",
+    "sinon": "^7.4.1",
     "style-loader": "^0.23.1",
     "sugarss": "^2.0.0",
     "svg-url-loader": "^2.3.3",