Starting Latex tests.

common/package-lock.json

@@ -13,6 +13,7 @@
         "@rollup/plugin-babel": "^6.0.4",
         "@rollup/plugin-commonjs": "^28.0.0",
         "@rollup/plugin-node-resolve": "^15.3.0",
+        "@types/chai-as-promised": "^8.0.1",
         "c8": "^10.1.2",
         "rollup": "^4.22.4",
         "rollup-plugin-cleanup": "^3.2.1"
@@ -2198,9 +2199,17 @@
       "version": "5.0.0",
       "resolved": "https://registry.npmjs.org/@types/chai/-/chai-5.0.0.tgz",
       "integrity": "sha512-+DwhEHAaFPPdJ2ral3kNHFQXnTfscEEFsUxzD+d7nlcLrFK23JtNjH71RGasTcHb88b4vVi4mTyfpf8u2L8bdA==",
-      "dev": true,
       "license": "MIT"
     },
+    "node_modules/@types/chai-as-promised": {
+      "version": "8.0.1",
+      "resolved": "https://registry.npmjs.org/@types/chai-as-promised/-/chai-as-promised-8.0.1.tgz",
+      "integrity": "sha512-dAlDhLjJlABwAVYObo9TPWYTRg9NaQM5CXeaeJYcYAkvzUf0JRLIiog88ao2Wqy/20WUnhbbUZcgvngEbJ3YXQ==",
+      "license": "MIT",
+      "dependencies": {
+        "@types/chai": "*"
+      }
+    },
     "node_modules/@types/chai-spies": {
       "version": "1.0.6",
       "resolved": "https://registry.npmjs.org/@types/chai-spies/-/chai-spies-1.0.6.tgz",

common/package.json

@@ -25,6 +25,7 @@
   "devDependencies": {
     "@types/chai": "^5.0.0",
     "@types/chai-spies": "^1.0.6",
+    "@types/chai-as-promised": "^8.0.1",
     "@types/mocha": "^10.0.8",
     "chai": "^5.1.1",
     "chai-as-promised": "^8.0.0",

common/src/module/latex.mjs

@@ -142,9 +142,10 @@ class LatexAPI extends Module {
      */
     parif(elem, contents) {
         elem = elem.toString()
-        if(elem[0] !== "(" && elem.at(-1) !== ")" && contents.some(x => elem.indexOf(x) > 0))
+        const contains = contents.some(x => elem.indexOf(x) > 0)
+        if(elem[0] !== "(" && elem.at(-1) !== ")" && contains)
             return this.par(elem)
-        if(elem[0] === "(" && elem.at(-1) === ")")
+        if(elem[0] === "(" && elem.at(-1) === ")" && !contains)
             return elem.removeEnclosure()
         return elem
     }

common/test/hooks.mjs

@@ -22,8 +22,10 @@ import { MockLatex } from "./mock/latex.mjs"
 
 import { use } from "chai"
 import spies from "chai-spies"
+import promised from "chai-as-promised"
 
 function setup() {
+    use(promised)
     const { spy } = use(spies)
 
     globalThis.Helper = new MockHelper()

common/test/mock/helper.mjs

@@ -22,7 +22,8 @@ const DEFAULT_SETTINGS = {
     "check_for_updates": true,
     "reset_redo_stack": true,
     "last_install_greet": "0",
-    "enable_latex": false,
+    "enable_latex": true,
+    "enable_latex_async": true,
     "expression_editor": {
         "autoclose": true,
         "colorize": true,

common/test/mock/latex.mjs

@@ -22,10 +22,7 @@ const PIXEL = "iVBORw0KGgoAAAANSUhEUgAAAAEAAAABAQAAAAA3bvkkAAAACklEQVR4AWNgAAAAA
 
 export class MockLatex {
     constructor() {
-    }
+        this.supportsAsyncRender = true
-    
-    get supportsAsyncRender() {
-        return true
     }
 
