diff --git a/.github/workflows/release-new-action-version.yml b/.github/workflows/release-new-action-version.yml
index b14c183..6a29095 100644
--- a/.github/workflows/release-new-action-version.yml
+++ b/.github/workflows/release-new-action-version.yml
@@ -22,7 +22,7 @@ jobs:
     steps:
     - name: Update the ${{ env.TAG_NAME }} tag
       id: update-major-tag
-      uses: actions/publish-action@v0.1.0
+      uses: actions/publish-action@v0.2.0
       with:
         source-tag: ${{ env.TAG_NAME }}
         slack-webhook: ${{ secrets.SLACK_WEBHOOK }}
\ No newline at end of file
diff --git a/.github/workflows/workflow.yml b/.github/workflows/workflow.yml
index 629d82a..58afa4a 100644
--- a/.github/workflows/workflow.yml
+++ b/.github/workflows/workflow.yml
@@ -78,7 +78,7 @@ jobs:
         uses: ./
         with:
           dotnet-version: 3.1.201
-          # We are including this veriable to force the generation of the nuget config file to verify that it is created in the correct place
+          # We are including this variable to force the generation of the nuget config file to verify that it is created in the correct place
           source-url: https://api.nuget.org/v3/index.json
         env:
           NUGET_AUTH_TOKEN: NOTATOKEN
@@ -115,6 +115,30 @@ jobs:
         shell: pwsh
         run: __tests__/verify-dotnet.ps1 3.1 2.2
 
+  test-setup-prerelease-version:
+    runs-on: ${{ matrix.operating-system }}
+    strategy:
+      fail-fast: false
+      matrix:
+        operating-system: [ubuntu-latest, windows-latest, macOS-latest]
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+      - name: Clear toolcache
+        shell: pwsh
+        run: __tests__/clear-toolcache.ps1 ${{ runner.os }}
+      - name: Setup dotnet '2.2'
+        uses: ./
+        with:
+          dotnet-version: '2.2'
+      - name: Setup dotnet '3.1.100-preview1-014459'
+        uses: ./
+        with:
+          dotnet-version: '3.1.100-preview1-014459'
+      - name: Verify dotnet
+        shell: pwsh
+        run: __tests__/verify-dotnet.ps1 3.1.100-preview1-014459
+
   test-setup-latest-patch-version:
     runs-on: ${{ matrix.operating-system }}
     strategy:
@@ -131,13 +155,13 @@ jobs:
         uses: ./
         with:
           dotnet-version: 3.1.x
-      - name: Setup dotnet 2.2.x
+      - name: Setup dotnet 2.2.X
         uses: ./
         with:
-          dotnet-version: 2.2.x
+          dotnet-version: 2.2.X
       - name: Verify dotnet
         shell: pwsh
-        run: __tests__/verify-dotnet.ps1 3.1 2.2
+        run: __tests__/verify-dotnet.ps1 '2.2' '3.1'
 
   test-setup-with-wildcard:
     runs-on: ${{ matrix.operating-system }}
@@ -189,6 +213,31 @@ jobs:
         shell: pwsh
         run: __tests__/verify-dotnet.ps1 2.2 3.1
 
+  test-setup-with-dotnet-quality:
+      runs-on: ${{ matrix.operating-system }}
+      strategy:
+        fail-fast: false
+        matrix:
+          operating-system: [ubuntu-latest, windows-latest, macOS-latest]
+      steps:
+        - name: Checkout
+          uses: actions/checkout@v3
+        - name: Clear toolcache
+          shell: pwsh
+          run: __tests__/clear-toolcache.ps1 ${{ runner.os }}
+               
+        - name: Setup dotnet 7.0 with preview quality
+          uses: ./
+          with:
+            dotnet-version: "7.0"
+            dotnet-quality: "preview"
+        - name: Verify preview version
+          shell: pwsh
+          run: |
+            $version = & dotnet --version
+            Write-Host "Installed version: $version"
+            if (-not $version.Contains("preview")) { throw "Unexpected version" }
+
   test-proxy:
     runs-on: ubuntu-latest
     container:
diff --git a/__tests__/authutil.test.ts b/__tests__/authutil.test.ts
index f2e82d8..ce02533 100644
--- a/__tests__/authutil.test.ts
+++ b/__tests__/authutil.test.ts
@@ -1,6 +1,6 @@
-import io = require('@actions/io');
-import fs = require('fs');
-import path = require('path');
+import * as io from '@actions/io';
+import fs from 'fs';
+import path from 'path';
 
