base browser view tests

Author: jctrotter

jbrowse/src/client/JBrowse/Browser/Browser.spec.tsx

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+import React from 'react';
+import { mount } from 'enzyme';
+import { mocked } from 'ts-jest/utils';
+import { jest, beforeEach, describe, expect, test } from '@jest/globals';
+
+import { Ajax, Utils, ActionURL} from '@labkey/api';
+import View from "./Browser"
+
+const mockData =
+{
+  "configuration": {},
+  "assemblies":
+  {
+    "name": "hg38",
+    "aliases": ["GRCh38"],
+    "sequence": {
+      "type": "ReferenceSequenceTrack",
+      "trackId": "P6R5xbRqRr",
+      "adapter": {
+        "type": "BgzipFastaAdapter",
+        "fastaLocation": {
+          "uri": "https://jbrowse.org/genomes/GRCh38/fasta/hg38.prefix.fa.gz"
+        },
+        "faiLocation": {
+          "uri": "https://jbrowse.org/genomes/GRCh38/fasta/hg38.prefix.fa.gz.fai"
+        },
+        "gziLocation": {
+          "uri": "https://jbrowse.org/genomes/GRCh38/fasta/hg38.prefix.fa.gz.gzi"
+        }
+      }
+    },
+    "refNameAliases": {
+      "adapter": {
+        "type": "RefNameAliasAdapter",
+        "location": {
+          "uri": "https://s3.amazonaws.com/jbrowse.org/genomes/GRCh38/hg38_aliases.txt"
+        }
+      }
+    }
+  },
+  "tracks": [
+    {
+      "type": "VariantTrack",
+      "trackId": "clinvar_ncbi_hg38",
+      "name": "ClinVar variants (NCBI)",
+      "assemblyNames": ["hg38"],
+      "category": ["Annotation"],
+      "adapter": {
+        "type": "VcfTabixAdapter",
+        "vcfGzLocation": {
+          "uri": "https://ftp.ncbi.nlm.nih.gov/pub/clinvar/vcf_GRCh38/clinvar.vcf.gz"
+        },
+        "index": {
+          "location": {
+            "uri": "https://ftp.ncbi.nlm.nih.gov/pub/clinvar/vcf_GRCh38/clinvar.vcf.gz.tbi"
+          }
+        }
+      }
+    },
+    {
+      "type": "FeatureTrack",
+      "trackId": "ncbi_refseq_109_hg38_latest",
+      "name": "NCBI RefSeq (GFF3Tabix)",
+      "assemblyNames": ["hg38"],
+      "category": ["Annotation"],
+      "adapter": {
+        "type": "Gff3TabixAdapter",
+        "gffGzLocation": {
+          "uri": "https://s3.amazonaws.com/jbrowse.org/genomes/GRCh38/ncbi_refseq/GRCh38_latest_genomic.sort.gff.gz"
+        },
+        "index": {
+          "location": {
+            "uri": "https://s3.amazonaws.com/jbrowse.org/genomes/GRCh38/ncbi_refseq/GRCh38_latest_genomic.sort.gff.gz.tbi"
+          }
+        }
+      }
+    }
+  ],
+  "connections": []
+}
+
+jest.mock('@labkey/api', () => {
+    return {
+        Ajax: {
+            request: jest.fn()
+        },
+        ActionURL: {
+            buildURL: jest.fn()
+        }
+    }
+})
+const mockedRequest = mocked(Ajax, true)
+
+describe('JBrowse 2 Browser', () => {
+
+
+    test('Renders error string if no config provided', async () => {
+
+        const wrapper = mount(<View />);
+        expect(wrapper.contains(<p>Error - no session provided.</p>)).toEqual(true);
+    });
+
+
+    test('Renders browser if config provided', async () => {
+        jest.spyOn(URLSearchParams.prototype, "get").mockImplementation(() => "demo") // in theory this should set session to "demo" when queryParam.get is called.
+
+        mockedRequest.request.mockReset();
+        mockedRequest.request.mockImplementation(({ success }) => {
+             success({ response: JSON.stringify(mockData) } as XMLHttpRequest, null);
+             return {} as XMLHttpRequest;
+         });
+        const wrapper = mount(<View />);
+        expect(wrapper.find('.MuiPaper-root')).toHaveLength(2)
+    });
+
+});

jbrowse/test/jest.setup.ts

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+
+/*
+ * Copyright (c) 2017-2019 LabKey Corporation. All rights reserved. No portion of this work may be reproduced in
+ * any form or by any electronic or mechanical means without written permission from LabKey Corporation.
+ */
+import 'regenerator-runtime/runtime';
+import { configure } from 'enzyme';
+import Adapter from 'enzyme-adapter-react-16';
+
+// Enzyme expects an adapter to be configured
+// http://airbnb.io/enzyme/docs/installation/react-16.html
+configure({ adapter: new Adapter() });

jbrowse/test/styleMock.ts

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+export {};