feat(import-target): Add resolution error reason

tests/eslint-rule-tester.js

@@ -38,5 +38,18 @@ exports.RuleTester = function (config = defaultConfig) {
     )
 
     const ruleTester = new exports.FlatRuleTester(config)
+    const $run = ruleTester.run.bind(ruleTester)
+    ruleTester.run = function (name, rule, tests) {
+        tests.valid = tests.valid.filter(shouldRun)
+        tests.invalid = tests.invalid.filter(shouldRun)
+
+        $run(name, rule, tests)
+    }
     return ruleTester
 }
+
+// support skip in tests
+function shouldRun(item) {
+    const skip = typeof item === "string" ? false : item.skip
+    return skip === void 0 || skip === false
+}

tests/lib/rules/no-missing-import.js

@@ -30,6 +30,11 @@ const tsReactExtensionMap = [
     [".tsx", ".js"],
 ]
 
+const isCaseSensitiveFileSystem =
+    process.platform === "linux" ||
+    process.platform === "freebsd" ||
+    process.platform === "openbsd"
+
 /**
  * Makes a file path to a fixture.
  * @param {string} name - A name.
@@ -427,6 +432,7 @@ ruleTester.run("no-missing-import", rule, {
             filename: fixture("test.js"),
             code: "import a from './A.js';",
             errors: cantResolve("./A.js"),
+            skip: !isCaseSensitiveFileSystem,
         },
 
         {

tests/lib/rules/no-missing-require.js

@@ -16,6 +16,11 @@ const tsReactExtensionMap = [
     [".tsx", ".js"],
 ]
 
+const isCaseSensitiveFileSystem =
+    process.platform === "linux" ||
+    process.platform === "freebsd" ||
+    process.platform === "openbsd"
+
 /**
  * Makes a file path to a fixture.
  * @param {string} name - A name.
@@ -396,6 +401,7 @@ ruleTester.run("no-missing-require", rule, {
             filename: fixture("test.js"),
             code: "require('./A');",
             errors: cantResolve("./A"),
+            skip: !isCaseSensitiveFileSystem,
         },
 
         // require.resolve