 const fakeSourcesDirForTesting = path.join(
   __dirname,
diff --git a/__tests__/csc.test.ts b/__tests__/csc.test.ts
index aa0d497..6862f78 100644
--- a/__tests__/csc.test.ts
+++ b/__tests__/csc.test.ts
@@ -1,5 +1,3 @@
-import fs = require('fs');
-
 describe('csc tests', () => {
   it('Valid regular expression', async () => {
     var cscFile = require('../.github/csc.json');
diff --git a/__tests__/installer.test.ts b/__tests__/installer.test.ts
index 532da18..9304417 100644
--- a/__tests__/installer.test.ts
+++ b/__tests__/installer.test.ts
@@ -1,34 +1,54 @@
-import io = require('@actions/io');
-import fs = require('fs');
-import os = require('os');
-import path = require('path');
-import hc = require('@actions/http-client');
+import * as io from '@actions/io';
+import * as os from 'os';
+import fs from 'fs';
+import path from 'path';
+import each from 'jest-each';
+import * as hc from '@actions/core/node_modules/@actions/http-client';
+import * as installer from '../src/installer';
 
-const toolDir = path.join(__dirname, 'runner', 'tools');
+import {IS_WINDOWS} from '../src/utils';
+import {IS_LINUX} from '../src/utils';
+
+let toolDir: string;
+
+if (IS_WINDOWS) {
+  toolDir = path.join(process.env['PROGRAMFILES'] + '', 'dotnet');
+} else if (IS_LINUX) {
+  toolDir = '/usr/share/dotnet';
+} else {
+  toolDir = path.join(process.env['HOME'] + '', '.dotnet');
+}
 const tempDir = path.join(__dirname, 'runner', 'temp');
 
 process.env['RUNNER_TOOL_CACHE'] = toolDir;
 process.env['RUNNER_TEMP'] = tempDir;
-import * as installer from '../src/installer';
 
-const IS_WINDOWS = process.platform === 'win32';
-
-describe('installer tests', () => {
+describe('DotnetCoreInstaller tests', () => {
   beforeAll(async () => {
     process.env.RUNNER_TOOL_CACHE = toolDir;
     process.env.DOTNET_INSTALL_DIR = toolDir;
     process.env.RUNNER_TEMP = tempDir;
     process.env.DOTNET_ROOT = '';
-    await io.rmRF(toolDir);
-    await io.rmRF(tempDir);
-  });
-
-  afterAll(async () => {
     try {
-      await io.rmRF(toolDir);
-      await io.rmRF(tempDir);
-    } catch {
-      console.log('Failed to remove test directories');
+      await io.rmRF(`${toolDir}/*`);
+      await io.rmRF(`${tempDir}/*`);
+    } catch (err) {
+      console.log(
+        `Failed to remove test directories, check the error message:${os.EOL}`,
+        err.message
+      );
+    }
+  }, 30000);
+
+  afterEach(async () => {
+    try {
+      await io.rmRF(`${toolDir}/*`);
+      await io.rmRF(`${tempDir}/*`);
+    } catch (err) {
+      console.log(
+        `Failed to remove test directories, check the error message:${os.EOL}`,
+        err.message
+      );
     }
   }, 30000);
 
@@ -87,13 +107,9 @@ describe('installer tests', () => {
   }, 600000); //This needs some time to download on "slower" internet connections
 
   it('Throws if no location contains correct dotnet version', async () => {
-    let thrown = false;
-    try {
+    await expect(async () => {
       await getDotnet('1000.0.0');
-    } catch {
-      thrown = true;
-    }
-    expect(thrown).toBe(true);
+    }).rejects.toThrow();
   }, 30000);
 
   it('Uses an up to date bash download script', async () => {
@@ -137,6 +153,144 @@ describe('installer tests', () => {
   }, 30000);
 });
 