     /**

common/test/module/latex.mjs

@@ -0,0 +1,144 @@
+/**
+ *  LogarithmPlotter - 2D plotter software to make BODE plots, sequences and distribution functions.
+ *  Copyright (C) 2021-2024  Ad5001
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+// Load prior tests
+import "./base.mjs"
+import "./expreval.mjs"
+
+import { describe, it } from "mocha"
+import { expect } from "chai"
+import { existsSync } from "../mock/fs.mjs"
+
+const { spy } = chaiPlugins
+
+import LatexAPI from "../../src/module/latex.mjs"
+
+describe("Module/Latex", function() {
+    it("is defined as a global", function() {
+        expect(globalThis.Modules.Latex).to.equal(LatexAPI)
+    })
+
+    describe("#initialize", function() {
+        it("isn't enabled before initialization", function() {
+            expect(LatexAPI.enabled).to.be.false
+        })
+
+        it("is enabled after initialization", function() {
+            LatexAPI.initialize({ latex: Latex, helper: Helper })
+            expect(LatexAPI.enabled).to.equal(Helper.getSetting("enable_latex"))
+            expect(LatexAPI.initialized).to.be.true
+        })
+    })
+
+    describe("#requestAsyncRender", function() {
+        it("should return a render result with a valid source, a width, and a height", async function() {
+            const data = await LatexAPI.requestAsyncRender("\\frac{x}{3}", 13, "#AA0033")
+            expect(data).to.be.an("object")
+            expect(data.source).to.be.a("string")
+            expect(data.source).to.satisfy(existsSync)
+            expect(data.height).to.be.a("number")
+            expect(data.width).to.be.a("number")
+        })
+
+        it("should call functions from the LaTeX module", async function() {
+            const renderSyncSpy = spy.on(Latex, "renderSync")
+            const renderAsyncSpy = spy.on(Latex, "renderAsync")
+            Latex.supportsAsyncRender = true
+            await LatexAPI.requestAsyncRender("\\frac{x}{3}", 13, "#AA0033")
+            expect(renderAsyncSpy).to.have.been.called.once
+            expect(renderSyncSpy).to.have.been.called.once // Called async
+            Latex.supportsAsyncRender = false
+            await LatexAPI.requestAsyncRender("\\frac{x}{3}", 13, "#AA0033")
+            expect(renderAsyncSpy).to.have.been.called.once // From the time before
+            expect(renderSyncSpy).to.have.been.called.twice
+            Latex.supportsAsyncRender = true
+        })
+
+        it("should not reply with the same source for different markup, font size, or color.", async function() {
+            const datas = [
+                await LatexAPI.requestAsyncRender("\\frac{x}{3}", 13, "#AA0033"),
+                await LatexAPI.requestAsyncRender("\\frac{x}{4}", 13, "#AA0033"),
+                await LatexAPI.requestAsyncRender("\\frac{x}{3}", 14, "#AA0033"),
+                await LatexAPI.requestAsyncRender("\\frac{x}{3}", 13, "#0033AA")
+            ]
+            const sources = datas.map(x => x.source)
+            expect(new Set(sources)).to.have.a.lengthOf(4)
+        })
+    })
+
+    describe("#findPrerendered", function() {
+        it("should return the same data as async render for the same markup, font size, and color", async function() {
+            const data = await LatexAPI.requestAsyncRender("\\frac{x}{3}", 13, "#AA0033")
+            const found = LatexAPI.findPrerendered("\\frac{x}{3}", 13, "#AA0033")
+            expect(found).to.not.be.null
+            expect(found.source).to.equal(data.source)
+            expect(found.width).to.equal(data.width)
+        })
+
+        it("should return null if the markup hasn't been prerendered with the same markup, font size, and color", async function() {
+            await LatexAPI.requestAsyncRender("\\frac{x}{3}", 13, "#AA0033")
+            expect(LatexAPI.findPrerendered("\\frac{y}{3}", 13, "#AA0033")).to.be.null
+            expect(LatexAPI.findPrerendered("\\frac{x}{3}", 12, "#AA0033")).to.be.null
+            expect(LatexAPI.findPrerendered("\\frac{x}{3}", 13, "#3300AA")).to.be.null
+        })
+    })
+
+    describe("#par", function() {
+        it("should add parentheses to strings", function() {
+            expect(LatexAPI.par("string")).to.equal("(string)")
+            expect(LatexAPI.par("aaaa")).to.equal("(aaaa)")
+            expect(LatexAPI.par("")).to.equal("()")
+            expect(LatexAPI.par("(example)")).to.equal("((example))")
+        })
+    })
+
+    describe("#parif", function() {
+        it("should add parentheses to strings that contain one of the ones in the list", function() {
+            expect(LatexAPI.parif("string", ["+"])).to.equal("string")
+            expect(LatexAPI.parif("string+assert", ["+"])).to.equal("(string+assert)")
+            expect(LatexAPI.parif("string+assert", ["+", "-"])).to.equal("(string+assert)")
+            expect(LatexAPI.parif("string-assert", ["+", "-"])).to.equal("(string-assert)")
+        })
+
+        it("shouldn't add new parentheses to strings that contains one of the ones in the list if they already have one", function() {
+            expect(LatexAPI.parif("(string+assert", ["+"])).to.equal("((string+assert)")
+            expect(LatexAPI.parif("string+assert)", ["+"])).to.equal("(string+assert))")
+            expect(LatexAPI.parif("(string+assert)", ["+"])).to.equal("(string+assert)")
+            expect(LatexAPI.parif("(string+assert)", ["+", "-"])).to.equal("(string+assert)")
+            expect(LatexAPI.parif("(string-assert)", ["+", "-"])).to.equal("(string-assert)")
+        })
+
+        it("shouldn't add parentheses to strings that does not contains one of the ones in the list", function() {
+            expect(LatexAPI.parif("string", ["+"])).to.equal("string")
+            expect(LatexAPI.parif("string+assert", ["-"])).to.equal("string+assert)")
+            expect(LatexAPI.parif("(string*assert", ["+", "-"])).to.equal("(string*assert")
+            expect(LatexAPI.parif("string/assert)", ["+", "-"])).to.equal("string/assert)")
+        })
+
+        it("should remove parentheses from strings that does not contains one of the ones in the list", function() {
+            expect(LatexAPI.parif("(string)", ["+"])).to.equal("string")
+            expect(LatexAPI.parif("(string+assert)", ["-"])).to.equal("string+assert")
+            expect(LatexAPI.parif("((string*assert)", ["+", "-"])).to.equal("(string*assert")
+            expect(LatexAPI.parif("(string/assert))", ["+", "-"])).to.equal("string/assert)")
+        })
+    })
+
+    describe("#variable", function() {
+        
+    })
+})