diff --git a/src/common/__tests__/search-store.test.ts b/src/common/__tests__/search-store.test.ts
new file mode 100644
index 0000000000..7f190fea0f
--- /dev/null
+++ b/src/common/__tests__/search-store.test.ts
@@ -0,0 +1,80 @@
+/**
+ * @jest-environment jsdom
+ */
+
+import { SearchStore } from "../search-store"
+
+let searchStore: SearchStore = null;
+
+const logs = [
+  "1:M 30 Oct 2020 16:17:41.553 # Connection with replica 172.17.0.12:6379 lost",
+  "1:M 30 Oct 2020 16:17:41.623 * Replica 172.17.0.12:6379 asks for synchronization",
+  "1:M 30 Oct 2020 16:17:41.623 * Starting Partial resynchronization request from 172.17.0.12:6379 accepted. Sending 0 bytes of backlog starting from offset 14407."
+]
+
+describe("search store tests", () => {
+  beforeEach(async () => {
+    searchStore = new SearchStore();
+  })
+
+  it("does nothing with empty search query", () => {
+    searchStore.onSearch([], "");
+    expect(searchStore.occurrences).toEqual([]);
+  })
+
+  it("doesn't brake if no text provided", () => {
+    searchStore.onSearch(null, "replica");
+    expect(searchStore.occurrences).toEqual([]);
+
+    searchStore.onSearch([], "replica");
+    expect(searchStore.occurrences).toEqual([]);
+  })
+
+  it("find 3 occurences across 3 lines", () => {
+    searchStore.onSearch(logs, "172");
+    expect(searchStore.occurrences).toEqual([0, 1, 2]);
+  })
+
+  it("find occurences within 1 line (case-insensitive)", () => {
+    searchStore.onSearch(logs, "Starting");
+    expect(searchStore.occurrences).toEqual([2, 2]);
+  })
+
+  it("sets overlay index equal to first occurence", () => {
+    searchStore.onSearch(logs, "Replica");
+    expect(searchStore.activeOverlayIndex).toBe(0);
+  })
+
+  it("set overlay index to next occurence", () => {
+    searchStore.onSearch(logs, "172");
+    searchStore.setNextOverlayActive();
+    expect(searchStore.activeOverlayIndex).toBe(1);
+  })
+
+  it("sets overlay to last occurence", () => {
+    searchStore.onSearch(logs, "172");
+    searchStore.setPrevOverlayActive();
+    expect(searchStore.activeOverlayIndex).toBe(2);
+  })
+
+  it("gets line index where overlay is located", () => {
+    searchStore.onSearch(logs, "synchronization");
+    expect(searchStore.activeOverlayLine).toBe(1);
+  })
+
+  it("escapes string for using in regex", () => {
+    const regex = searchStore.escapeRegex("some.interesting-query\\#?()[]");
+    expect(regex).toBe("some\\.interesting\\-query\\\\\\#\\?\\(\\)\\[\\]");
+  })
+
+  it("gets active find number", () => {
+    searchStore.onSearch(logs, "172");
+    searchStore.setNextOverlayActive();
+    expect(searchStore.activeFind).toBe(2);
+  })
+
+  it("gets total finds number", () => {
+    searchStore.onSearch(logs, "Starting");
+    expect(searchStore.totalFinds).toBe(2);
+  })
+})
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