+describe('DotnetQualityValidator tests', () => {
+  it("returns quality if it's supplied and valid", () => {
+    const qualityInput = 'preview';
+    const dotnetQualityValidator = new installer.DotnetQualityValidator(
+      qualityInput
+    );
+    const result = dotnetQualityValidator.validateQuality();
+
+    expect(result).toBe('preview');
+  });
+
+  each(['', undefined]).test(
+    "input value '%s' should be returned as it is",
+    version => {
+      const dotnetQualityValidator = new installer.DotnetQualityValidator(
+        version
+      );
+      const result = dotnetQualityValidator.validateQuality();
+      expect(result).toBe(version);
+    }
+  );
+
+  it('throws if quality is supplied and invalid', () => {
+    const qualityInput = 'invalid';
+    const dotnetQualityValidator = new installer.DotnetQualityValidator(
+      qualityInput
+    );
+
+    expect(() => dotnetQualityValidator.validateQuality()).toThrow();
+  });
+});
+
+describe('DotnetVersionResolver tests', () => {
+  each([
+    '3.1',
+    '3.x',
+    '3.1.x',
+    '3.1.*',
+    '3.1.X',
+    '3.1.2',
+    '3.1.0-preview1'
+  ]).test(
+    "if valid version: '%s' is supplied, it should return version object with some value",
+    async version => {
+      const dotnetVersionResolver = new installer.DotnetVersionResolver(
+        version
+      );
+      const versionObject = await dotnetVersionResolver.createDotNetVersion();
+
+      expect(!!versionObject.value).toBeTruthy;
+    }
+  );
+
+  each([
+    '.',
+    '..',
+    ' . ',
+    '. ',
+    ' .',
+    ' . . ',
+    ' .. ',
+    ' .  ',
+    '-1.-1',
+    '-1',
+    '-1.-1.-1',
+    '..3',
+    '1..3',
+    '1..',
+    '.2.3',
+    '.2.x',
+    '*.',
+    '1.2.',
+    '1.2.-abc',
+    'a.b',
+    'a.b.c',
+    'a.b.c-preview',
+    ' 0 . 1 . 2 ',
+    'invalid'
+  ]).test(
+    "if invalid version: '%s' is supplied, it should throw",
+    async version => {
+      const dotnetVersionResolver = new installer.DotnetVersionResolver(
+        version
+      );
+
+      await expect(
+        async () => await dotnetVersionResolver.createDotNetVersion()
+      ).rejects.toThrow();
+    }
+  );
+
+  each(['3.1', '3.1.x', '3.1.*', '3.1.X']).test(
+    "if version: '%s' that can be resolved to 'channel' option is supplied, it should set quality flag to 'true' and type to 'channel' in version object",
+    async version => {
+      const dotnetVersionResolver = new installer.DotnetVersionResolver(
+        version
+      );
+      const versionObject = await dotnetVersionResolver.createDotNetVersion();
+
+      expect(versionObject.type.toLowerCase().includes('channel')).toBeTruthy;
+      expect(versionObject.qualityFlag).toBeTruthy;
+    }
+  );
+
+  each(['3.1.2', '3.1.0-preview1']).test(
+    "if version: '%s' that can be resolved to 'version' option is supplied, it should set quality flag to 'false' and type to 'version' in version object",
+    async version => {
+      const dotnetVersionResolver = new installer.DotnetVersionResolver(
+        version
+      );
+      const versionObject = await dotnetVersionResolver.createDotNetVersion();
+
+      expect(versionObject.type.toLowerCase().includes('version')).toBeTruthy;
+      expect(versionObject.qualityFlag).toBeFalsy;
+    }
+  );
+
+  each(['3.1.2', '3.1']).test(
+    'it should create proper line arguments for powershell/bash installation scripts',
+    async version => {
+      const dotnetVersionResolver = new installer.DotnetVersionResolver(
+        version
+      );
+      const versionObject = await dotnetVersionResolver.createDotNetVersion();
+      const windowsRegEx = new RegExp(/^-[VC]/);
+      const nonWindowsRegEx = new RegExp(/^--[vc]/);
+
+      if (IS_WINDOWS) {
+        expect(windowsRegEx.test(versionObject.type)).toBeTruthy;
+        expect(nonWindowsRegEx.test(versionObject.type)).toBeFalsy;
+      } else {
+        expect(nonWindowsRegEx.test(versionObject.type)).toBeTruthy;
+        expect(windowsRegEx.test(versionObject.type)).toBeFalsy;
+      }
+    }
+  );
+});
+
 function normalizeFileContents(contents: string): string {
   return contents
     .trim()
@@ -144,8 +298,8 @@ function normalizeFileContents(contents: string): string {
     .replace(new RegExp('\r', 'g'), '\n');
 }
 
