diff --git a/test/index.spec.ts b/test/index.spec.ts
index fcbac9f3..ed5d423e 100644
--- a/test/index.spec.ts
+++ b/test/index.spec.ts
@@ -5,7 +5,10 @@ require('source-map-support').install();
 /**
  * Unit tests
  */
-import './unit-tests/cli/cli-utils/CLIUtils.spec';
+import './unit-tests/cli/sanitizers/BooleanSanitizer.spec';
+import './unit-tests/cli/sanitizers/SourceMapModeSanitizer.spec';
+import './unit-tests/cli/sanitizers/StringArrayEncodingSanitizer.spec';
+import './unit-tests/cli/utils/CLIUtils.spec';
 import './unit-tests/decorators/initializable/Initializable.spec';
 import './unit-tests/node/node-appender/NodeAppender.spec';
 import './unit-tests/node/node-utils/NodeUtils.spec';
diff --git a/test/unit-tests/cli/sanitizers/BooleanSanitizer.spec.ts b/test/unit-tests/cli/sanitizers/BooleanSanitizer.spec.ts
new file mode 100644
index 00000000..d4a656ae
--- /dev/null
+++ b/test/unit-tests/cli/sanitizers/BooleanSanitizer.spec.ts
@@ -0,0 +1,68 @@
+import { assert } from 'chai';
+
+import { BooleanSanitizer } from '../../../../src/cli/sanitizers/BooleanSanitizer';
+
+
+describe('BooleanSanitizer', () => {
+    describe('BooleanSanitizer: TCLISanitizer = (value: string): boolean', () => {
+        describe('variant #1: input value `true`', () => {
+            const inputValue: string = 'true';
+            const expectedValue: boolean = true;
+
+            let value: boolean;
+
+            before(() => {
+                value = BooleanSanitizer(inputValue);
+            });
+
+            it('should sanitize value', () => {
+                assert.equal(value, expectedValue);
+            });
+        });
+
+        describe('variant #2: input value `1`', () => {
+            const inputValue: string = '1';
+            const expectedValue: boolean = true;
+
+            let value: boolean;
+
+            before(() => {
+                value = BooleanSanitizer(inputValue);
+            });
+
+            it('should sanitize value', () => {
+                assert.equal(value, expectedValue);
+            });
+        });
+
+        describe('variant #3: input value `false`', () => {
+            const inputValue: string = 'false';
+            const expectedValue: boolean = false;
+
+            let value: boolean;
+
+            before(() => {
+                value = BooleanSanitizer(inputValue);
+            });
+
+            it('should sanitize value', () => {
+                assert.equal(value, expectedValue);
+            });
+        });
+
+        describe('variant #4: input value `foo`', () => {
+            const inputValue: string = 'foo';
+            const expectedValue: boolean = false;
+
+            let value: boolean;
+
+            before(() => {
+                value = BooleanSanitizer(inputValue);
+            });
+
+            it('should sanitize value', () => {
+                assert.equal(value, expectedValue);
+            });
+        });
+    });
+});
diff --git a/test/unit-tests/cli/sanitizers/SourceMapModeSanitizer.spec.ts b/test/unit-tests/cli/sanitizers/SourceMapModeSanitizer.spec.ts
new file mode 100644
index 00000000..8e9a66fd
--- /dev/null
+++ b/test/unit-tests/cli/sanitizers/SourceMapModeSanitizer.spec.ts
@@ -0,0 +1,36 @@
+import { assert } from 'chai';
+
+import { SourceMapModeSanitizer } from '../../../../src/cli/sanitizers/SourceMapModeSanitizer';
+
+describe('SourceMapModeSanitizer', () => {
+    describe('SourceMapModeSanitizer: TCLISanitizer = (value: string): string', () => {
+        describe('variant #1: valid source map mode', () => {
+            const inputValue: string = 'inline';
+            const expectedValue: string = inputValue;
+
+            let value: string;
+
+            before(() => {
+                value = SourceMapModeSanitizer(inputValue);
+            });
+
+            it('should sanitize value', () => {
+                assert.equal(value, expectedValue);
+            });
+        });
+
+        describe('variant #2: invalid source map mode', () => {
+            const inputValue: string = 'foo';
+
+            let testFunc: () => void;
+
+            before(() => {
+                testFunc = () => SourceMapModeSanitizer(inputValue);
+            });
+
+            it('should throw error', () => {
+                assert.throw(testFunc, ReferenceError);
+            });
+        });
+    });
+});
diff --git a/test/unit-tests/cli/sanitizers/StringArrayEncodingSanitizer.spec.ts b/test/unit-tests/cli/sanitizers/StringArrayEncodingSanitizer.spec.ts
new file mode 100644
index 00000000..036c4e4f
--- /dev/null
+++ b/test/unit-tests/cli/sanitizers/StringArrayEncodingSanitizer.spec.ts
@@ -0,0 +1,82 @@
+import { assert } from 'chai';
+
+import { StringArrayEncodingSanitizer } from '../../../../src/cli/sanitizers/StringArrayEncodingSanitizer';
+
+describe('StringArrayEncodingSanitizer', () => {
+    describe('StringArrayEncodingSanitizer: TCLISanitizer = (value: string): TStringArrayEncoding', () => {
+        describe('variant #1: string array encoding `base64`', () => {
+            const inputValue: string = 'base64';
+            const expectedValue: boolean = true;
+
+            let value: boolean;
+
+            before(() => {
+                value = StringArrayEncodingSanitizer(inputValue);
+            });
+
+            it('should sanitize value', () => {
+                assert.equal(value, expectedValue);
+            });
+        });
+
+        describe('variant #2: string array encoding `true`', () => {
+            const inputValue: string = 'true';
+            const expectedValue: boolean = true;
+
+            let value: boolean;
+
+            before(() => {
+                value = StringArrayEncodingSanitizer(inputValue);
+            });
+
+            it('should sanitize value', () => {
+                assert.equal(value, expectedValue);
+            });
+        });
+
+        describe('variant #3: string array encoding `1`', () => {
+            const inputValue: string = '1';
+            const expectedValue: boolean = true;
+
+            let value: boolean;
+
+            before(() => {
+                value = StringArrayEncodingSanitizer(inputValue);
+            });
+
+            it('should sanitize value', () => {
+                assert.equal(value, expectedValue);
+            });
+        });
+
+        describe('variant #4: string array encoding `rc4`', () => {
+            const inputValue: string = 'rc4';
+            const expectedValue: string = 'rc4';
+
+            let value: string;
+
+            before(() => {
+                value = StringArrayEncodingSanitizer(inputValue);
+            });
+
+            it('should sanitize value', () => {
+                assert.equal(value, expectedValue);
+            });
+        });
+
+        describe('variant #5: string array encoding `foo`', () => {
+            const inputValue: string = 'foo';
+            const expectedValue: boolean = false;
+
+            let value: boolean;
+
+            before(() => {
+                value = StringArrayEncodingSanitizer(inputValue);
+            });
+
+            it('should sanitize value', () => {
+                assert.equal(value, expectedValue);
+            });
+        });
+    });
+});
diff --git a/test/unit-tests/cli/cli-utils/CLIUtils.spec.ts b/test/unit-tests/cli/utils/CLIUtils.spec.ts
similarity index 100%
rename from test/unit-tests/cli/cli-utils/CLIUtils.spec.ts
rename to test/unit-tests/cli/utils/CLIUtils.spec.ts