1 files changed, 40 insertions, 0 deletions
diff --git a/spec/frontend/ide/stores/mutations/branch_spec.js b/spec/frontend/ide/stores/mutations/branch_spec.js
new file mode 100644
index 00000000000..29eb859ddaf
--- /dev/null
+++ b/spec/frontend/ide/stores/mutations/branch_spec.js
@@ -0,0 +1,40 @@
+import mutations from '~/ide/stores/mutations/branch';
+import state from '~/ide/stores/state';
+
+describe('Multi-file store branch mutations', () => {
+  let localState;
+
+  beforeEach(() => {
+    localState = state();
+  });
+
+  describe('SET_CURRENT_BRANCH', () => {
+    it('sets currentBranch', () => {
+      mutations.SET_CURRENT_BRANCH(localState, 'master');
+
+      expect(localState.currentBranchId).toBe('master');
+    });
+  });
+
+  describe('SET_BRANCH_COMMIT', () => {
+    it('sets the last commit on current project', () => {
+      localState.projects = {
+        Example: {
+          branches: {
+            master: {},
+          },
+        },
+      };
+
+      mutations.SET_BRANCH_COMMIT(localState, {
+        projectId: 'Example',
+        branchId: 'master',
+        commit: {
+          title: 'Example commit',
+        },
+      });
+
+      expect(localState.projects.Example.branches.master.commit.title).toBe('Example commit');
+    });
+  });
+});