-async function getDotnet(version: string): Promise<void> {
-  const dotnetInstaller = new installer.DotnetCoreInstaller(version);
+async function getDotnet(version: string, quality: string = ''): Promise<void> {
+  const dotnetInstaller = new installer.DotnetCoreInstaller(version, quality);
   await dotnetInstaller.installDotnet();
   installer.DotnetCoreInstaller.addToPath();
 }
diff --git a/__tests__/setup-dotnet.test.ts b/__tests__/setup-dotnet.test.ts
index aa8e380..4cd84b6 100644
--- a/__tests__/setup-dotnet.test.ts
+++ b/__tests__/setup-dotnet.test.ts
@@ -1,32 +1,45 @@
-import io = require('@actions/io');
-import fs = require('fs');
-import os = require('os');
-import path = require('path');
-
-const toolDir = path.join(__dirname, 'runner', 'tools2');
-const tempDir = path.join(__dirname, 'runner', 'temp2');
+import * as io from '@actions/io';
+import fs from 'fs';
+import os from 'os';
+import path from 'path';
 
 import * as setup from '../src/setup-dotnet';
-import * as dotnetInstaller from '../src/installer';
+import {IS_WINDOWS} from '../src/utils';
+import {IS_LINUX} from '../src/utils';
 
-const IS_WINDOWS = process.platform === 'win32';
+let toolDir: string;
+
+if (IS_WINDOWS) {
+  toolDir = path.join(process.env['PROGRAMFILES'] + '', 'dotnet');
+} else if (IS_LINUX) {
+  toolDir = '/usr/share/dotnet';
+} else {
+  toolDir = path.join(process.env['HOME'] + '', '.dotnet');
+}
+
+const tempDir = path.join(__dirname, 'runner', 'temp2');
 
 describe('setup-dotnet tests', () => {
   beforeAll(async () => {
     process.env.RUNNER_TOOL_CACHE = toolDir;
     process.env.DOTNET_INSTALL_DIR = toolDir;
     process.env.RUNNER_TEMP = tempDir;
-    process.env['INPUT_INCLUDE-PRERELEASE'] = 'false';
-    await io.rmRF(toolDir);
-    await io.rmRF(tempDir);
-  });
+    try {
+      await io.rmRF(`${toolDir}/*`);
+      await io.rmRF(`${tempDir}/*`);
+    } catch (err) {
+      console.log(err.message);
+      console.log('Failed to remove test directories');
+    }
+  }, 30000);
 
   afterEach(async () => {
     try {
       await io.rmRF(path.join(process.cwd(), 'global.json'));
-      await io.rmRF(toolDir);
-      await io.rmRF(tempDir);
-    } catch {
+      await io.rmRF(`${toolDir}/*`);
+      await io.rmRF(`${tempDir}/*`);
+    } catch (err) {
+      console.log(err.message);
       console.log('Failed to remove test directories');
     }
   }, 30000);
@@ -46,26 +59,4 @@ describe('setup-dotnet tests', () => {
       expect(fs.existsSync(path.join(toolDir, 'dotnet'))).toBe(true);
     }
   }, 400000);
-
-  it('Acquires version of dotnet from global.json with rollForward option, install the latest patch', async () => {
-    const globalJsonPath = path.join(process.cwd(), 'global.json');
-    const jsonContents = `{${os.EOL}"sdk": {${os.EOL}"version":"3.1.201",${os.EOL}"rollForward":"latestFeature"${os.EOL}}${os.EOL}}`;
-    if (!fs.existsSync(globalJsonPath)) {
-      fs.writeFileSync(globalJsonPath, jsonContents);
-    }
-
-    const version = '3.1';
-    const installer = new dotnetInstaller.DotnetCoreInstaller(version);
-    const patchVersion = await installer.resolveVersion(
-      new dotnetInstaller.DotNetVersionInfo(version)
-    );
-    await setup.run();
-
-    expect(fs.existsSync(path.join(toolDir, 'sdk', patchVersion))).toBe(true);
-    if (IS_WINDOWS) {
-      expect(fs.existsSync(path.join(toolDir, 'dotnet.exe'))).toBe(true);
-    } else {
-      expect(fs.existsSync(path.join(toolDir, 'dotnet'))).toBe(true);
-    }
-  }, 400000);
 });
diff --git a/__tests__/verify-no-unstaged-changes.sh b/__tests__/verify-no-unstaged-changes.sh
index f3260e3..15efefe 100755
--- a/__tests__/verify-no-unstaged-changes.sh
+++ b/__tests__/verify-no-unstaged-changes.sh
@@ -1,17 +1,7 @@
 #!/bin/bash
 
-if [[ "$(git status --porcelain)" != "" ]]; then
-    echo ----------------------------------------
-    echo git status
-    echo ----------------------------------------
-    git status
-    echo ----------------------------------------
-    echo git diff
-    echo ----------------------------------------
+if [ "$(git diff --ignore-space-at-eol dist/ | wc -l)" -gt "0" ]; then
+    echo "Detected uncommitted changes after build.  See status below:"
     git diff
-    echo ----------------------------------------
-    echo Troubleshooting
-    echo ----------------------------------------
-    echo "::error::Unstaged changes detected. Locally try running: git clean -ffdx && npm ci && npm run pre-checkin"
     exit 1
 fi
diff --git a/__tests__/versionutil.test.ts b/__tests__/versionutil.test.ts
deleted file mode 100644
index 69681da..0000000
--- a/__tests__/versionutil.test.ts
+++ /dev/null
@@ -1,91 +0,0 @@
-import each from 'jest-each';
-import * as installer from '../src/installer';
-
-describe('version tests', () => {
-  each(['3.1.999', '3.1.101-preview.3']).test(
-    "Exact version '%s' should be the same",
-    vers => {
-      let versInfo = new installer.DotNetVersionInfo(vers);
-
-      expect(versInfo.isExactVersion()).toBe(true);
-      expect(versInfo.version()).toBe(vers);
-    }
-  );
-
-  each([
-    ['3.x', '3.x'],
-    ['3.*', '3.*'],
-    ['3.1.x', '3.1'],
-    ['1.1.*', '1.1'],
-    ['2.0', '2.0']
-  ]).test("Generic version '%s' should be '%s'", (vers, resVers) => {
-    let versInfo = new installer.DotNetVersionInfo(vers);
-
-    expect(versInfo.isExactVersion()).toBe(false);
-    expect(versInfo.version()).toBe(resVers);
-  });
-
-  each([
-    '',
-    '.',
-    '..',
-    ' . ',
-    '. ',
-    ' .',
-    ' . . ',
-    ' .. ',
-    ' .  ',
-    '-1.-1',
-    '-1',
-    '-1.-1.-1',
-    '..3',
-    '1..3',
-    '1..',
-    '.2.3',
-    '.2.x',
-    '1',
-    '*.*.1',
-    '*.1',
-    '*.',
-    '1.2.',
-    '1.2.-abc',
-    'a.b',
-    'a.b.c',
-    'a.b.c-preview',
-    ' 0 . 1 . 2 '
-  ]).test("Malformed version '%s' should throw", vers => {
-    expect(() => new installer.DotNetVersionInfo(vers)).toThrow();
-  });
-
-  each([
-    ['3.1.x', '3.1.'],
-    ['3.1.*', '3.1.'],
-    ['3.1', '3.1.'],
-    ['5.0.0-preview.6', '5.0.0-preview.6'],
-    ['3.1.201', '3.1.201']
-  ]).test(
-    "Resolving version '%s' as '%s'",
-    async (input, expectedVersion) => {
-      const dotnetInstaller = new installer.DotnetCoreInstaller(input);
-      let versInfo = await dotnetInstaller.resolveVersion(
-        new installer.DotNetVersionInfo(input)
-      );
-      console.log(versInfo);
-
-      expect(versInfo.startsWith(expectedVersion));
-    },
-    100000
-  );
-
-  it('Resolving a nonexistent generic version fails', async () => {
-    const dotnetInstaller = new installer.DotnetCoreInstaller('999.1.x');
-    try {
-      await dotnetInstaller.resolveVersion(
-        new installer.DotNetVersionInfo('999.1.x')
-      );
-      fail();
-    } catch {
-      expect(true);
-    }
-  }, 100000);
-});